About this route:

A direct, nonstop flight between Samui International Airport (USM), Ko Samui, Surat Thani, Thailand and Union Island Airport (UNI), Union Island, Saint Vincent and the Grenadines would travel a Great Circle distance of 10,447 miles (or 16,813 kilometers).

A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the large distance between Samui International Airport and Union Island Airport, the route shown on this map most likely appears curved because of this reason.

Try it at home! Get a globe and tightly lay a string between Samui International Airport and Union Island Airport. You'll see that it will travel the same route of the red line on this map!

Departure Airport Information:

IATA / ICAO Codes: USM / VTSM
Airport Names:
  1. Samui International Airport
  2. ท่าอากาศยานสมุย
Location: Ko Samui, Surat Thani, Thailand
GPS Coordinates: 9°32'52"N by 100°3'43"E
Area Served: Ko Samui
Operator/Owner: Bangkok Airways
Airport Type: Public
Elevation: 64 feet (20 meters)
# of Runways: 1
View all routes: Routes from USM
More Information: USM Maps & Info

Arrival Airport Information:

IATA / ICAO Codes: UNI / TVSU
Airport Name: Union Island Airport
Location: Union Island, Saint Vincent and the Grenadines
GPS Coordinates: 12°35'54"N by 61°24'52"W
Area Served: Union Island
Airport Type: Public
Elevation: 14 feet (4 meters)
# of Runways: 1
View all routes: Routes from UNI
More Information: UNI Maps & Info

Facts about Samui International Airport (USM):

  • Because of Samui International Airport's relatively low elevation of 64 feet, planes can take off or land at Samui International Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
  • Samui International Airport (USM) currently has only 1 runway.
  • The closest airport to Samui International Airport (USM) is Surat Thani International Airport (URT), which is located 69 miles (112 kilometers) WSW of USM.
  • The furthest airport from Samui International Airport (USM) is Teniente FAP Jaime Montreuil Morales Airport (CHM), which is nearly antipodal to Samui International Airport (meaning Samui International Airport is almost on the exact opposite side of the Earth from Teniente FAP Jaime Montreuil Morales Airport), and is located 12,337 miles (19,854 kilometers) away in Chimbote, Ancash Region, Peru.
  • In addition to being known as "Samui International Airport", another name for USM is "ท่าอากาศยานสมุย".

Facts about Union Island Airport (UNI):

  • The furthest airport from Union Island Airport (UNI) is Umbu Mehang Kunda Airport (WGP), which is nearly antipodal to Union Island Airport (meaning Union Island Airport is almost on the exact opposite side of the Earth from Umbu Mehang Kunda Airport), and is located 12,203 miles (19,639 kilometers) away in Waingapu, Sumba, East Nusa Tenggara, Indonesia.
  • Union Island Airport (UNI) currently has only 1 runway.
  • The closest airport to Union Island Airport (UNI) is Canouan Airport (CIW), which is located only 8 miles (14 kilometers) NE of UNI.
  • Because of Union Island Airport's relatively low elevation of 14 feet, planes can take off or land at Union Island Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.

Map of Nearest Airports to Samui International Airport:

List of Nearest Airports to Samui International Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
169.39 miles (111.67 km) WSWSurat Thani International Airport (URT)Surat Thani, ThailandView Surat Thani International Airport on a map Set URT as origin Airport Set URT as destination Airport Get more information about Surat Thani International Airport
293.44 miles (150.38 km) NNWChumphon Airport (CJM)Chumphon, ThailandView Chumphon Airport on a map Set CJM as origin Airport Set CJM as destination Airport Get more information about Chumphon Airport
3101.84 miles (163.90 km) WRanong Airport (UNN)Ranong, ThailandView Ranong Airport on a map Set UNN as origin Airport Set UNN as destination Airport Get more information about Ranong Airport
4109.41 miles (176.07 km) WNWKawthaung Airport (KAW)Kawthaung, Myanmar (Burma)View Kawthaung Airport on a map Set KAW as origin Airport Set KAW as destination Airport Get more information about Kawthaung Airport
5124.12 miles (199.76 km) SWKrabi International Airport (KBV)Krabi, ThailandView Krabi International Airport on a map Set KBV as origin Airport Set KBV as destination Airport Get more information about Krabi International Airport
6144.14 miles (231.96 km) SSWTrang Airport (TST)Trang, ThailandView Trang Airport on a map Set TST as origin Airport Set TST as destination Airport Get more information about Trang Airport
7155.01 miles (249.47 km) SWPhuket International Airport (HKT)Phuket, ThailandView Phuket International Airport on a map Set HKT as origin Airport Set HKT as destination Airport Get more information about Phuket International Airport
8182.07 miles (293.01 km) SHat Yai International Airport (HDY)Hat Yai, Songkhla Province, ThailandView Hat Yai International Airport on a map Set HDY as origin Airport Set HDY as destination Airport Get more information about Hat Yai International Airport
9204.93 miles (329.80 km) SSEPattani Airport (PAN)Pattani, ThailandView Pattani Airport on a map Set PAN as origin Airport Set PAN as destination Airport Get more information about Pattani Airport
10213.52 miles (343.62 km) NHua Hin Airport (HHQ)Hua Hin, ThailandView Hua Hin Airport on a map Set HHQ as origin Airport Set HHQ as destination Airport Get more information about Hua Hin Airport
11222.43 miles (357.96 km) NNWMyeik Airport (MGZ)Myeik, Myanmar (Burma)View Myeik Airport on a map Set MGZ as origin Airport Set MGZ as destination Airport Get more information about Myeik Airport
12223.23 miles (359.26 km) SLangkawi International Airport (LGK)Langkawi, Kedah, MalaysiaView Langkawi International Airport on a map Set LGK as origin Airport Set LGK as destination Airport Get more information about Langkawi International Airport
13225.64 miles (363.13 km) NNEU-Tapao-Rayong-Pattaya International Airport (UTP)Rayong, ThailandView U-Tapao-Rayong-Pattaya International Airport on a map Set UTP as origin Airport Set UTP as destination Airport Get more information about U-Tapao-Rayong-Pattaya International Airport
14232.85 miles (374.73 km) SSultan Abdul Halim Airport (AOR)Alor Star, Kedah, MalaysiaView Sultan Abdul Halim Airport on a map Set AOR as origin Airport Set AOR as destination Airport Get more information about Sultan Abdul Halim Airport
15242.76 miles (390.68 km) NETrat Airport (TDX)Trat, ThailandView Trat Airport on a map Set TDX as origin Airport Set TDX as destination Airport Get more information about Trat Airport

Map of Furthest Airports from Samui International Airport:

List of Furthest Airports from Samui International Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
112,336.56 miles (19,853.72 km) WSWTeniente FAP Jaime Montreuil Morales Airport (CHM)Chimbote, Ancash Region, PeruView Teniente FAP Jaime Montreuil Morales Airport on a map Set CHM as origin Airport Set CHM as destination Airport Get more information about Teniente FAP Jaime Montreuil Morales Airport
212,320.74 miles (19,828.26 km) SSWCapitán FAP Carlos Martínez de Pinillos International Airport (TRU)Trujillo, PeruView Capitán FAP Carlos Martínez de Pinillos International Airport on a map Set TRU as origin Airport Set TRU as destination Airport Get more information about Capitán FAP Carlos Martínez de Pinillos International Airport
312,276.75 miles (19,757.46 km) WComandante FAP Germán Arias Graziani Airport (ATA)Huaraz, PeruView Comandante FAP Germán Arias Graziani Airport on a map Set ATA as origin Airport Set ATA as destination Airport Get more information about Comandante FAP Germán Arias Graziani Airport
412,245.91 miles (19,707.84 km) SCap. FAP José A. Quiñones González International Airport (CIX)Chiclayo, PeruView Cap. FAP José A. Quiñones González International Airport on a map Set CIX as origin Airport Set CIX as destination Airport Get more information about Cap. FAP José A. Quiñones González International Airport
512,243.15 miles (19,703.39 km) SSWMayor General FAP Armando Revoredo Iglesias (CJA)Cajamarca, PeruView Mayor General FAP Armando Revoredo Iglesias on a map Set CJA as origin Airport Set CJA as destination Airport Get more information about Mayor General FAP Armando Revoredo Iglesias
612,181.55 miles (19,604.25 km) WAlf. FAP David Figueroa Fernandini (HUU)Huánuco, Huánuco Region, PeruView Alf. FAP David Figueroa Fernandini on a map Set HUU as origin Airport Set HUU as destination Airport Get more information about Alf. FAP David Figueroa Fernandini
712,180.01 miles (19,601.78 km) SWJorge Chávez International Airport (LIM)Callao (near Lima), PeruView Jorge Chávez International Airport on a map Set LIM as origin Airport Set LIM as destination Airport Get more information about Jorge Chávez International Airport
812,168.11 miles (19,582.62 km) WTingo María Airport (TGI)Tingo María, PeruView Tingo María Airport on a map Set TGI as origin Airport Set TGI as destination Airport Get more information about Tingo María Airport
912,165.25 miles (19,578.02 km) SSWChachapoyas Airport (CHH)Chachapoyas, PeruView Chachapoyas Airport on a map Set CHH as origin Airport Set CHH as destination Airport Get more information about Chachapoyas Airport
1012,162.76 miles (19,574.01 km) SWJuanjuí Airport (JJI)Juanjuí, PeruView Juanjuí Airport on a map Set JJI as origin Airport Set JJI as destination Airport Get more information about Juanjuí Airport
1112,132.82 miles (19,525.83 km) SCap. FAP Guillermo Concha Iberico International Airport (PIU)Piura, PeruView Cap. FAP Guillermo Concha Iberico International Airport on a map Set PIU as origin Airport Set PIU as destination Airport Get more information about Cap. FAP Guillermo Concha Iberico International Airport
1212,096.61 miles (19,467.56 km) WSWJauja AirportFrancisco Carle Airport (JAU)Jauja, PeruView Jauja AirportFrancisco Carle Airport on a map Set JAU as origin Airport Set JAU as destination Airport Get more information about Jauja AirportFrancisco Carle Airport
1312,081.66 miles (19,443.50 km) SSECap. FAP Victor Montes Arias Airport (TYL)Talara, PeruView Cap. FAP Victor Montes Arias Airport on a map Set TYL as origin Airport Set TYL as destination Airport Get more information about Cap. FAP Victor Montes Arias Airport
1412,079.61 miles (19,440.19 km) SJosé María Velasco Ibarra Airport (MRR)Macará, EcuadorView José María Velasco Ibarra Airport on a map Set MRR as origin Airport Set MRR as destination Airport Get more information about José María Velasco Ibarra Airport
1512,073.32 miles (19,430.08 km) SWMoisés Benzaquén Rengifo Airport (YMS)Yurimaguas, PeruView Moisés Benzaquén Rengifo Airport on a map Set YMS as origin Airport Set YMS as destination Airport Get more information about Moisés Benzaquén Rengifo Airport

Map of Nearest Airports to Union Island Airport:

List of Nearest Airports to Union Island Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
18.48 miles (13.65 km) NECanouan Airport (CIW)Canouan Island, Saint Vincent and the GrenadinesView Canouan Airport on a map Set CIW as destination Airport Set CIW as destination Airport Get more information about Canouan Airport
29.26 miles (14.90 km) SSWLauriston Airport (CRU)Carriacou Island, GrenadaView Lauriston Airport on a map Set CRU as destination Airport Set CRU as destination Airport Get more information about Lauriston Airport
325.49 miles (41.02 km) NEMustique Airport (MQS)Mustique Island, Saint Vincent and the GrenadinesView Mustique Airport on a map Set MQS as destination Airport Set MQS as destination Airport Get more information about Mustique Airport
428.83 miles (46.39 km) NNEJ. F. Mitchell Airport (BQU)Bequia, Saint Vincent and the GrenadinesView J. F. Mitchell Airport on a map Set BQU as destination Airport Set BQU as destination Airport Get more information about J. F. Mitchell Airport
540.14 miles (64.59 km) NNEE.T. Joshua Airport (SVD)Arno Vale (near Kingstown), Saint Vincent, Saint Vincent and the GrenadinesView E.T. Joshua Airport on a map Set SVD as destination Airport Set SVD as destination Airport Get more information about E.T. Joshua Airport
648.12 miles (77.44 km) SSWMaurice Bishop International Airport (GND)St. George's, GrenadaView Maurice Bishop International Airport on a map Set GND as destination Airport Set GND as destination Airport Get more information about Maurice Bishop International Airport
784.34 miles (135.74 km) NNEHewanorra International Airport (UVF)Vieux-Fort, Saint LuciaView Hewanorra International Airport on a map Set UVF as destination Airport Set UVF as destination Airport Get more information about Hewanorra International Airport
8102.24 miles (164.53 km) NNEGeorge F. L. Charles Airport (SLU)Castries, Saint LuciaView George F. L. Charles Airport on a map Set SLU as destination Airport Set SLU as destination Airport Get more information about George F. L. Charles Airport
9107.58 miles (173.13 km) SSEA.N.R. Robinson International Airport (TAB)Scarborough, Tobago, Trinidad and TobagoView A.N.R. Robinson International Airport on a map Set TAB as destination Airport Set TAB as destination Airport Get more information about A.N.R. Robinson International Airport
10133.61 miles (215.02 km) ENEGrantley Adams International Airport (BGI)Bridgetown, BarbadosView Grantley Adams International Airport on a map Set BGI as destination Airport Set BGI as destination Airport Get more information about Grantley Adams International Airport
11138.52 miles (222.92 km) SPiarco International Airport (POS)Piarco (near Port of Spain), Trinidad and TobagoView Piarco International Airport on a map Set POS as destination Airport Set POS as destination Airport Get more information about Piarco International Airport
12140.58 miles (226.24 km) NNEAimé Césaire Airport (FDF)Le Lamentin / Fort de France, MartiniqueView Aimé Césaire Airport on a map Set FDF as destination Airport Set FDF as destination Airport Get more information about Aimé Césaire Airport
13152.52 miles (245.46 km) SSWGüiria Airport (GUI)Guiria, VenezuelaView Güiria Airport on a map Set GUI as destination Airport Set GUI as destination Airport Get more information about Güiria Airport
14183.20 miles (294.83 km) SWGeneral José Francisco Bermúdez Airport (CUP)Carúpano, VenezuelaView General José Francisco Bermúdez Airport on a map Set CUP as destination Airport Set CUP as destination Airport Get more information about General José Francisco Bermúdez Airport
15189.19 miles (304.47 km) NCanefield Airport (DCF)Canefield, DominicaView Canefield Airport on a map Set DCF as destination Airport Set DCF as destination Airport Get more information about Canefield Airport

Map of Furthest Airports from Union Island Airport:

List of Furthest Airports from Union Island Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
112,203.33 miles (19,639.31 km) SSWUmbu Mehang Kunda Airport (WGP)Waingapu, Sumba, East Nusa Tenggara, IndonesiaView Umbu Mehang Kunda Airport on a map Set WGP as destination Airport Set WGP as destination Airport Get more information about Umbu Mehang Kunda Airport
212,167.01 miles (19,580.86 km) WSWTardamu Airport (SAU)Savu Island, East Nusa Tenggara, IndonesiaView Tardamu Airport on a map Set SAU as destination Airport Set SAU as destination Airport Get more information about Tardamu Airport
312,156.27 miles (19,563.57 km) SSultan Muhammad Salahuddin Airport (BMU)Bima, IndonesiaView Sultan Muhammad Salahuddin Airport on a map Set BMU as destination Airport Set BMU as destination Airport Get more information about Sultan Muhammad Salahuddin Airport
412,139.21 miles (19,536.12 km) SSWKomodo Airport (LBJ)Labuan Bajo, Flores Island, IndonesiaView Komodo Airport on a map Set LBJ as destination Airport Set LBJ as destination Airport Get more information about Komodo Airport
512,128.61 miles (19,519.06 km) SSELombok International Airport (LOP)Mataram (near Praya), Lombok, IndonesiaView Lombok International Airport on a map Set LOP as destination Airport Set LOP as destination Airport Get more information about Lombok International Airport
612,119.98 miles (19,505.16 km) SSWBajawa Soa Airport (BJW)Bajawa, IndonesiaView Bajawa Soa Airport on a map Set BJW as destination Airport Set BJW as destination Airport Get more information about Bajawa Soa Airport
712,110.52 miles (19,489.95 km) SSESelaparang Airport (AMI)Mataram, IndonesiaView Selaparang Airport on a map Set AMI as destination Airport Set AMI as destination Airport Get more information about Selaparang Airport
812,104.11 miles (19,479.63 km) SWH. Hasan Aroeboesman Airport (ENE)Ende, Flores, IndonesiaView H. Hasan Aroeboesman Airport on a map Set ENE as destination Airport Set ENE as destination Airport Get more information about H. Hasan Aroeboesman Airport
912,083.80 miles (19,446.94 km) SENgurah Rai International Airport (NRIA) (DPS)Denpasar, Bali, IndonesiaView Ngurah Rai International Airport (NRIA) on a map Set DPS as destination Airport Set DPS as destination Airport Get more information about Ngurah Rai International Airport (NRIA)
1012,067.69 miles (19,421.01 km) SWFrans Seda Airport (MOF)Maumere, IndonesiaView Frans Seda Airport on a map Set MOF as destination Airport Set MOF as destination Airport Get more information about Frans Seda Airport
1112,067.68 miles (19,421.00 km) SWWonopito Airport (LWE)Lewoleba, IndonesiaView Wonopito Airport on a map Set LWE as destination Airport Set LWE as destination Airport Get more information about Wonopito Airport
1212,053.69 miles (19,398.49 km) WSWEl Tari Airport (KOE)Kupang, East Nusa Tenggara, IndonesiaView El Tari Airport on a map Set KOE as destination Airport Set KOE as destination Airport Get more information about El Tari Airport
1312,023.34 miles (19,349.64 km) SEBlimbingsari Airport (BWX)Banyuwangi Regency, East Java, Java Island, IndonesiaView Blimbingsari Airport on a map Set BWX as destination Airport Set BWX as destination Airport Get more information about Blimbingsari Airport
1411,994.55 miles (19,303.30 km) SSWBroome International Airport (BME)Broome, Western Australia, AustraliaView Broome International Airport on a map Set BME as destination Airport Set BME as destination Airport Get more information about Broome International Airport
1511,964.20 miles (19,254.47 km) SWDerby Airport (DRB)Derby, Western Australia, AustraliaView Derby Airport on a map Set DRB as destination Airport Set DRB as destination Airport Get more information about Derby Airport