Nonstop flight route between San Francisco, California, United States and Twin Falls, Idaho, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from SFO to TWF:
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- About this route
- SFO Airport Information
- TWF Airport Information
- Facts about SFO
- Facts about TWF
- Map of Nearest Airports to SFO
- List of Nearest Airports to SFO
- Map of Furthest Airports from SFO
- List of Furthest Airports from SFO
- Map of Nearest Airports to TWF
- List of Nearest Airports to TWF
- Map of Furthest Airports from TWF
- List of Furthest Airports from TWF
About this route:
A direct, nonstop flight between San Francisco International Airport (SFO), San Francisco, California, United States and Magic Valley Regional Airport (TWF), Twin Falls, Idaho, United States would travel a Great Circle distance of 535 miles (or 861 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 relatively short distance between San Francisco International Airport and Magic Valley Regional Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
| IATA / ICAO Codes: | SFO / KSFO | 
| Airport Name: | San Francisco International Airport | 
| Location: | San Francisco, California, United States | 
| GPS Coordinates: | 37°37'8"N by 122°22'30"W | 
| Area Served: | San Francisco | 
| Operator/Owner: | City & County of San Francisco | 
| Airport Type: | Public | 
| Elevation: | 13 feet (4 meters) | 
| # of Runways: | 4 | 
| View all routes: | Routes from SFO | 
| More Information: | SFO Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | TWF / KTWF | 
| Airport Names: | 
 | 
| Location: | Twin Falls, Idaho, United States | 
| GPS Coordinates: | 42°28'54"N by 114°29'16"W | 
| Area Served: | Twin Falls, Idaho | 
| Operator/Owner: | City & County of Twin Falls | 
| Airport Type: | Public | 
| Elevation: | 4154 feet (1,266 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from TWF | 
| More Information: | TWF Maps & Info | 
Facts about San Francisco International Airport (SFO):
- The closest airport to San Francisco International Airport (SFO) is Half Moon Bay AirportHalf Moon Bay Flight Strip (HAF), which is located only 10 miles (16 kilometers) SW of SFO.
- Because of San Francisco International Airport's relatively low elevation of 13 feet, planes can take off or land at San Francisco 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.
- On July 14, 2008, SFO was voted Best International Airport in North America for 2008 in the World Airports Survey by Skytrax.
- All SkyTeam, Oneworld and non-aligned international carriers operate from Boarding Area A.
- The furthest airport from San Francisco International Airport (SFO) is Tôlanaro Airport (FTU), which is located 11,365 miles (18,290 kilometers) away in Tôlanaro, Madagascar.
- SFO is owned and policed by the City and County of San Francisco, but is located in and entirely surrounded by adjacent San Mateo County.
- United Airlines used Mills Field as well as the Oakland Municipal Airport starting in the 1930s.
- San Francisco International Airport (SFO) has 4 runways.
- San Francisco International Airport handled 44,477,209 passengers last year.
- Before the 1930s, airports used a two-byte abbreviation.
- Formerly known as the "South Terminal," Terminal 1 has Boarding Area B and Boarding Area C.
- The FAA has warned that the airport's control tower would be unable to withstand a major earthquake and has requested that it be replaced.
- SFO was one of several US airports which operated the Registered Traveler program from April 2007 until funding ended in June 2009, which had allowed travelers to pass through security checkpoints quickly.
Facts about Magic Valley Regional Airport (TWF):
- The facility covers an area of 1,468 acres at an elevation of 4,154 feet above mean sea level.
- The closest airport to Magic Valley Regional Airport (TWF) is Jackpot Airport (KPT), which is located 36 miles (58 kilometers) SSW of TWF.
- The furthest airport from Magic Valley Regional Airport (TWF) is Pierrefonds Airport (ZSE), which is located 10,862 miles (17,481 kilometers) away in Saint-Pierre, Réunion.
- In addition to being known as "Magic Valley Regional Airport", another name for TWF is "Joslin Field".
- Because of Magic Valley Regional Airport's high elevation of 4,154 feet, planes must typically fly at a faster airspeed in order to takeoff or land at TWF. Combined with a high temperature, this could make TWF a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.
- Magic Valley Regional Airport (TWF) has 2 runways.




