Route guide
Cheap Flights from San Francisco to San Antonio: Book Airline Tickets
- Distance
- about 1,480 mi
- Typical flight time
- 3 h 15 min – 4 h 15 min
- Airports
- 3 × 1
- Time difference
- 2 h ahead
This page covers the practical side of flying between San Francisco and San Antonio: which airports to compare, how long the trip takes, and when it is busy. It works for either direction. For a price on your dates, ask a specialist.
Quick answer: San Francisco to San Antonio is about 1,480 miles (2,380 km) and a typical flight takes 3 h 15 min to 4 h 15 min. San Antonio is 2 hours ahead of San Francisco. San Francisco has 3 airports to compare and San Antonio has 1.
Airport pairs to compare
The Bay Area has three major airports, and the best one depends on where you are staying. SFO is the main gateway, with Oakland and San Jose as alternatives. San Antonio's airport is north of downtown and straightforward to use.
| Pair | Departure airport | Arrival airport |
|---|---|---|
| SFO to SAT | San Francisco International | San Antonio International |
| OAK to SAT | Oakland International | San Antonio International |
| SJC to SAT | San Jose Mineta International | San Antonio International |
About the airports
- SFO · San Francisco International
The main airport, south of the city, with a BART connection. - OAK · Oakland International
A good alternative if you are staying in the East Bay or want a smaller airport. - SJC · San Jose Mineta International
A convenient choice for Silicon Valley and the South Bay. - SAT · San Antonio International
The main airport, north of downtown.
Airlines with a major base at either end
- At San Francisco: United Airlines, Alaska Airlines
Airlines with a base at one end often connect through their hub. A specialist can compare nonstop and connecting options on your dates.
When to go and what to expect
San Francisco
Late summer and early fall tend to be the warmest and clearest months. Summer mornings are often foggy.
San Antonio
Spring and fall are the most comfortable seasons. Summers are hot, and winters are mild.
How long is San Francisco to San Antonio?
At about 1,480 miles, San Francisco to San Antonio is a short-to-medium flight. Fares on routes this length are sensitive to the day of the week and the time of day, so check a few departure times before you settle.
Time zones and timing
San Antonio is 2 hours ahead of San Francisco, so you land at a local time 2 hours later than departure time plus flight time would suggest. Plan your arrival day around local time at the destination.
Getting between the airport and town
San Francisco: BART trains connect SFO and Oakland to the wider region, which avoids freeway traffic.
San Antonio: Rental cars, taxis and ride-hail are the most common ways into the city. City buses also serve the airport.
Planning ground transport too? See our car rental guide.
Good to know
- Check every airport pairing when you compare fares. Schedules and airline options can differ between them.
- Fog can cause delays at SFO, particularly in the morning. Check all three airports when you compare fares.
- Thunderstorms in spring and summer can cause delays, so leave extra connection time in those seasons.
- Compare the total with bags included, not just the base fare. See baggage fees and taxes and fees.
Flying San Antonio to San Francisco?
This route guide works in both directions. For other trips, see all flights from San Francisco or all flights from San Antonio.
Frequently asked questions
How far is San Francisco from San Antonio?
The straight-line distance between the main airports is about 1,480 miles (2,380 km). Routes can be longer in practice because of air traffic and weather.
How long is a flight from San Francisco to San Antonio?
A typical scheduled flight takes roughly 3 h 15 min to 4 h 15 min in the air, depending on winds, the aircraft and the airports. Connecting itineraries take longer, and nonstop availability depends on the airline and dates.
Which airports can I use?
At San Francisco: SFO (San Francisco International), OAK (Oakland International), SJC (San Jose Mineta International). At San Antonio: SAT (San Antonio International). Ask for prices on more than one pairing.
Is there a time difference?
San Antonio is 2 hours ahead of San Francisco.
When is the best time to fly from San Francisco to San Antonio?
In San Francisco: Late summer and early fall tend to be the warmest and clearest months. Summer mornings are often foggy. In San Antonio: Spring and fall are the most comfortable seasons. Summers are hot, and winters are mild. Fares are usually highest in the busy periods described for each city, so flexible dates can help.
Which airlines should I compare for San Francisco to San Antonio?
Airlines with a major base at either end include United Airlines and Alaska Airlines. A specialist compares them with other carriers on your dates, since schedules and availability change.
Do you show fares on this page?
No. Fares change constantly, so we do not publish prices that might be out of date. A specialist checks live availability and confirms the full total, including taxes and bags, before you pay.
Route details updated October 18, 2026.