Cheap flights from Ontario to San Antonio
Choose between WN, American Airlines, or Frontier Airlines to find the best price
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Cheap one-way trips starting from £30 from Ontario ONT to San Antonio SAT
Ontario InternationalSan Antonio International
One-way,
From £30
Montclair (Ontario)San Antonio International
One-way,
From £71
Ontario InternationalSan Antonio International
One-way,
From £59
Ontario InternationalSan Antonio International
One-way,
From £75
Ontario InternationalSan Antonio International
One-way,
From £105
Ontario InternationalSan Antonio International
One-way,
From £105
Cheap round trips starting from £65 from Ontario ONT to San Antonio SAT
Ontario InternationalSan Antonio International
Round trip, -
From £65
Ontario InternationalSan Antonio International
Round trip, -
From £60
Ontario InternationalSan Antonio International
Round trip, -
From £60
Ontario InternationalSan Antonio International
Round trip, -
From £135
Ontario InternationalSan Antonio International
Round trip, -
From £136
Ontario InternationalSan Antonio International
Round trip, -
From £136
Travelers usually depart from Ontario International, Montclair (Ontario), Ontario Bus Stop, or Ontario, CA station when they travel from Ontario to San Antonio. Book your trip to arrive at San Antonio International, San Antonio, San Antonio Train Station, San Antonio-Patton Tareyton Tempo, or San Antonio-Probandt & King Roger. The most popular airlines for this route are WN, American Airlines, Frontier Airlines, United Airlines, and Delta Air Lines. Ontario and San Antonio have 186 direct flights per week.
Weekly flights
| Mondays | Tuesdays | Wednesdays | Thursdays | Fridays | Saturdays | Sundays | |
|---|---|---|---|---|---|---|---|
| Number of flights | 29 | 31 | 27 | 31 | - | 32 | 36 |
Check-in for a flight from Ontario to San Antonio
| Name | Carrier code | IATA Code | Passport needed during booking | Airport check-in closes | Online check-in available |
|---|---|---|---|---|---|
| WN | SWA | WN | No | Unknown | No |
| American Airlines | AAL | AA | Yes | Unknown | No |
| Frontier Airlines | FFT | F9 | No | Unknown | No |
| United Airlines | UAL | UA | Yes | Unknown | No |
| Delta Air Lines | DAL | DL | Yes | Unknown | No |
Frequently asked questions
What are the most popular routes to and from Ontario?
Travelers frequently search for route combinations, such as Ontario and McCarran International, Phoenix Sky Harbor International, Denver International, Tampa International, San Francisco International, George Bush Intercontinental, Sacramento International, St. Louis Lambert International, Portland International Jetport, T. F. Green, Harrisburg International.
What are the most popular routes to and from San Antonio?
Travelers frequently search for route combinations, such as San Antonio and Orlando International, McCarran International, LaGuardia, Denver International, Hartsfield–Jackson Atlanta International, San Francisco International, Philadelphia International, Washington Dulles International, Charlotte Douglas International, Raleigh–Durham International, Ontario International.
What airports are near Ontario?
The main airport in Ontario is Ontario International. It is also served by Los Angeles International, San Diego International, Tijuana International, Ontario International, John Wayne, Palm Springs International, Hollywood Burbank, Long Beach, Meadows Field, Imperial County.
What airports are near San Antonio?
The main airport in San Antonio is San Antonio International. It is also served by Austin–Bergstrom International, San Antonio International, Nuevo Laredo International, Corpus Christi International, Laredo International, Piedras Negras International, Del Rio International, Killeen–Fort Hood Regional, Easterwood, Victoria Regional.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Ontario and San Antonio?
What is Virtual Interlining and how do I use it?
Which airlines fly between Ontario and San Antonio?
When's the best time to travel between Ontario and San Antonio?
What flights operate between Ontario and San Antonio?
How many airports are there near Ontario?
How many airports are there near San Antonio?
What time do nonstop (direct) flights between Ontario and San Antonio depart?
What time do nonstop (direct) flights between Ontario and San Antonio arrive?
What time do flights between Ontario and San Antonio depart?
What time do flights between Ontario and San Antonio arrive?
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative destinations
Flights from Ontario
- Flights from Ontario to McCarran International
- Flights from Ontario to Phoenix Sky Harbor International
- Flights from Ontario to Denver International
- Flights from Ontario to Tampa International
- Flights from Ontario to San Francisco International
- Flights from Ontario to George Bush Intercontinental
- Flights from Ontario to Sacramento International
- Flights from Ontario to St. Louis Lambert International
- Flights from Ontario to Portland International Jetport
- Flights from Ontario to T. F. Green
- Flights from Ontario to Harrisburg International
Flights to San Antonio
- Flights from Orlando International to San Antonio
- Flights from McCarran International to San Antonio
- Flights from LaGuardia to San Antonio
- Flights from Denver International to San Antonio
- Flights from Hartsfield–Jackson Atlanta International to San Antonio
- Flights from San Francisco International to San Antonio
- Flights from Philadelphia International to San Antonio
- Flights from Washington Dulles International to San Antonio
- Flights from Charlotte Douglas International to San Antonio
- Flights from Raleigh–Durham International to San Antonio
- Flights from Ontario International to San Antonio
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