Cheap flights from San Antonio to Ontario from £48

Cheap flights from San Antonio to Ontario from £48

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1 stop
Tue, May 5
San Antonio SATOntario ONT
£48
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1 stop
Wed, May 6
San Antonio SATOntario ONT
£53
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1 stop
Sat, May 9
San Antonio SATOntario ONT
£79
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2 stops
Tue, May 5
San Antonio SATOntario ONT
£82
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1 stop
Thu, May 7
San Antonio SATOntario ONT
£91
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2 stops
Thu, May 7
San Antonio SATOntario ONT
£91
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1 stop
Tue, May 5 – Sat, May 9
San Antonio SATOntario ONT
£101
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1 stop
Tue, May 5 – Sat, May 9
San Antonio SATOntario ONT
£101
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1 stop
Wed, May 6 – Sat, May 9
San Antonio SATOntario ONT
£107
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1 stop
Sat, May 9 – Wed, May 13
San Antonio SATOntario ONT
£122
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1 stop
Sat, May 9 – Tue, May 12
San Antonio SATOntario ONT
£134
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1 stop
Tue, May 5 – Sun, May 10
San Antonio SATOntario ONT
£135
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How much do flights to Ontario cost?

Cheapest one-way trip

£48

Cheapest round-trip

£101

Average round-trip

£280

Includes rare itinerary

Travel hack

Most popular airline

Frontier Airlines

Key info about flying to Ontario

Depart from
San Antonio International
Arrive to
Ontario International
Average flights per week
105
Flight distance
Worth visiting
Griffith Observatory

Check-in for a flight from San Antonio to Ontario

NameCarrier codeIATA CodePassport needed during booking
Frontier AirlinesFFTF9No
United AirlinesUALUANo
VolarisVOIY4No
Spirit AirlinesNKSNKNo
Alaska AirlinesASAASNo

Online check-in is not available for these airlines.

Weather in Ontario

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January18°C7°C
February18°C7°C
March20°C8°C
April23°C10°C
May25°C12°C
June29°C16°C
July32°C19°C
August33°C20°C
September31°C18°C
October27°C14°C
November22°C10°C
December17°C7°C
Hottest Month
33°C
August
Coldest month
7°C
February
Sunny days
340
days per year

14 day forecast

Friday
10 Apr
27°C15°C
17 Apr
22°C14°C
Saturday
11 Apr
78%
18°C13°C
18 Apr
25°C14°C
Sunday
12 Apr
88%
14°C11°C
19 Apr
22°C14°C
Monday
13 Apr
15°C9°C
20 Apr
81%
19°C13°C
Tuesday
14 Apr
22°C11°C
21 Apr
23°C11°C
Wednesday
15 Apr
22°C12°C
22 Apr
25°C14°C
Thursday
16 Apr
20°C14°C
23 Apr
26°C15°C

Ontario travel tips

See outstanding comedies at the Ontario Improv

Head to the Ontario Improv at 4555 Mills Circle Ontario Improv if you need a dose of good humour. Choose at least one from the outstanding Christopher Titus, Ralphie May, Aries Spears, or Eddie Griffin. All tickets are around $30.

Try some fried ice cream at awarded by the Thai Select badge Lucky Elephant in Ontario

The Lucky Elephant restaurant at 1515 N Mountain Avenue in Ontario has been recognized by the Thai Select badge (the internationally recognized sign of excellence in Thai cuisine). Come here and be sure they are the best at Thai cuisine. The deep-fried banana or fried ice-cream may be great desserts here.

See unusual musical instruments at the Folk Music Centre in Ontario

Music lovers may not miss the Folk Music Centre in Ontario. You will see a great collection of folk musical instruments. In addition, they often sell cut-priced guitars, tenor ukuleles, and banjos. It's time to try a new hobby!

The most popular airlines for this route are Frontier Airlines, United Airlines, Volaris, Spirit Airlines, and Alaska Airlines. San Antonio and Ontario have 105 direct flights per week.

Frequently asked questions

What are the most popular routes to and from San Antonio?
Travelers frequently search for route combinations, such as San Antonio and Mexico City, London, Guadalajara, Las Vegas, Los Angeles, Orlando, Liverpool, Cancún, Monterrey, Puerto Vallarta, Puerto Escondido, Oaxaca, New York, Santiago de Querétaro, Oaxaca, Denver, Edmonton, San José del Cabo, Dallas, Ixtapa, La Paz.
What are the most popular routes to and from Ontario?
Travelers frequently search for route combinations, such as Ontario and London, San Francisco, Guadalajara, Las Vegas, Seattle, Dallas, Houston, Sacramento, Portland, Denver, Atlanta, Chicago, Los Angeles, New York, Toronto, Calgary, Vancouver, Mexico City, Edmonton, Washington, D.C..
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, Laredo International, Nuevo Laredo International, Corpus Christi International, Piedras Negras International, Victoria Regional, Killeen–Fort Hood Regional, Easterwood.
What airports are near Ontario?
The main airport in Ontario is Ontario International. It is also served by Tijuana International, San Diego International, John Wayne, Ontario International, Hollywood Burbank, Palm Springs International, Long Beach, Santa Barbara Municipal, Imperial County, McClellan–Palomar.
Which airlines fly between San Antonio and Ontario?
Currently, you can fly between San Antonio and Ontario with Frontier Airlines, United Airlines, Volaris, Spirit Airlines, Alaska Airlines.
When’s the best time to travel between San Antonio and Ontario?
If you don’t have specific dates for your trip between San Antonio and Ontario, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between San Antonio and Ontario?
Traveling between San Antonio and Ontario, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near San Antonio?
There are a number of airports in and around San Antonio. The main one is San Antonio International and other nearby airports include Austin–Bergstrom International, San Antonio International, Laredo International, Nuevo Laredo International, Corpus Christi International, Piedras Negras International, Victoria Regional, Killeen–Fort Hood Regional, Easterwood
How many airports are there near Ontario?
There are a number of airports in and around Ontario. The main one is Ontario International and other nearby airports include Tijuana International, San Diego International, John Wayne, Ontario International, Hollywood Burbank, Palm Springs International, Long Beach, Santa Barbara Municipal, Imperial County, McClellan–Palomar.
What time do nonstop (direct) flights between San Antonio and Ontario depart?
What time do nonstop (direct) flights between San Antonio and Ontario arrive?
What time do flights between San Antonio and Ontario depart?
What time do flights between San Antonio and Ontario arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

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Airports near San Antonio

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