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Ontario International Airport to Houston flight
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Cheap Flights from Ontario International Airport to Houston

Search for flights from Ontario International Airport to Houston and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • ONT16:19
        3h 2m
        Direct
        IAH21:21
        Ontario - Houston|Wed, May 22|Frontier Airlines
        CAD 48CAD 82
        42% OFF
        42% OFF
        CAD 82CAD 48
      • ONT16:52
        3h 2m
        Direct
        IAH21:54
        Ontario - Houston|Sat, May 18|Frontier Airlines
        CAD 48CAD 82
        42% OFF
        42% OFF
        CAD 82CAD 48
      • ONT17:28
        3h 2m
        Direct
        IAH22:30
        Ontario - Houston|Wed, Jun 12|Frontier Airlines
        CAD 54CAD 82
        35% OFF
        35% OFF
        CAD 82CAD 54
      • ONT00:59
        12h 53m
        1 stop
        HOU15:52
        Ontario - Houston|Wed, May 1|Frontier Airlines
        CAD 55
        CAD 55
      • ONT16:19
        3h 2m
        Direct
        IAH21:21
        Ontario - Houston|Wed, May 29|Frontier Airlines
        CAD 55
        CAD 55
      • ONT16:52
        3h 2m
        Direct
        IAH21:54
        Ontario - Houston|Sat, Jun 1|Frontier Airlines
        CAD 55
        CAD 55
      • ONT16:52
        3h 2m
        Direct
        IAH21:54
        Ontario - Houston|Sat, May 25|Frontier Airlines
        CAD 57
        CAD 57
      • ONT07:26
        6h 26m
        1 stop
        HOU15:52
        Ontario - Houston|Wed, May 15|Frontier Airlines
        CAD 58
        CAD 58
      • ONT16:35
        3h 2m
        Direct
        IAH21:37
        Ontario - Houston|Fri, May 17|Frontier Airlines
        CAD 61
        CAD 61
      • ONT00:59
        6h 14m
        1 stop
        IAH09:13
        Ontario - Houston|Tue, Apr 30|Frontier Airlines
        CAD 62
        CAD 62
      • ONT13:00
        3h 5m
        Direct
        HOU14:00
        Los Angeles - Houston|Mon, May 6|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Ontario International Airport to Houston

See which airlines fly from Ontario International Airport to Houston. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From CAD 48
Delta Air Lines
From CAD 125
United Airlines
From CAD 153
American Airlines
From CAD 221
Alaska Airlines
From CAD 222
Southwest Airlines
From CAD 224
ANA airlines
Find more flights and airlines

Flight Info of Flights from Ontario International Airport to Houston

Cheapest return ticket price

CAD 89

Cheapest direct flight price

CAD 42

Cheapest month

May

Peak season for travel

October

FAQs for Ontario International Airport to Houston Flights

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