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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
        S$ 48S$ 78
        39% OFF
        39% OFF
        S$ 78S$ 48
      • ONT16:52
        3h 2m
        Direct
        IAH21:54
        Ontario - Houston|Sat, May 18|Frontier Airlines
        S$ 48S$ 78
        39% OFF
        39% OFF
        S$ 78S$ 48
      • ONT17:28
        3h 2m
        Direct
        IAH22:30
        Ontario - Houston|Wed, Jun 12|Frontier Airlines
        S$ 53S$ 78
        32% OFF
        32% OFF
        S$ 78S$ 53
      • ONT00:59
        12h 53m
        1 stop
        HOU15:52
        Ontario - Houston|Wed, May 1|Frontier Airlines
        S$ 54
        S$ 54
      • ONT16:19
        3h 2m
        Direct
        IAH21:21
        Ontario - Houston|Wed, May 29|Frontier Airlines
        S$ 54
        S$ 54
      • ONT16:52
        3h 2m
        Direct
        IAH21:54
        Ontario - Houston|Sat, Jun 1|Frontier Airlines
        S$ 55
        S$ 55
      • ONT16:52
        3h 2m
        Direct
        IAH21:54
        Ontario - Houston|Sat, May 25|Frontier Airlines
        S$ 56
        S$ 56
      • ONT07:26
        6h 26m
        1 stop
        HOU15:52
        Ontario - Houston|Wed, May 15|Frontier Airlines
        S$ 57
        S$ 57
      • ONT16:35
        3h 2m
        Direct
        IAH21:37
        Ontario - Houston|Fri, May 17|Frontier Airlines
        S$ 61
        S$ 61
      • ONT00:59
        6h 14m
        1 stop
        IAH09:13
        Ontario - Houston|Tue, Apr 30|Frontier Airlines
        S$ 61
        S$ 61
      • ONT13:00
        3h 5m
        Direct
        HOU14:00
        Los Angeles - Houston|Sat, May 4|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 S$ 48
Delta Air Lines
From S$ 125
United Airlines
From S$ 152
American Airlines
From S$ 221
Alaska Airlines
From S$ 221
Southwest Airlines
From S$ 224
ANA airlines
Find more flights and airlines

Flight Info of Flights from Ontario International Airport to Houston

Cheapest return ticket price

S$ 83

Cheapest direct flight price

S$ 44

Cheapest month

May

Peak season for travel

October

FAQs for Ontario International Airport to Houston Flights

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