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Cheap Flights from Ontario International Airport to Billings

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

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • ONT00:59
        22h 25m
        2 stops
        BIL00:24
        Ontario - Billings|Wed, May 29|Frontier Airlines
        S$ 160S$ 267
        40% OFF
        40% OFF
        S$ 267S$ 160
      • ONT00:59
        21h 1m
        2 stops
        BIL23:00
        Ontario - Billings|Sat, May 25|Frontier Airlines
        S$ 188S$ 267
        30% OFF
        30% OFF
        S$ 267S$ 188
      • ONT23:04
        10h 48m
        2 stops
        BIL10:52
        Ontario - Billings|Fri, May 31|Frontier Airlines
        S$ 197S$ 267
        26% OFF
        26% OFF
        S$ 267S$ 197
      • ONT00:59
        22h 25m
        2 stops
        BIL00:24
        Ontario - Billings|Thu, May 30|Frontier Airlines
        S$ 203
        S$ 203
      • ONT09:05
        24h 47m
        2 stops
        BIL10:52
        Ontario - Billings|Mon, May 27|Frontier Airlines
        S$ 203
        S$ 203
      • ONT22:58
        17h 3m
        1 stop
        BIL17:01
        Ontario - Billings|Sun, May 5|Frontier Airlines
        S$ 210
        S$ 210
      • ONT00:59
        19h 1m
        1 stop
        BIL21:00
        Ontario - Billings|Thu, May 2|Frontier Airlines
        S$ 212
        S$ 212
      • ONT05:45
        4h 7m
        1 stop
        BIL10:52
        Ontario - Billings|Sat, May 25|Delta Air Lines
        S$ 222
        S$ 222
      • ONT05:45
        4h 7m
        1 stop
        BIL10:52
        Ontario - Billings|Mon, May 27|Delta Air Lines
        S$ 222
        S$ 222
      • ONT17:20
        6h 4m
        1 stop
        BIL00:24
        Ontario - Billings|Fri, May 31|Delta Air Lines
        S$ 222
        S$ 222
      • ONT13:00
        3h 5m
        Direct
        BIL14:00
        Los Angeles - Billings|Wed, May 8|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 Billings

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

Frontier Airlines
From S$ 160
Delta Air Lines
From S$ 222
Alaska Airlines
From S$ 228
United Airlines
From S$ 276
American Airlines
From S$ 388
Southwest Airlines
From S$ 806
ANA airlines
Find more flights and airlines

Flight Info of Flights from Ontario International Airport to Billings

Cheapest direct flight price

S$ 158

Cheapest month

May

Peak season for travel

November

FAQs for Ontario International Airport to Billings Flights

  • How many airports in Billings?

    There are 1 airports near Billings: Billings Logan International Airport.

  • What is the transportation method from the main airport to downtown in Billings?

    • The distance from Billings Logan International Airport to downtown is about 3km, by taxi about 20 minutes.

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