Flight Routes from Ontario to Billings

Compare cheap outbound and return flights from Ontario (ONT) to Billings (BIL) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€392
Flight distance
1,517 km
Time difference

Cheap flight offers from Ontario to Billings

sorted by price and recency
  1. –
    Alaska Airlines
    –
    ONT–BIL
    1 stopover
    Alaska Airlines
    –
    BIL–ONT
    1 stopover
    €392
  2. –
    American Airlines
    –
    ONT–BIL
    1 stopover
    American Airlines
    –
    BIL–ONT
    1 stopover
    €587
  3. –
    Alaska Airlines
    –
    ONT–BIL
    1 stopover
    Alaska Airlines
    –
    BIL–ONT
    1 stopover
    €411
  4. –
    Alaska Airlines
    –
    ONT–BIL
    1 stopover
    Alaska Airlines
    –
    BIL–ONT
    1 stopover
    €407

Flight schedule from Ontario (ONT) to Billings (BIL)

Select a travel date in the flight schedule for the route from Ontario (ONT) to Billings (BIL) and compare affordable flight deals.

offers
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Matching outbound flightsONT–BIL · 0 of 0
fromto
dep.arr.
durationstopovers
  1. November 1 – 7, 2026
  2. November 8 – 14, 2026
  3. November 15 – 21, 2026
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        Important flight information

        Discover more flights around Ontario and Billings

        Departure airport Airport Ontario-CA (ONT)
        Arrival airport Airport Billings, MT (BIL)
        Destination country Flights to United States
        Departure airport - Destination country Ontario-CA - United States
        Alternative routes to United States
        Alternative flights to Billings
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