Flight Routes from Boise to Ontario

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

Trip type
Cheapest roundtrip flight
from€316
Fastest flight
non-stop flights
7x / week
Flight distance
1,065 km
Time difference

Cheap flight offers from Boise to Ontario

sorted by price and recency
  1. –
    Alaska Airlines
    –
    BOI–ONT
    1 stopover
    Alaska Airlines
    –
    ONT–BOI
    non-stop flight
    €322
  2. –
    Alaska Airlines
    –
    BOI–ONT
    1 stopover
    Alaska Airlines
    –
    ONT–BOI
    non-stop flight
    €316
  3. –
    Alaska Airlines
    –
    BOI–ONT
    2 stopovers
    Volaris
    –
    ONT–BOI
    3 stopovers
    €1,240
  4. –
    Frontier Airlines
    –
    BOI–ONT
    1 stopover
    Frontier Airlines
    –
    ONT–BOI
    1 stopover
    €628
  5. –
    Alaska Airlines
    –
    BOI–ONT
    1 stopover
    American Airlines
    –
    ONT–BOI
    1 stopover
    €534
  6. –
    Alaska Airlines
    –
    BOI–ONT
    1 stopover
    Alaska Airlines
    –
    ONT–BOI
    non-stop flight
    €466

Flight schedule from Boise (BOI) to Ontario (ONT)

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

offers
Active filtersnone
Matching outbound flightsBOI–ONT · 4 of 4
fromto
dep.arr.
durationstopovers
  1. November 8 – 14, 2026
  2. November 15 – 21, 2026
  3. November 22 – 28, 2026
    1. BOIONT
      nonstop
      1. Alaska Airlines
    2. BOIONT
      nonstop
      1. Alaska Airlines
    3. BOIONT
      nonstop
      1. Alaska Airlines
    4. BOIONT
      nonstop
      1. Alaska Airlines

      Important flight information

      Discover more flights around Boise and Ontario

      Departure airport Airport Boise-ID (BOI)
      Arrival airport Airport Ontario-CA (ONT)
      Destination country Flights to United States
      Departure airport - Destination country Boise-ID - United States
      Alternative routes to United States
      Alternative flights to Ontario
      Flight destinations with a similar price
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