Flight Routes from Ontario to Boston

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

Trip type
Cheapest roundtrip flight
from€479
Fastest flight
non-stop flights
7x / week
Flight distance
4,126 km
Time difference

Flight schedule from Ontario (ONT) to Boston (BOS)

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

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Matching outbound flightsONT–BOS · 1 of 1
fromto
dep.arr.
durationstopovers
  1. October 25 – 31, 2026
  2. November 1 – 7, 2026
  3. November 8 – 14, 2026
    No flights could be found for the active filters.
    1. ONTBOS
      1 stopover
      1. Alaska Airlines

      Important flight information

      Discover more flights around Ontario and Boston

      Departure airport Airport Ontario-CA (ONT)
      Arrival airport Airport Boston Logan International Airport, MA (BOS)
      Destination country Flights to United States
      Departure airport - Destination country Ontario-CA - United States
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      Alternative flights to Boston
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