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Ottawa International Airport to Portsmouth International Airport flight

Search for flights from Ottawa to Boston and check out affordable one-way and round-trip options.

      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        BOS 15:00
        6h
        Direct
        YOW 16:00
        Boston - Ottawa | Wed, Oct 7 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search
      • YOW 13:00
        17h 25m
        1 stop
        BOS 14:00
        Ottawa - Boston | Mon, Oct 5 | Normal Airline
        Search
        Search

Flight fares from Ottawa International Airport to Portsmouth International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

About Ottawa International Airport and Portsmouth International Airport

Learn about Ottawa International Airport (YOW) and Portsmouth International Airport (PSM) — including location, terminals, transportation, and travel tips.

Flight distance 450.11km

FAQs for Ottawa International Airport to Portsmouth International Airport Flights

  • What is the average price of a flight from Ottawa International Airport to Portsmouth International Airport?

    Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Ottawa International Airport to Portsmouth International Airport is BRL 1,301. Prices may vary depending on the departure date, airline, and availability.
  • Enter Ottawa International Airport and Portsmouth International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.