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Portsmouth International Airport to Ronald Reagan Washington National Airport flight

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

      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        WAS 15:00
        6h
        Direct
        BOS 16:00
        Washington D.C. - Boston | Sun, Oct 18 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
        Search
        Search

Displayed flight fares from Portsmouth International Airport to Ronald Reagan Washington National Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

About Portsmouth International Airport and Ronald Reagan Washington National Airport

Learn about Portsmouth International Airport (PSM) and Ronald Reagan Washington National Airport (DCA) — including location, terminals, transportation, and travel tips.

Flight distance 706.51km

FAQs for Portsmouth International Airport to Ronald Reagan Washington National Airport Flights

  • What is the average price of a flight from Portsmouth International Airport to Ronald Reagan Washington National 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 Portsmouth International Airport to Ronald Reagan Washington National Airport is TRY 14,668. Prices may vary depending on the departure date, airline, and availability.
  • Enter Portsmouth International Airport and Ronald Reagan Washington National 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.

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

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Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, 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 have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.