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Portsmouth International Airport to Washington D.C. flight

Search for flights from Portsmouth International Airport 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
      • PSM 19:01
        15h 20m
        1 stop
        IAD 10:21
        Boston - Washington D.C. | Sun, Nov 15 | Allegiant Air
        SGD 215 SGD 291
        26% off
        26% off
        SGD 291 SGD 215
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Fri, Oct 16 | Normal Airline
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Flight fares from Portsmouth International Airport to Washington D.C. are based on average prices across airlines for the next three months, according to Trip.com’s latest data.

Which airlines are the most popular for Portsmouth International Airport to Washington D.C. flights?

See which airlines fly from Portsmouth International Airport to Washington D.C.. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.
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What to know about flights from Portsmouth International Airport to Washington D.C.?

Cheapest return ticket price SGD 139
Cheapest one-way flight price SGD 64
Off-season travel month August
Peak season for travel July

FAQs for Portsmouth International Airport to Washington D.C. Flights

  • When is peak season for travel to Washington D.C.?

    ؜The peak travel time for visiting Washington D.C. is October. During this time, flights from Portsmouth International Airport to Washington D.C. are the most expensive. Cheap tickets can still be booked on Trip.com.
  • There are 2 airport(s) in Washington D.C. (WAS): Ronald Reagan Washington National Airport and Dulles International Airport.
  • Based on Trip.com flight data for departures within the next 30 days, the average one-way fare from Portsmouth International Airport to Washington D.C. is SGD 339, and the average round-trip fare is null. Prices may vary depending on the departure date, airline, and availability.

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