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Portland to Washington D.C. flight
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Portland International Airport to Dulles International Airport flight
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Cheap Flights from Portland International Airport to Dulles International Airport

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

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • PDX15:36
        22h 23m
        1 stop
        IAD16:59
        Portland - Washington D.C.|Mon, May 6|Frontier Airlines
        S$ 181S$ 259
        30% OFF
        30% OFF
        S$ 259S$ 181
      • PDX00:59
        7h 37m
        1 stop
        IAD11:36
        Portland - Washington D.C.|Wed, May 15|Frontier Airlines
        S$ 187S$ 259
        28% OFF
        28% OFF
        S$ 259S$ 187
      • PDX00:59
        7h 37m
        1 stop
        IAD11:36
        Portland - Washington D.C.|Tue, May 14|Frontier Airlines
        S$ 189S$ 259
        27% OFF
        27% OFF
        S$ 259S$ 189
      • PDX23:59
        17h 23m
        1 stop
        IAD20:22
        Portland - Washington D.C.|Fri, May 24|Sun Country Airlines
        S$ 190
        S$ 190
      • PDX00:59
        7h 37m
        1 stop
        IAD11:36
        Portland - Washington D.C.|Tue, May 7|Frontier Airlines
        S$ 192
        S$ 192
      • PDX23:59
        7h 38m
        1 stop
        IAD10:37
        Portland - Washington D.C.|Mon, Jul 29|Sun Country Airlines
        S$ 201
        S$ 201
      • PDX17:45
        14h 35m
        1 stop
        IAD11:20
        Portland - Washington D.C.|Wed, Jun 26|Sun Country Airlines
        S$ 201
        S$ 201
      • PDX17:20
        14h 48m
        1 stop
        IAD11:08
        Portland - Washington D.C.|Mon, Jun 3|Sun Country Airlines
        S$ 201
        S$ 201
      • PDX23:59
        18h 38m
        1 stop
        IAD21:37
        Portland - Washington D.C.|Fri, Jul 12|Sun Country Airlines
        S$ 203
        S$ 203
      • PDX00:59
        7h 37m
        1 stop
        IAD11:36
        Portland - Washington D.C.|Wed, May 8|Frontier Airlines
        S$ 211
        S$ 211
      • PDX13:00
        3h 5m
        Direct
        IAD14:00
        Portland - Washington D.C.|Sun, May 12|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Portland International Airport to Dulles International Airport

See which airlines fly from Portland to Washington D.C.. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From S$ 181
Sun Country Airlines
From S$ 190
Alaska Airlines
From S$ 221
Delta Air Lines
From S$ 252
American Airlines
From S$ 272
Spirit Airlines
From S$ 301
United Airlines
From S$ 302
Southwest Airlines
From S$ 346
ANA airlines
Find more flights and airlines

Find Cheaper Flights from Portland to Washington D.C.

Explore other flights from Portland to Washington D.C. to find the best alternative options.

  • Cheapest
    Frontier Airlines
    PDX
    00:59
    8h 1m
    1 transfer
    DCA
    12:00
    Portland International Airport - Ronald Reagan Washington National Airport
    Tue, May 7Frontier Airlines
    S$ 91
  • Frontier Airlines
    PDX
    00:59
    8h 1m
    1 transfer
    DCA
    12:00
    Portland International Airport - Ronald Reagan Washington National Airport
    Tue, May 7Frontier Airlines
    S$ 91
    Find More Flights
Flight Schedule from Portland International Airport to Dulles International Airport

Check the schedule for flights from Portland to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL2802

    Delta Air Lines

    00:40

    PDX

    3.4h

    06:02

    MSP

    -MTWTFS
    Search

  2. DL4152

    Delta Air Lines

    07:40

    MSP

    2.4h

    11:05

    IAD

    -MTWT-S

  3. F91790

    Frontier Airlines

    00:48

    PDX

    2.6h

    04:24

    DEN

    SMTWTFS
    Search

  4. UA646

    United Airlines

    06:15

    DEN

    3.4h

    11:36

    IAD

    SMTWTFS

  5. AS1032

    Alaska Airlines

    05:00

    PDX

    1.0h

    06:01

    SEA

    SMTWTFS
    Search

  6. AS406

    Alaska Airlines

    09:36

    SEA

    5.0h

    17:37

    IAD

    SMTWTFS

  7. AS1070

    Alaska Airlines

    06:00

    PDX

    2.4h

    08:25

    LAX

    SMTWTFS
    Search

  8. AS310

    Alaska Airlines

    08:30

    LAX

    5.1h

    16:35

    IAD

    SMTWTFS

  9. DL844

    Delta Air Lines

    06:36

    PDX

    1.1h

    07:40

    SEA

    -MTWTFS
    Search

  10. DL952

    Delta Air Lines

    08:55

    SEA

    4.9h

    16:50

    IAD

    SMTWTFS

  11. AS1008

    Alaska Airlines

    13:36

    PDX

    1.0h

    14:38

    SEA

    SM-WT-S
    Search

  12. AS348

    Alaska Airlines

    16:10

    SEA

    4.8h

    23:59

    IAD

    SMTWTFS

  13. DL879

    Delta Air Lines

    17:40

    PDX

    1.1h

    18:44

    SEA

    -MTWTFS
    Search

  14. DL719

    Delta Air Lines

    22:22

    SEA

    5.1h

    06:26

    IAD

    SMTWTFS

  15. AS1208

    Alaska Airlines

    17:50

    PDX

    2.5h

    20:19

    LAX

    -MT-T-S
    Search

  16. AS339

    Alaska Airlines

    21:39

    LAX

    5.0h

    05:40

    IAD

    S-TWT-S

  17. DL3913

    Delta Air Lines

    20:05

    PDX

    1.1h

    21:12

    SEA

    -MTWT-S
    Search

  18. DL719

    Delta Air Lines

    22:22

    SEA

    5.1h

    06:26

    IAD

    SMTWTFS

  19. AA1849

    American Airlines

    22:45

    PDX

    4.9h

    06:40

    CLT

    SMTWTFS
    Search

  20. AA5132

    American Airlines

    07:17

    CLT

    1.5h

    08:47

    IAD

    S--WTFS
Find more flights and airlines

Portland International Airport to Dulles International Airport Flights Info

Flight distance3,740.24km
Cheapest one-way ticket priceS$ 180
Cheapest return ticket priceS$ 353

FAQs for Portland International Airport to Dulles International Airport Flights

  • How long is a flight from Portland International Airport (PDX) to Washington Dulles International Airport (IAD)?

    It takes around 5 hours 2 minutes to fly from Portland International Airport (PDX) to Washington Dulles International Airport (IAD).

  • How many daily flights are there from Portland International Airport (PDX) to Washington Dulles International Airport (IAD)?

    There are around 1 daily flights from Portland International Airport (PDX) to Washington Dulles International Airport (IAD).

  • When to buy flight tickets from Portland International Airport (PDX) to Washington Dulles International Airport (IAD) the cheapest?

    Tickets cost around S$ 473 in July, making it the cheapest month to book. Portland International Airport (PDX) to Washington Dulles International Airport (IAD) is a popular route, so don't forget to book your tickets in advance.

  • When to buy flight tickets from Portland International Airport (PDX) to Washington Dulles International Airport (IAD) most expensive?

    The route from Portland International Airport (PDX) to Washington Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around S$ 663 in May, the most expensive month to book this route.

  • Which airline operates the most direct flights from Portland International Airport (PDX) to Washington Dulles International Airport (IAD)?

    United Airlines is a very popular airline operating an average of 418 flights per month.

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