Flights from Washington DC to Portland Oregon

Our cheapest offers for flights from Washington DC to Portland Oregon

Here you can compare cheap flights from Washington DC (IAD) to Portland Oregon (PDX) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Portland Oregon. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Washington DC
Portland-Oregon
Outbound
10/01/25
1 Stopover (MSP)
DL4913, DL2391
07h 24min
Return
10/05/25
1 Stopover (SEA)
DL3913, DL0541
07h 30min
Delta Air Lines ?
$290
Washington DC
Portland-Oregon
Pay attention to transfer at connecting flight
Outbound
10/01/25
3 Stopovers (DUJ, PIT, LAS)
9X0125, 9X0232, NK1876, NK2082
37h 58min
Return
10/05/25
3 Stopovers (LAS, PIT, BFD)
NK2083, NK1877, 9X0308, 9X0394
21h 43min
Southern Airways Express, Spirit Airlines
$472
Washington DC
Portland-Oregon
Outbound
11/09/25
1 Stopover (SEA)
AS0351, AS2144
09h 07min
Return
12/07/25
1 Stopover (DFW)
AS0392, AS4014
08h 13min
Alaska Airlines ?
$343
Washington DC
Portland-Oregon
Outbound
10/01/25
1 Stopover (SEA)
HA4967, HA6835
09h 47min
Return
10/05/25
1 Stopover (SEA)
HA6395, HA6718
08h 52min
Hawaiian Airlines
$344
Washington DC
Portland-Oregon
Outbound
10/01/25
1 Stopover (SEA)
AS0351, AS3290
09h 47min
Return
10/05/25
1 Stopover (SEA)
AS2113, AS0367
08h 52min
Alaska Airlines ?
$381
Washington DC
Portland-Oregon
Outbound
10/01/25
1 Stopover (SEA)
AS0416, AS0498
09h 06min
Return
10/06/25
1 Stopover (SEA)
AS2113, AS0367
08h 52min
Alaska Airlines ?
$403
Washington DC
Portland-Oregon
Outbound
10/01/25
1 Stopover (SEA)
AS0416, AS0498
09h 06min
Return
10/05/25
1 Stopover (SEA)
HA6395, HA6718
08h 52min
Alaska Airlines ?
$417
Washington DC
Portland-Oregon
Outbound
10/01/25
1 Stopover (SEA)
AS0416, AS0152
07h 38min
Return
10/05/25
1 Stopover (SEA)
HA6395, HA6718
08h 52min
Alaska Airlines ?
$496
Washington DC
Portland-Oregon
Outbound
11/09/25
1 Stopover (SEA)
HA4967, HA6849
09h 07min
Return
12/07/25
1 Stopover (SEA)
HA6402, HA6718
09h 26min
Hawaiian Airlines ?
$541
Washington DC
Portland-Oregon
Outbound
11/09/25
1 Stopover (CLT)
AA2149, AA1849
10h 17min
Return
12/07/25
1 Stopover (DFW)
AA2655, AA1291
07h 43min
American Airlines ?
$587
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Portland Oregon

Favorite airline: United Airlines
79 % of bookings on this flight route are made with United Airlines, Volaris El Salvador and Delta.
United Airlines
36 %
Volaris El Salvador
29 %
Delta
14 %
Direct flights are more expensive
Compared to flights with a stopover, direct flights are $26.00 more expensive on this route.
non stop flight
1 stop
05h 45min
18h 54min
$496
$470
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 80 % of travelers will book a direct flight.
Route
bookings
Direct flights
05h 45min, from $496
80 %
1 stopover Los Angeles International Airport, CA
18h 54min, from $470
20 %

Important flight information

Flight information: Washington DC - Portland-Oregon

Roundtrip from $289.50
Flight duration min. 06:49 / max. 06:54
Distance 3740 km
Flights per week 3
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Portland International Airport, Oregon (PDX)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Portland-Oregon
Flight destinations with a similar price
Flight destinations with a similar price