$189+ Cheap flights from Portland (PDX) to Washington, D.C. (WAS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — WAS
Nov 29 — Dec 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portland to Washington, D.C. with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Portland to Washington, D.C. are usually found in February or August, booked 81 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Portland to Washington, D.C.
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to Washington, D.C.Explore the most affordable flight options available from Portland to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Portland to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:55 pm -
1 stop8h 57m
Sun 11/82:54 pm -
1 stop7h 53m
Deal found 10/27![American Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:02 pm -
1 stop6h 48m
Wed 11/181:00 pm -
1 stop25h 07m
Deal found 10/26![Frontier logo]()
$336
This Mytrip deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:51 pm -
2 stops18h 47m
Wed 12/1610:35 pm -
2 stops16h 34m
Deal found 10/26![Frontier logo]()
$336
This deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:30 am -
1 stop9h 26m
Mon 11/212:53 pm -
1 stop9h 54m
Deal found 10/27![American Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:09 pm -
1 stop17h 00m
Wed 12/1610:35 pm -
2 stops16h 34m
Deal found 10/27![Multiple Airlines logo]()
$338
This CheapOair deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:54 pm -
1 stop22h 01m
Tue 12/17:00 am -
1 stop12h 07m
Deal found 10/28![Frontier logo]()
$340
This deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:58 am -
1 stop9h 01m
Sun 11/82:54 pm -
1 stop7h 53m
Deal found 10/27![American Airlines logo]()
$344
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:51 pm -
2 stops12h 20m
Thu 12/1010:35 pm -
2 stops23h 21m
Deal found 10/28![Frontier logo]()
$345
This CheapOair deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:02 pm -
1 stop6h 48m
Mon 11/166:00 pm -
1 stop20h 07m
Deal found 10/27![Frontier logo]()
$346
This Cheapflightsfares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:02 pm -
1 stop21h 07m
Tue 12/17:00 am -
1 stop12h 07m
Deal found 10/29![Frontier logo]()
$348
This Expedia deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:53 pm -
2 stops20h 46m
Wed 12/97:00 am -
2 stops12h 34m
Deal found 10/27![Alaska Airlines logo]()
$351
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:51 pm -
2 stops15h 58m
Sun 12/610:35 pm -
2 stops23h 21m
Deal found 10/27![Frontier logo]()
$353
Best flights from Portland to Washington, D.C.Discover carefully curated flight deals from Portland to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Portland to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1511:20 am -
1 stop9h 00m
Mon 1/46:40 pm -
1 stop9h 45m
Deal found 10/27![Southwest logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/222:53 pm -
1 stop23h 57m
Mon 1/255:30 pm -
1 stop7h 47m
Deal found 10/29![Alaska Airlines logo]()
$470
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:51 am -
1 stop8h 55m
Fri 11/276:05 am -
1 stop7h 39m
Deal found 10/25![Delta logo]()
$497
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/135:00 am -
1 stop9h 19m
Fri 1/15:33 pm -
Nonstop6h 04m
Deal found 10/29![United Airlines logo]()
$517
This Southwest deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2511:40 am -
2 stops8h 40m
Tue 1/192:35 pm -
1 stop10h 40m
Deal found 10/29![Southwest logo]()
$452
This Alaska Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/301:52 pm -
1 stop12h 53m
Tue 1/56:53 pm -
1 stop27h 10m
Deal found 10/25![Alaska Airlines logo]()
$470
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/182:15 pm -
1 stop7h 16m
Sat 1/26:00 am -
1 stop8h 46m
Deal found 10/27![Delta logo]()
$497
This Alaska Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/228:04 am -
Nonstop4h 56m
Mon 1/255:05 pm -
Nonstop6h 03m
Deal found 10/29![Alaska Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1611:40 am -
2 stops8h 40m
Tue 12/222:45 pm -
2 stops11h 10m
Deal found 10/29![Southwest logo]()
$517
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:30 am -
Nonstop4h 52m
Mon 11/163:37 pm -
1 stop9h 50m
Deal found 10/26![United Airlines logo]()
$578
This Alaska Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/205:49 pm -
2 stops21h 01m
Sun 1/245:30 pm -
2 stops23h 05m
Deal found 10/28![Alaska Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:24 pm -
1 stop7h 17m
Sun 11/223:00 pm -
1 stop9h 57m
Deal found 10/26![Delta logo]()
$538
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:00 am -
1 stop7h 15m
Fri 12/256:50 pm -
2 stops17h 15m
Deal found 10/26![Southwest logo]()
$548
This Alaska Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/52:53 pm -
1 stop23h 57m
Fri 1/86:53 pm -
2 stops21h 42m
Deal found 10/29![Alaska Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:51 am -
1 stop7h 54m
Thu 11/196:00 am -
1 stop10h 14m
Deal found 10/29![Delta logo]()
$592
This Southwest deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:00 am -
2 stops10h 00m
Tue 1/121:35 pm -
2 stops11h 00m
Deal found 10/29![Southwest logo]()
$567
This Alaska Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/227:05 am -
1 stop10h 55m
Thu 12/316:59 pm -
1 stop17h 28m
Deal found 10/26![Alaska Airlines logo]()
$533
This Southwest deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/206:20 am -
1 stop7h 20m
Sat 12/263:50 pm -
2 stops12h 10m
Deal found 10/25![Southwest logo]()
$602
This Alaska Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/198:18 am -
Nonstop4h 53m
Sun 11/226:59 pm -
1 stop31h 59m
Deal found 10/28![Alaska Airlines logo]()
$550
This Alaska Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/29:45 pm -
1 stop29h 00m
Fri 1/86:53 pm -
1 stop27h 10m
Deal found 10/26![Alaska Airlines logo]()
$553
This Alaska Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:05 am -
1 stop7h 23m
Tue 12/297:05 am -
1 stop15h 45m
Deal found 10/26![Alaska Airlines logo]()
$570
This Alaska Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/239:45 pm -
1 stop15h 21m
Tue 12/295:10 pm -
Nonstop6h 10m
Deal found 10/28![Alaska Airlines logo]()
$582
Last-minute flights from Portland to Washington, D.C.Discover last-minute flight deals from Portland to Washington, D.C.. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Washington, D.C.. Data last updated October 30, 2026 and is based on user searches.
This deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:58 am -
1 stop9h 01m
Sun 11/82:54 pm -
1 stop7h 53m
Deal found 10/27![American Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:02 pm -
1 stop6h 48m
Wed 11/181:00 pm -
1 stop25h 07m
Deal found 10/26![Frontier logo]()
$336
This CheapOair deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:02 pm -
1 stop6h 48m
Mon 11/166:00 pm -
1 stop20h 07m
Deal found 10/27![Frontier logo]()
$346
This Cheapflightsfares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:02 pm -
1 stop21h 07m
Tue 12/17:00 am -
1 stop12h 07m
Deal found 10/29![Frontier logo]()
$348
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:20 am -
1 stop9h 00m
Thu 11/196:10 am -
1 stop9h 25m
Deal found 10/26![Southwest logo]()
$375
This Cheapflightsfares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:02 pm -
1 stop21h 57m
Sun 11/227:00 am -
1 stop15h 56m
Deal found 10/29![Frontier logo]()
$368
This CheapOair deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:58 pm -
1 stop12h 12m
Mon 11/231:09 pm -
1 stop31h 25m
Deal found 10/27![Frontier logo]()
$377
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:10 pm -
1 stop28h 00m
Tue 11/241:09 pm -
1 stop23h 23m
Deal found 10/28![Frontier logo]()
$364
This Trip.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:54 pm -
1 stop13h 05m
Wed 12/21:33 pm -
1 stop26h 20m
Deal found 10/26![Frontier logo]()
$365
This CheapOair deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:54 pm -
1 stop22h 01m
Tue 12/17:00 am -
1 stop12h 07m
Deal found 10/28![Frontier logo]()
$340
This Mytrip deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:29 pm -
2 stops31h 41m
Wed 12/210:33 pm -
2 stops23h 23m
Deal found 10/25![Frontier logo]()
$382
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/261:52 pm -
2 stops27h 48m
Thu 12/310:33 pm -
2 stops23h 23m
Deal found 10/29![Frontier logo]()
$374
One-way flights from Portland to Washington, D.C.Search for one-way flight options from Portland to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Portland to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:37 pm -
2 stops18h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Alaska Airlines logo]()
$189
This Frontier deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:02 pm -
1 stop6h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$190
This Frontier deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:58 pm -
1 stop12h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Frontier logo]()
$190
This Super.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:23 am -
1 stop14h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$191
This Southwest deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/811:40 am -
2 stops8h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Southwest logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:27 am -
2 stops15h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Frontier logo]()
$193
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:09 pm -
1 stop25h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$194
This Super.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/237:25 pm -
1 stop7h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/137:51 pm -
2 stops15h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$197
This Super.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2010:28 pm -
1 stop28h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:27 am -
2 stops23h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:29 pm -
3 stops20h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$202
Find flight deals from Portland to Washington, D.C.
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $336 (Kiwi.com) |
One-way from | $189 (Alaska Airlines) |
Popular in | March |
Cheapest in | February |
Average price | $523 |
Good round-trip deal | $517 or less |
Good one-way deal | $238 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Portland to Washington, D.C. that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandWashington, D.C.
PDX Portland - IAD Washington, D.C. Dulles Intl
PDXIAD
Portland
Tue 12/1
8:37 pm-5:39 pm
2 stops18h 02m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
PortlandWashington, D.C.
PDX Portland - DCA Washington, D.C. Reagan-National
PDXDCA
Portland
Tue 1/26
10:50 am-11:00 pm
2 stops9h 10m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$234
PortlandWashington, D.C.
PDX Portland - IAD Washington, D.C. Dulles Intl
PDXIAD
Portland
Mon 12/14
9:00 am-5:39 pm
1 stop29h 39m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$236
PortlandWashington, D.C.
PDX Portland - IAD Washington, D.C. Dulles Intl
PDXIAD
Portland
Tue 12/15
7:59 pm-5:39 pm
1 stop18h 40m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$237
PortlandWashington, D.C.
PDX Portland - DCA Washington, D.C. Reagan-National
PDXDCA
Portland
Wed 11/18
1:56 pm-11:37 pm
1 stop6h 41m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
PortlandWashington, D.C.
PDX Portland - DCA Washington, D.C. Reagan-National
PDXDCA
Portland
Sat 12/12
6:50 am-7:28 pm
1 stop9h 38m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
PortlandWashington, D.C.
PDX Portland - DCA Washington, D.C. Reagan-National
PDXDCA
Portland
Tue 12/15
11:10 pm-9:15 am
1 stop7h 05m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
PortlandWashington, D.C.
PDX Portland - DCA Washington, D.C. Reagan-National
PDXDCA
Portland
Fri 11/20
11:20 pm-8:50 am
1 stop6h 30m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
PortlandWashington, D.C.
PDX Portland - DCA Washington, D.C. Reagan-National
PDXDCA
Portland
Mon 12/14
7:00 am-5:59 pm
1 stop7h 59m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
PortlandWashington, D.C.
PDX Portland - IAD Washington, D.C. Dulles Intl
PDXIAD
Portland
Sun 12/13
11:17 pm-10:42 am
1 stop8h 25m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
Showing 1-10 of 42 resultsSorted by cheapest first
Compare providers for flights from Portland to Washington, D.C.
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Washington, D.C. in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Washington, D.C. flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Washington, D.C.
Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Portland with our price prediction graph.
PDX-WAS
PDX-DCA
PDX-IAD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Washington, D.C.
PDX-WAS
PDX-DCA
PDX-IAD
What is the cheapest month to book a flight from Portland to Washington, D.C.?
Currently, February is the cheapest month in which you can book a flight from Portland to Washington, D.C. (average of $375). Flying from Portland to Washington, D.C. in November is currently the most expensive (average of $573). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PDX to WAS?
Find hourly flight availability from Portland to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2026.
When flying from Portland to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Portland to Washington, D.C.?
Airfare is below average for this route at the moment.
Portland to Washington, D.C. flights typically cost between $447 and $777 in November.The cheapest round-trip price found within the last 5 days was $336 on Frontier (Nov 10-Nov 18).
What’s the top layover airport for flights from Portland to Washington, D.C.?
Share of 1-stop round-trip flights from Portland to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from Portland to Washington, D.C. on Cheapflights.
What’s the cheapest layover airport for flights from Portland to Washington, D.C.?
Average round-trip fare for 1-stop flights from Portland to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $271.
What’s the fastest layover option from Portland to Washington, D.C.?
Shortest average travel time for 1-stop one-way flights from Portland to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 8h 50m.
Which airport typically offers the quickest layover for flights from Portland to Washington, D.C.?
Average layover duration for 1-stop one-way flights from Portland to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 2h 17m.
How far ahead should I book a flight from Portland to Washington, D.C.?
The best time to book flights from Portland to Washington, D.C. is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Washington, D.C.
Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated October 30, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta from Portland to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Related info for your journey
Find useful and relevant information for your journey from Portland to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsAlexandria
Woodbridge
Arlington
Owings Mills
Lanham
Reston
Herndon
Hyattsville
Rockville
Springfield
Fredericksburg
Tysons
Falls Church
Towson
Silver Spring
Oxon Hill
Laurel
Clinton
Hunt Valley
Waldorf
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Portland
Popular flights
Top destinations
Washington, D.C. flight routes
Alternative routes for Portland to Washington, D.C.
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Washington, D.C. by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Washington, D.C. by cabin class
Find flights from Portland to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Washington, D.C. flights
Browse other Portland and Washington, D.C. flight options. Last updated on October 30, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Portland to Washington, D.C. flights
Consider these flights traveling from Portland to Washington, D.C..
Other flights to Washington, D.C.
Explore flights to Washington, D.C. departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Top 5 airlines flying from Portland to Washington, D.C.
Discover the top 5 airlines that operate flights from Portland to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$223 | Average$502 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$229 | Average$536 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$238 | Average$498 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$247 | Average$490 | FlexibilityNo cancel fee | On-time63% |