$109+ Cheap flights from Chicago (CHI) to Washington
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SEA
Apr 18 — Apr 251
Round-trip
1 adult, Economy
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Cheapest flights from Chicago to WashingtonExplore the most affordable flight options available from Chicago to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 19, 2026.
Explore the most affordable flight options available from Chicago to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Wed 4/297:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Tue 5/57:50 pm
SEA
- ORD
1 stop22h 47m
Frontier
Deal found 3/17![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/284:03 pm
ORD
- SEA
2 stops43h 24m
Multiple Airlines
Tue 5/511:06 am
SEA
- ORD
1 stop17h 33m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Wed 4/227:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Tue 4/2810:57 am
SEA
- ORD
1 stop16h 53m
Frontier
Deal found 3/15![Frontier logo]()
$203
This Frontier deal was found by Cheapflights users on 3/14. 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.
Thu 4/308:58 pm
ORD
- PDX
1 stop14h 01m
Frontier
Thu 5/75:31 pm
PDX
- ORD
1 stop11h 08m
Frontier
Deal found 3/14![Frontier logo]()
$210
This Gotogate deal was found by Cheapflights users on 3/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Fri 5/111:07 am
SEA
- ORD
1 stop16h 43m
Frontier
Deal found 3/16![Frontier logo]()
$210
This Booking.com deal was found by Cheapflights users on 3/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Fri 4/2411:07 am
SEA
- ORD
1 stop16h 43m
Frontier
Deal found 3/15![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/237:21 pm
ORD
- SEA
1 stop24h 31m
Frontier
Tue 4/2810:57 am
SEA
- ORD
1 stop16h 53m
Frontier
Deal found 3/14![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Mon 4/2010:55 am
ORD
- SEA
1 stop24h 32m
Frontier
Tue 4/2810:57 am
SEA
- ORD
1 stop16h 53m
Frontier
Deal found 3/16![Frontier logo]()
$218
This Mytrip deal was found by Cheapflights users on 3/15. 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.
Sat 4/257:21 pm
ORD
- PDX
1 stop18h 29m
Frontier
Sat 5/212:27 pm
PDX
- ORD
1 stop19h 18m
Frontier
Deal found 3/15![Frontier logo]()
$219
This Mytrip deal was found by Cheapflights users on 3/16. 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 4/217:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Thu 4/2310:57 am
SEA
- ORD
1 stop17h 23m
Frontier
Deal found 3/16![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/287:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Sat 5/1611:06 am
SEA
- ORD
1 stop17h 33m
Frontier
Deal found 3/14![Frontier logo]()
$220
This CheapOair deal was found by Cheapflights users on 3/17. 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.
Mon 5/47:21 pm
ORD
- SEA
1 stop25h 14m
Frontier
Sat 5/911:06 am
SEA
- ORD
1 stop17h 33m
Frontier
Deal found 3/17![Frontier logo]()
$221
Best flights from Chicago to WashingtonDiscover carefully curated flight deals from Chicago to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 19, 2026.
Discover carefully curated flight deals from Chicago to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 19, 2026.
This Southwest deal was found by Cheapflights users on 3/14. 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.
Thu 4/169:35 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Sun 4/195:15 am
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 3/14![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Tue 4/144:20 pm
ORD
- SEA
Nonstop4h 40m
United Airlines
Thu 4/1610:35 pm
SEA
- ORD
Nonstop4h 11m
United Airlines
Deal found 3/13![United Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 3/17. 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 4/3012:46 pm
ORD
- SEA
Nonstop4h 34m
Delta
Sat 5/211:11 pm
SEA
- ORD
1 stop6h 50m
Delta
Deal found 3/17![Delta logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 3/13. 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 5/63:52 pm
ORD
- SEA
1 stop9h 01m
Alaska Airlines
Sat 5/95:42 pm
SEA
- ORD
Nonstop4h 17m
Alaska Airlines
Deal found 3/13![Alaska Airlines logo]()
$266
This Southwest deal was found by Cheapflights users on 3/16. 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 5/125:30 pm
MDW
- SEA
1 stop7h 00m
Southwest
Sat 5/1611:55 pm
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 3/16![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 3/13. 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 4/166:00 pm
ORD
- SEA
Nonstop4h 43m
Delta
Sun 4/1911:59 pm
SEA
- ORD
1 stop6h 39m
Delta
Deal found 3/13![Delta logo]()
$247
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Tue 4/712:55 pm
ORD
- SEA
1 stop7h 05m
United Airlines
Thu 4/1611:59 pm
SEA
- ORD
Nonstop4h 00m
United Airlines
Deal found 3/17![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 3/14. 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 5/19:35 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Thu 5/1411:55 pm
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 3/14![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 3/14. 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.
Mon 5/41:36 pm
ORD
- SEA
1 stop10h 14m
Delta
Sun 5/177:30 am
SEA
- ORD
Nonstop4h 15m
Delta
Deal found 3/14![Delta logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 3/13. 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 4/285:52 pm
ORD
- GEG
1 stop7h 19m
Alaska Airlines
Sat 5/27:41 pm
GEG
- ORD
1 stop8h 59m
Alaska Airlines
Deal found 3/13![Alaska Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 3/17. 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.
Thu 4/309:35 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Sun 5/109:25 pm
SEA
- MDW
1 stop6h 20m
Southwest
Deal found 3/17![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 3/17. 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 4/231:36 pm
ORD
- SEA
1 stop10h 14m
Delta
Sun 4/267:15 am
SEA
- ORD
Nonstop4h 08m
Delta
Deal found 3/17![Delta logo]()
$247
This United Airlines deal was found by Cheapflights users on 3/18. 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.
Fri 4/32:35 pm
ORD
- SEA
1 stop8h 31m
United Airlines
Wed 4/82:39 pm
SEA
- ORD
Nonstop4h 11m
United Airlines
Deal found 3/18![United Airlines logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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 5/68:50 am
ORD
- PDX
1 stop9h 59m
Alaska Airlines
Sat 5/98:45 am
PDX
- ORD
1 stop9h 07m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 3/18. 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 4/3012:46 pm
ORD
- SEA
Nonstop4h 34m
Delta
Tue 5/511:14 pm
SEA
- ORD
1 stop6h 47m
Delta
Deal found 3/18![Delta logo]()
$247
This Southwest deal was found by Cheapflights users on 3/18. 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 4/244:35 pm
MDW
- SEA
2 stops10h 20m
Southwest
Mon 4/275:15 am
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 3/18![Southwest logo]()
$252
This Alaska Airlines deal was found by Cheapflights users on 3/16. 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 4/298:00 am
ORD
- PSC
1 stop9h 42m
Alaska Airlines
Sat 5/27:30 pm
PSC
- ORD
1 stop9h 10m
Alaska Airlines
Deal found 3/16![Alaska Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 3/18. 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 5/195:30 am
MDW
- SEA
1 stop7h 50m
Southwest
Tue 5/196:25 pm
SEA
- MDW
1 stop8h 35m
Southwest
Deal found 3/18![Southwest logo]()
$257
This Delta deal was found by Cheapflights users on 3/14. 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 5/125:19 pm
ORD
- SEA
1 stop7h 29m
Delta
Sat 5/167:30 am
SEA
- ORD
1 stop10h 54m
Delta
Deal found 3/14![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 3/14. 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.
Sat 6/277:00 am
ORD
- PDX
Nonstop4h 34m
United Airlines
Sun 7/511:40 pm
PDX
- ORD
Nonstop4h 05m
United Airlines
Deal found 3/14![United Airlines logo]()
$316
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Tue 8/115:45 pm
ORD
- PDX
1 stop7h 07m
United Airlines
Fri 8/142:15 pm
PDX
- ORD
Nonstop4h 13m
United Airlines
Deal found 3/13![United Airlines logo]()
$326
This Southwest deal was found by Cheapflights users on 3/16. 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.
Sat 4/1810:15 am
MDW
- PDX
Nonstop4h 20m
Southwest
Sat 4/2511:55 pm
PDX
- MDW
Nonstop3h 55m
Southwest
Deal found 3/16![Southwest logo]()
$271
This Delta deal was found by Cheapflights users on 3/18. 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 4/1412:46 pm
ORD
- PDX
1 stop6h 24m
Delta
Tue 4/2110:55 pm
PDX
- ORD
1 stop7h 45m
Delta
Deal found 3/18![Delta logo]()
$271
This Alaska Airlines deal was found by Cheapflights users on 3/15. 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.
Mon 4/277:59 pm
ORD
- GEG
1 stop28h 21m
Alaska Airlines
Thu 4/307:27 am
GEG
- ORD
1 stop9h 36m
Alaska Airlines
Deal found 3/15![Alaska Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Fri 6/58:07 pm
ORD
- PDX
Nonstop4h 35m
United Airlines
Sun 6/710:40 pm
PDX
- ORD
Nonstop4h 05m
United Airlines
Deal found 3/16![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 3/16. 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 5/123:40 pm
MDW
- PDX
1 stop7h 05m
Southwest
Sat 5/1611:55 pm
PDX
- MDW
Nonstop3h 55m
Southwest
Deal found 3/16![Southwest logo]()
$277
This Delta deal was found by Cheapflights users on 3/15. 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 4/147:15 am
ORD
- PSC
1 stop6h 33m
Delta
Tue 4/2112:16 pm
PSC
- ORD
1 stop7h 02m
Delta
Deal found 3/15![Delta logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 3/13. 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 4/285:52 pm
ORD
- BLI
1 stop8h 07m
Alaska Airlines
Sat 5/28:30 am
BLI
- ORD
2 stops13h 29m
Alaska Airlines
Deal found 3/13![Alaska Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Mon 8/177:00 am
ORD
- PDX
Nonstop4h 29m
United Airlines
Fri 8/214:07 pm
PDX
- ORD
1 stop5h 52m
United Airlines
Deal found 3/17![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 3/18. 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.
Thu 5/79:50 pm
MDW
- PDX
Nonstop4h 20m
Southwest
Tue 5/125:40 am
PDX
- MDW
Nonstop3h 55m
Southwest
Deal found 3/18![Southwest logo]()
$289
Last-minute flights from Chicago to WashingtonDiscover last-minute flight deals from Chicago to Washington. Data last updated March 19, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Washington. Data last updated March 19, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 3/18. 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.
Mon 4/132:29 pm
ORD
- PDX
1 stop24h 33m
Frontier
Fri 4/179:54 am
PDX
- ORD
1 stop17h 56m
Frontier
Deal found 3/18![Frontier logo]()
$241
This Southwest deal was found by Cheapflights users on 3/17. 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 4/149:40 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Sun 4/1911:55 pm
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 3/17![Southwest logo]()
$246
This Southwest deal was found by Cheapflights users on 3/17. 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 4/148:50 pm
MDW
- PDX
Nonstop4h 20m
Southwest
Tue 4/215:40 am
PDX
- MDW
Nonstop3h 55m
Southwest
Deal found 3/17![Southwest logo]()
$251
This Southwest deal was found by Cheapflights users on 3/15. 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.
Thu 4/169:35 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Wed 4/226:00 am
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 3/15![Southwest logo]()
$237
This Booking.com deal was found by Cheapflights users on 3/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1710:55 am
ORD
- PDX
1 stop26h 47m
Frontier
Sun 4/1911:15 am
PDX
- ORD
1 stop20h 35m
Frontier
Deal found 3/17![Frontier logo]()
$243
This Gotogate deal was found by Cheapflights users on 3/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:21 pm
ORD
- PDX
1 stop18h 29m
Frontier
Mon 4/2712:45 pm
PDX
- ORD
1 stop15h 23m
Frontier
Deal found 3/15![Frontier logo]()
$239
This Mytrip deal was found by Cheapflights users on 3/15. 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.
Sat 4/257:21 pm
ORD
- PDX
1 stop18h 29m
Frontier
Sat 5/212:27 pm
PDX
- ORD
1 stop19h 18m
Frontier
Deal found 3/15![Frontier logo]()
$219
This Trip.com deal was found by Cheapflights users on 3/15. 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 4/257:21 pm
ORD
- PDX
1 stop18h 29m
Frontier
Mon 4/279:54 am
PDX
- ORD
1 stop17h 56m
Frontier
Deal found 3/15![Frontier logo]()
$245
This Expedia deal was found by Cheapflights users on 3/17. 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.
Wed 4/293:52 pm
ORD
- GEG
1 stop8h 28m
Multiple Airlines
Wed 5/612:33 pm
GEG
- ORD
1 stop6h 04m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$249
This Frontier deal was found by Cheapflights users on 3/14. 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.
Thu 4/308:58 pm
ORD
- PDX
1 stop14h 01m
Frontier
Fri 5/85:31 pm
PDX
- ORD
1 stop11h 08m
Frontier
Deal found 3/14![Frontier logo]()
$210
This Mytrip deal was found by Cheapflights users on 3/15. 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 4/307:21 pm
ORD
- PDX
1 stop18h 29m
Frontier
Thu 5/75:31 pm
PDX
- ORD
1 stop11h 08m
Frontier
Deal found 3/15![Frontier logo]()
$237
This CheapOair deal was found by Cheapflights users on 3/14. 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.
Thu 4/308:58 pm
ORD
- PDX
1 stop14h 01m
Frontier
Mon 5/49:54 am
PDX
- ORD
1 stop17h 56m
Frontier
Deal found 3/14![Frontier logo]()
$242
One-way flights from Chicago to WashingtonSearch for one-way flight options from Chicago to Washington. Find affordable one-way fares based on user searches. Data last updated March 19, 2026.
Search for one-way flight options from Chicago to Washington. Find affordable one-way fares based on user searches. Data last updated March 19, 2026.
This Trip.com deal was found by Cheapflights users on 3/14. 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.
Mon 4/136:00 am
ORD
- SEA
Nonstop4h 37m
Alaska Airlines
Deal found 3/14![Alaska Airlines logo]()
$109
This Mytrip deal was found by Cheapflights users on 3/14. 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 4/287:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Deal found 3/14![Frontier logo]()
$110
This Mytrip deal was found by Cheapflights users on 3/13. 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 4/277:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Deal found 3/13![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Mon 4/132:29 pm
ORD
- SEA
1 stop20h 58m
Frontier
Deal found 3/14![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 5/19:44 pm
ORD
- PDX
2 stops38h 36m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 3/18. 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.
Mon 4/204:14 pm
MDW
- SEA
2 stops43h 13m
Frontier
Deal found 3/18![Frontier logo]()
$117
This CheapOair deal was found by Cheapflights users on 3/17. 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.
Wed 4/297:21 pm
ORD
- SEA
1 stop24h 21m
Frontier
Deal found 3/17![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/142:15 pm
MDW
- PDX
2 stops23h 23m
Frontier
Deal found 3/14![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/1411:07 am
ORD
- PDX
2 stops26h 31m
Frontier
Deal found 3/14![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/282:15 pm
MDW
- SEA
2 stops21h 12m
Frontier
Deal found 3/14![Frontier logo]()
$118
This American Airlines deal was found by Cheapflights users on 3/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2810:00 pm
ORD
- SEA
Nonstop4h 36m
American Airlines
Deal found 3/14![American Airlines logo]()
$118
This Southwest deal was found by Cheapflights users on 3/17. 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 4/209:35 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Deal found 3/17![Southwest logo]()
$119
Find flight deals from Chicago to Washington
Keep the following information in mind while searching for Chicago to Washington flight deals. Data was last updated March 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $192 (Kiwi.com) |
One-way from | $109 (Trip.com) |
Popular in | June |
Cheapest in | January |
Average price | $315 |
Good round-trip deal | $235 or less |
Good one-way deal | $117 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Washington 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 2,558,603 searches. Data last updated March 19, 2026.
Use the filters below to find and compare flights from Chicago to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Thu 4/16
9:35 pm-12:05 am
Nonstop4h 30m
Seattle/Tacoma Intl
Sun 4/19
5:15 am-11:10 am
Nonstop3h 55m
$237
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Tue 4/14
4:20 pm-7:00 pm
Nonstop4h 40m
Seattle/Tacoma Intl
Thu 4/16
10:35 pm-4:46 am
Nonstop4h 11m
$237
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Thu 4/30
12:46 pm-3:20 pm
Nonstop4h 34m
Seattle/Tacoma Intl
Sat 5/2
11:11 pm-8:01 am
1 stop6h 50m
$247
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Tue 5/12
5:30 pm-10:30 pm
1 stop7h 00m
Seattle/Tacoma Intl
Sat 5/16
11:55 pm-5:55 am
Nonstop4h 00m
$247
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Thu 4/16
6:00 pm-8:43 pm
Nonstop4h 43m
Seattle/Tacoma Intl
Sun 4/19
11:59 pm-8:38 am
1 stop6h 39m
$247
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Fri 5/1
9:35 pm-12:05 am
Nonstop4h 30m
Seattle/Tacoma Intl
Thu 5/14
11:55 pm-5:55 am
Nonstop4h 00m
$247
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Mon 5/4
1:36 pm-9:50 pm
1 stop10h 14m
Seattle/Tacoma Intl
Sun 5/17
7:30 am-1:45 pm
Nonstop4h 15m
$247
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Thu 4/30
9:35 pm-12:05 am
Nonstop4h 30m
Seattle/Tacoma Intl
Sun 5/10
9:25 pm-5:45 am
1 stop6h 20m
$247
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Thu 4/23
1:36 pm-9:50 pm
1 stop10h 14m
Seattle/Tacoma Intl
Sun 4/26
7:15 am-1:23 pm
Nonstop4h 08m
$247
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Thu 4/30
12:46 pm-3:20 pm
Nonstop4h 34m
Seattle/Tacoma Intl
Tue 5/5
11:14 pm-8:01 am
1 stop6h 47m
$247
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Chicago to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Chicago with our price prediction graph.
MDW-SEA
ORD-SEA
ORD-BLI
ORD-PDX
ORD-PSC
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 Chicago to Washington
CHI-USWA
MDW-SEA
ORD-SEA
ORD-BLI
ORD-PDX
What is the cheapest month to book a flight from Chicago to State of Washington?
Currently, October is the cheapest month in which you can book a flight from Chicago to State of Washington (average of $112). Flying from Chicago to State of Washington in December is currently the most expensive (average of $178). 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 CHI to WA?
Find hourly flight availability from Chicago to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 19, 2026.
It’s typically best to fly out from Chicago to State of Washington in the evening. Doing so could potentially save you 17% on the flight price compared to flying in the afternoon, which is usually more expensive.
What is the cheapest day to fly from Chicago to State of Washington?
Use this chart to determine the cheapest time to fly round-trip from Chicago to Washington. Price data was last updated on March 14, 2026.
Travelers seeking maximum savings on their Chicago to State of Washington flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Chicago to State of Washington
Explore weekly flight availability from Chicago to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 19, 2026.
The most flights from CHI to USWA are scheduled on a Wednesday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. 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. Reviews last updated March 19, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Chicago to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.9
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Crew
8.5
Overall
7.9
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Crew
8.5
Overall
7.9
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Crew
8.5
Overall
7.9
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Crew
8.5
Overall
7.9
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Crew
8.5
Overall
7.9
Entertainment
7.0
Boarding
8.1
Food
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Related info for your journey
Find useful and relevant information for your journey from Chicago to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Chicago and Washington flights
Browse other Chicago and Washington flight options. Last updated on March 19, 2026.
Popular flight searches
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Chicago to Washington flights
Consider these flights traveling from Chicago to Washington.
Top 7 airlines flying from Chicago to Washington
Discover the top 7 airlines that operate flights from Chicago to Washington. 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 2,558,603 searches. Data last updated March 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$84 | Average$228 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$108 | Average$261 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$153 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$168 | Average$388 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$170 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$170 | Average$365 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$194 | Average$405 | FlexibilityNo cancel fee | On-time63% |