$142+ Cheap flights from Chicago (CHI) to Washington
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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SEA
Nov 2 — Nov 91
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Washington 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
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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 October 3, 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 October 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 12/27:00 am -
1 stop10h 40m
Sun 12/69:53 pm -
1 stop29h 08m
Deal found 10/1![Frontier logo]()
$274
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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.
Fri 10/236:30 am -
1 stop10h 42m
Thu 10/299:13 pm -
1 stop30h 00m
Deal found 9/29![Frontier logo]()
$276
This Gotogate deal was found by Cheapflights users on 9/30. 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.
Thu 10/227:16 pm -
Nonstop4h 43m
Wed 10/284:27 pm -
1 stop5h 54m
Deal found 9/30![Multiple Airlines logo]()
$277
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
Mon 11/26:30 am -
1 stop10h 42m
Thu 11/59:13 pm -
1 stop30h 00m
Deal found 9/30![Frontier logo]()
$279
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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.
Wed 11/186:30 am -
1 stop10h 42m
Sun 11/224:37 pm -
1 stop6h 16m
Deal found 9/29![Frontier logo]()
$280
This Travelocity deal was found by Cheapflights users on 9/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:01 pm -
1 stop24h 44m
Tue 10/278:32 am -
Nonstop4h 21m
Deal found 9/28![Multiple Airlines logo]()
$281
This CheapOair deal was found by Cheapflights users on 9/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:30 am -
1 stop10h 42m
Fri 10/238:00 pm -
1 stop8h 34m
Deal found 9/29![Frontier logo]()
$282
This Expedia deal was found by Cheapflights users on 9/30. 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.
Sat 10/316:30 am -
1 stop10h 42m
Tue 11/311:42 pm -
Nonstop3h 58m
Deal found 9/30![Multiple Airlines logo]()
$283
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Wed 10/286:30 am -
2 stops14h 24m
Wed 11/47:48 pm -
2 stops26h 33m
Deal found 9/30![Frontier logo]()
$284
This Mytrip deal was found by Cheapflights users on 9/29. 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.
Tue 10/275:46 pm -
Nonstop4h 42m
Thu 10/299:13 pm -
1 stop30h 00m
Deal found 9/29![Multiple Airlines logo]()
$285
This Kissandfly.com deal was found by Cheapflights users on 10/1. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:35 am -
Nonstop4h 45m
Wed 10/284:27 pm -
1 stop5h 54m
Deal found 10/1![Frontier logo]()
$286
This Southwest deal was found by Cheapflights users on 9/30. 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 10/2210:05 pm -
Nonstop4h 35m
Tue 10/2712:10 am -
Nonstop3h 55m
Deal found 9/30![Southwest logo]()
$317
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 October 3, 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 October 3, 2026.
This Southwest deal was found by Cheapflights users on 9/29. 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.
Thu 10/2210:05 pm -
Nonstop4h 35m
Tue 10/2712:10 am -
Nonstop3h 55m
Deal found 9/29![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 10/1. 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.
Sat 11/215:55 pm -
Nonstop4h 43m
Thu 11/265:55 pm -
Nonstop4h 04m
Deal found 10/1![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 9/30. 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 12/75:29 pm -
Nonstop4h 59m
Wed 12/97:05 am -
1 stop9h 55m
Deal found 9/30![Alaska Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 10/2. 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 12/224:20 pm -
Nonstop4h 46m
Tue 12/2211:44 pm -
Nonstop4h 14m
Deal found 10/2![United Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/153:30 pm -
1 stop22h 40m
Mon 10/191:00 pm -
2 stops23h 25m
Deal found 9/30![Multiple Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:55 pm -
Nonstop4h 43m
Thu 12/310:39 am -
Nonstop4h 11m
Deal found 9/28![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 9/29. 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 10/207:00 am -
Nonstop4h 42m
Mon 10/268:07 pm -
1 stop15h 18m
Deal found 9/29![Alaska Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 9/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/274:35 pm -
1 stop8h 25m
Sat 10/315:55 am -
2 stops8h 55m
Deal found 9/28![Southwest logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 11/57:20 am -
1 stop11h 36m
Mon 11/91:03 pm -
1 stop8h 46m
Deal found 9/28![Alaska Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 10/1. 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 11/612:50 pm -
Nonstop4h 35m
Tue 11/105:55 pm -
Nonstop4h 04m
Deal found 10/1![Delta logo]()
$338
This Southwest deal was found by Cheapflights users on 9/30. 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 12/21:20 pm -
2 stops11h 00m
Wed 12/98:05 am -
1 stop7h 10m
Deal found 9/30![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 12/187:42 pm -
Nonstop4h 50m
Mon 12/2111:44 pm -
Nonstop4h 15m
Deal found 9/29![United Airlines logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 9/29. 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 1/18:59 pm -
Nonstop4h 54m
Mon 1/115:50 pm -
Nonstop4h 09m
Deal found 9/29![Alaska Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 9/30. 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 10/315:30 am -
1 stop6h 30m
Mon 11/212:15 am -
Nonstop3h 50m
Deal found 9/30![Southwest logo]()
$348
This Delta deal was found by Cheapflights users on 10/1. 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 10/226:35 am -
1 stop7h 43m
Sat 10/319:30 am -
2 stops10h 35m
Deal found 10/1![Delta logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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.
Mon 11/169:30 am -
Nonstop4h 44m
Thu 12/37:05 am -
1 stop9h 55m
Deal found 9/28![Alaska Airlines logo]()
$348
This Southwest deal was found by Cheapflights users on 9/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/125:05 am -
1 stop8h 15m
Mon 12/218:45 pm -
1 stop7h 10m
Deal found 9/28![Southwest logo]()
$358
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:35 am -
1 stop6h 44m
Wed 11/185:00 am -
2 stops11h 30m
Deal found 9/28![Delta logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 10/1. 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 11/102:15 pm -
1 stop9h 30m
Wed 11/1112:41 pm -
1 stop9h 18m
Deal found 10/1![Alaska Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 9/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:00 am -
1 stop10h 05m
Fri 10/235:50 am -
2 stops7h 20m
Deal found 9/28![Southwest logo]()
$363
This Delta deal was found by Cheapflights users on 10/3. 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.
Wed 11/186:00 am -
1 stop8h 31m
Sun 11/2212:54 pm -
1 stop8h 00m
Deal found 10/3![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 9/29. 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 11/210:15 am -
2 stops12h 55m
Tue 11/38:15 pm -
1 stop7h 40m
Deal found 9/29![Southwest logo]()
$363
This United Airlines deal was found by Cheapflights users on 10/1. 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 10/162:30 pm -
1 stop8h 10m
Tue 10/2012:59 pm -
1 stop7h 47m
Deal found 10/1![United Airlines logo]()
$543
This Alaska Airlines deal was found by Cheapflights users on 9/30. 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 10/155:46 pm -
1 stop8h 09m
Mon 10/195:43 pm -
1 stop9h 57m
Deal found 9/30![Alaska Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 10/2. 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.
Sat 10/316:04 am -
1 stop7h 46m
Wed 11/186:25 am -
1 stop8h 14m
Deal found 10/2![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 9/29. 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.
Thu 10/225:25 am -
1 stop10h 40m
Sat 10/316:45 am -
1 stop5h 25m
Deal found 9/29![Southwest logo]()
$377
This Delta deal was found by Cheapflights users on 9/29. 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.
Fri 11/202:32 pm -
1 stop10h 48m
Tue 11/245:00 am -
1 stop6h 37m
Deal found 9/29![Delta logo]()
$399
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 10/77:00 am -
1 stop7h 54m
Tue 10/137:19 am -
1 stop9h 34m
Deal found 9/28![Alaska Airlines logo]()
$405
This Southwest deal was found by Cheapflights users on 9/30. 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 12/2310:30 pm -
Nonstop4h 45m
Mon 1/45:30 am -
Nonstop3h 50m
Deal found 9/30![Southwest logo]()
$383
This Delta deal was found by Cheapflights users on 10/2. 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.
Sat 11/76:35 am -
Nonstop4h 45m
Sat 11/142:05 pm -
1 stop7h 49m
Deal found 10/2![Delta logo]()
$407
Last-minute flights from Chicago to WashingtonDiscover last-minute flight deals from Chicago to Washington. Data last updated October 3, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Washington. Data last updated October 3, 2026 and is based on user searches.
This Travelocity deal was found by Cheapflights users on 9/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:01 pm -
1 stop24h 44m
Tue 10/278:32 am -
Nonstop4h 21m
Deal found 9/28![Multiple Airlines logo]()
$281
This CheapOair deal was found by Cheapflights users on 9/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:30 am -
1 stop10h 42m
Fri 10/238:00 pm -
1 stop8h 34m
Deal found 9/29![Frontier logo]()
$282
This Gotogate deal was found by Cheapflights users on 9/30. 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.
Thu 10/227:16 pm -
Nonstop4h 43m
Wed 10/284:27 pm -
1 stop5h 54m
Deal found 9/30![Multiple Airlines logo]()
$277
This Kissandfly.com deal was found by Cheapflights users on 10/1. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:35 am -
Nonstop4h 45m
Wed 10/284:27 pm -
1 stop5h 54m
Deal found 10/1![Frontier logo]()
$286
This Southwest deal was found by Cheapflights users on 9/30. 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 10/2210:05 pm -
Nonstop4h 35m
Tue 10/2712:10 am -
Nonstop3h 55m
Deal found 9/30![Southwest logo]()
$317
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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.
Fri 10/236:30 am -
1 stop10h 42m
Thu 10/299:13 pm -
1 stop30h 00m
Deal found 9/29![Frontier logo]()
$276
This Mytrip deal was found by Cheapflights users on 9/29. 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.
Tue 10/275:46 pm -
Nonstop4h 42m
Thu 10/299:13 pm -
1 stop30h 00m
Deal found 9/29![Multiple Airlines logo]()
$285
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Wed 10/286:30 am -
2 stops14h 24m
Wed 11/47:48 pm -
2 stops26h 33m
Deal found 9/30![Frontier logo]()
$284
This Expedia deal was found by Cheapflights users on 9/30. 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.
Sat 10/316:30 am -
1 stop10h 42m
Tue 11/311:42 pm -
Nonstop3h 58m
Deal found 9/30![Multiple Airlines logo]()
$283
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
Mon 11/26:30 am -
1 stop10h 42m
Thu 11/59:13 pm -
1 stop30h 00m
Deal found 9/30![Frontier logo]()
$279
This Expedia deal was found by Cheapflights users on 9/30. 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.
Thu 11/57:20 am -
1 stop11h 36m
Sat 11/74:27 pm -
1 stop5h 54m
Deal found 9/30![Multiple Airlines logo]()
$288
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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.
Wed 11/186:30 am -
1 stop10h 42m
Sun 11/224:37 pm -
1 stop6h 16m
Deal found 9/29![Frontier logo]()
$280
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 October 3, 2026.
Search for one-way flight options from Chicago to Washington. Find affordable one-way fares based on user searches. Data last updated October 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 11/166:30 am -
1 stop10h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Frontier logo]()
$142
This Super.com deal was found by Cheapflights users on 9/29. 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.
Fri 10/306:30 am -
1 stop10h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$143
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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.
Wed 10/216:30 am -
1 stop10h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 12/212:28 pm -
2 stops26h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$146
This Frontier deal was found by Cheapflights users on 9/30. 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 10/236:30 am -
1 stop10h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$146
This Booking.com deal was found by Cheapflights users on 9/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 am -
2 stops14h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 11/86:42 pm -
2 stops42h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/208:01 pm -
2 stops48h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$150
This Super.com deal was found by Cheapflights users on 10/2. 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.
Thu 12/1711:45 am -
1 stop13h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Sun Country Air logo]()
$153
This Mytrip deal was found by Cheapflights users on 9/30. 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 11/36:30 am -
2 stops30h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$154
This Mytrip deal was found by Cheapflights users on 10/1. 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 11/56:30 am -
2 stops14h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$158
This Southwest deal was found by Cheapflights users on 9/30. 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 10/2910:05 pm -
Nonstop4h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Southwest logo]()
$159
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 October 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $274 (Kiwi.com) |
One-way from | $142 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $356 |
Good round-trip deal | $353 or less |
Good one-way deal | $195 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 7,457,451 searches. Data last updated October 3, 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
Quickest round-trip
ChicagoSeattle
MDW Chicago Midway - SEA Seattle/Tacoma Intl
MDWSEA
Chicago Midway
Thu 10/29
10:05 pm-12:40 am
Nonstop4h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSeattle
ORD Chicago O'Hare Intl - SEA Seattle/Tacoma Intl
ORDSEA
Chicago O'Hare Intl
Tue 10/27
12:50 pm-3:25 pm
Nonstop4h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSeattle
ORD Chicago O'Hare Intl - SEA Seattle/Tacoma Intl
ORDSEA
Chicago O'Hare Intl
Tue 10/27
3:49 pm-6:28 pm
Nonstop4h 39m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSeattle
ORD Chicago O'Hare Intl - SEA Seattle/Tacoma Intl
ORDSEA
Chicago O'Hare Intl
Wed 11/11
12:45 pm-3:32 pm
Nonstop4h 47m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSeattle
MDW Chicago Midway - SEA Seattle/Tacoma Intl
MDWSEA
Chicago Midway
Mon 10/19
10:05 pm-12:40 am
Nonstop4h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSeattle
ORD Chicago O'Hare Intl - SEA Seattle/Tacoma Intl
ORDSEA
Chicago O'Hare Intl
Thu 11/5
6:35 am-9:20 am
Nonstop4h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSeattle
ORD Chicago O'Hare Intl - SEA Seattle/Tacoma Intl
ORDSEA
Chicago O'Hare Intl
Sat 10/31
9:00 am-11:44 am
Nonstop4h 44m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSeattle
ORD Chicago O'Hare Intl - SEA Seattle/Tacoma Intl
ORDSEA
Chicago O'Hare Intl
Tue 12/1
6:40 am-9:37 am
Nonstop4h 57m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSeattle
ORD Chicago O'Hare Intl - SEA Seattle/Tacoma Intl
ORDSEA
Chicago O'Hare Intl
Mon 10/26
7:16 pm-9:59 pm
Nonstop4h 43m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$159
ChicagoSpokane
ORD Chicago O'Hare Intl - GEG Spokane
ORDGEG
Chicago O'Hare Intl
Thu 10/29
3:49 pm-9:25 pm
1 stop7h 36m
Spokane
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$162
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.
ORD-SEA
MDW-SEA
ORD-BLI
ORD-GEG
MDW-GEG
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
ORD-SEA
MDW-SEA
ORD-BLI
ORD-GEG
What is the cheapest month to book a flight from Chicago to State of Washington?
Currently, January is the cheapest month in which you can book a flight from Chicago to State of Washington (average of $245). Flying from Chicago to State of Washington in July is currently the most expensive (average of $414). 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 October 3, 2026.
It’s typically best to fly out from Chicago to State of Washington in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.
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 October 3, 2026.
The most flights from CHI to USWA are scheduled on a Friday (52 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 on average).
How much does it cost to fly round-trip from Chicago to State of Washington?
Airfare is below average for this route at the moment.
Chicago to State of Washington flights typically cost between $277 and $452 in December.The cheapest round-trip price found within the last 5 days was $274 on Frontier (Dec 2-Dec 6).
How far ahead should I book a flight from Chicago to State of Washington?
The best time to book flights from Chicago to State of Washington is 34 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.
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 July 18, 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 afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 October 3, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta 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.
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
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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Alternative routes for Chicago to Washington
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Complete your trip
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Search flights from Chicago to Washington by cabin class
Find flights from Chicago to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and Washington flights
Browse other Chicago and Washington flight options. Last updated on October 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Chicago to Washington flights
Consider these flights traveling from Chicago to Washington.
Top 6 airlines flying from Chicago to Washington
Discover the top 6 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 7,457,451 searches. Data last updated October 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$131 | Average$274 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$437 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$177 | Average$412 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$181 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$192 | Average$439 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$233 | Average$384 | FlexibilityNo cancel fee | On-time63% |