$107+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SEA
Jun 4 — Jun 111
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 May 5, 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 May 5, 2026.
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/189:57 pm
ORD
- SEA
1 stop13h 52m
Frontier
Wed 7/298:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 4/29![Frontier logo]()
$244
This Expedia deal was found by Cheapflights users on 5/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:00 am
ORD
- GEG
1 stop7h 42m
Multiple Airlines
Wed 6/312:33 pm
GEG
- ORD
1 stop5h 59m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$244
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:46 pm
ORD
- SEA
1 stop23h 49m
Frontier
Fri 6/57:50 pm
SEA
- ORD
1 stop22h 42m
Frontier
Deal found 4/29![Frontier logo]()
$246
This Frontier deal was found by Cheapflights users on 4/30. 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 7/109:57 pm
ORD
- SEA
1 stop13h 52m
Frontier
Mon 7/278:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 4/30![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 4/30. 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.
Tue 9/19:48 pm
ORD
- SEA
1 stop14h 00m
Frontier
Sat 9/511:03 am
SEA
- ORD
1 stop17h 16m
Frontier
Deal found 4/30![Frontier logo]()
$251
This Frontier deal was found by Cheapflights users on 5/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/139:57 pm
ORD
- SEA
1 stop13h 52m
Frontier
Fri 7/178:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 5/2![Frontier logo]()
$252
This Trip.com deal was found by Cheapflights users on 5/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:48 pm
ORD
- SEA
1 stop14h 01m
Frontier
Sat 7/118:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 5/2![Frontier logo]()
$255
This Gotogate deal was found by Cheapflights users on 4/30. 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.
Mon 5/189:37 pm
ORD
- SEA
1 stop14h 12m
Frontier
Sun 5/2411:21 am
SEA
- ORD
1 stop17h 13m
Frontier
Deal found 4/30![Frontier logo]()
$256
This Trip.com deal was found by Cheapflights users on 5/4. 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 7/267:15 am
ORD
- SEA
1 stop29h 24m
Frontier
Mon 8/38:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 5/4![Frontier logo]()
$259
This Trip.com deal was found by Cheapflights users on 5/4. 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 7/257:15 am
ORD
- SEA
1 stop29h 24m
Frontier
Mon 8/38:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 5/4![Frontier logo]()
$260
This Trip.com deal was found by Cheapflights users on 5/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:15 am
ORD
- SEA
1 stop29h 24m
Frontier
Tue 8/48:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 5/3![Frontier logo]()
$261
This Frontier deal was found by Cheapflights users on 5/4. 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.
Sat 5/239:37 pm
ORD
- SEA
1 stop14h 29m
Frontier
Fri 5/2911:21 am
SEA
- ORD
1 stop17h 13m
Frontier
Deal found 5/4![Frontier logo]()
$262
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 May 5, 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 May 5, 2026.
This United Airlines deal was found by Cheapflights users on 5/4. 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 6/67:55 pm
ORD
- PDX
Nonstop4h 34m
United Airlines
Tue 6/911:40 pm
PDX
- ORD
Nonstop4h 05m
United Airlines
Deal found 5/4![United Airlines logo]()
$305
This Southwest deal was found by Cheapflights users on 5/4. 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 7/118:25 pm
MDW
- PDX
Nonstop4h 20m
Southwest
Tue 7/147:50 pm
PDX
- MDW
1 stop7h 55m
Southwest
Deal found 5/4![Southwest logo]()
$315
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:00 pm
ORD
- GEG
1 stop6h 59m
Alaska Airlines
Wed 9/236:00 am
GEG
- ORD
1 stop11h 03m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 5/2. 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.
Tue 9/159:20 am
MDW
- PDX
1 stop8h 38m
Delta
Mon 9/2112:40 am
PDX
- MDW
1 stop5h 58m
Delta
Deal found 5/2![Delta logo]()
$325
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Wed 7/17:00 am
ORD
- PDX
Nonstop4h 34m
United Airlines
Wed 7/810:40 pm
PDX
- ORD
Nonstop4h 05m
United Airlines
Deal found 5/4![United Airlines logo]()
$305
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:20 am
ORD
- PDX
Nonstop4h 25m
Alaska Airlines
Tue 6/3010:59 pm
PDX
- ORD
Nonstop4h 01m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 5/4. 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 7/115:10 pm
MDW
- PDX
2 stops7h 10m
Southwest
Wed 7/1511:30 pm
PDX
- MDW
Nonstop3h 50m
Southwest
Deal found 5/4![Southwest logo]()
$320
This Delta deal was found by Cheapflights users on 5/4. 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 6/2012:46 pm
ORD
- PDX
1 stop9h 31m
Delta
Fri 6/2612:33 am
PDX
- ORD
1 stop6h 02m
Delta
Deal found 5/4![Delta logo]()
$325
This United Airlines deal was found by Cheapflights users on 5/4. 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 7/115:00 am
ORD
- PDX
1 stop6h 47m
United Airlines
Tue 7/142:25 pm
PDX
- ORD
Nonstop4h 13m
United Airlines
Deal found 5/4![United Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 5/4. 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 8/127:00 am
ORD
- PDX
1 stop6h 40m
Delta
Sat 8/156:20 am
PDX
- ORD
1 stop7h 31m
Delta
Deal found 5/4![Delta logo]()
$325
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am
ORD
- GEG
1 stop8h 39m
Alaska Airlines
Sun 9/1312:46 pm
GEG
- ORD
1 stop8h 55m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 5/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:50 pm
MDW
- PDX
Nonstop4h 20m
Southwest
Sun 5/3111:55 pm
PDX
- MDW
Nonstop3h 55m
Southwest
Deal found 5/2![Southwest logo]()
$336
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Fri 6/196:45 am
ORD
- PDX
Nonstop4h 25m
United Airlines
Mon 6/2211:40 pm
PDX
- ORD
Nonstop4h 05m
United Airlines
Deal found 5/2![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 5/3. 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 6/32:00 pm
ORD
- GEG
2 stops11h 35m
Delta
Sat 6/612:32 pm
GEG
- ORD
1 stop8h 31m
Delta
Deal found 5/3![Delta logo]()
$331
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/79:45 pm
MDW
- PDX
Nonstop4h 20m
Southwest
Mon 6/82:05 pm
PDX
- MDW
1 stop8h 30m
Southwest
Deal found 5/1![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 5/309:00 am
ORD
- PDX
1 stop9h 58m
Alaska Airlines
Mon 6/17:15 am
PDX
- ORD
1 stop9h 35m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:55 pm
ORD
- GEG
1 stop8h 00m
Delta
Tue 7/215:25 am
GEG
- ORD
1 stop6h 03m
Delta
Deal found 4/30![Delta logo]()
$335
This United Airlines deal was found by Cheapflights users on 5/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:57 am
ORD
- PDX
Nonstop4h 38m
United Airlines
Thu 8/274:07 pm
PDX
- ORD
1 stop5h 52m
United Airlines
Deal found 5/3![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 5/4. 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 8/2010:25 am
MDW
- PDX
2 stops10h 35m
Southwest
Sat 8/296:00 am
PDX
- MDW
1 stop9h 35m
Southwest
Deal found 5/4![Southwest logo]()
$341
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 6/97:49 pm
ORD
- SEA
Nonstop4h 41m
Alaska Airlines
Wed 6/106:00 am
SEA
- ORD
Nonstop4h 03m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 5/4. 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 7/43:30 pm
ORD
- PDX
1 stop8h 18m
Delta
Thu 7/910:53 am
PDX
- ORD
1 stop10h 25m
Delta
Deal found 5/4![Delta logo]()
$336
This Southwest deal was found by Cheapflights users on 4/29. 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 6/54:40 pm
MDW
- PDX
Nonstop4h 20m
Southwest
Mon 6/81:05 pm
PDX
- MDW
2 stops9h 30m
Southwest
Deal found 4/29![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Wed 6/247:00 am
ORD
- SEA
Nonstop4h 40m
United Airlines
Mon 6/295:15 pm
SEA
- ORD
Nonstop4h 07m
United Airlines
Deal found 5/2![United Airlines logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 8/77:20 am
ORD
- SEA
1 stop7h 43m
Alaska Airlines
Fri 8/2112:15 am
SEA
- ORD
Nonstop4h 07m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:45 am
ORD
- GEG
1 stop6h 16m
Delta
Sat 6/69:31 am
GEG
- ORD
2 stops10h 19m
Delta
Deal found 4/30![Delta logo]()
$340
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1312:50 pm
MDW
- PDX
2 stops9h 10m
Southwest
Wed 6/2411:30 pm
PDX
- MDW
Nonstop3h 50m
Southwest
Deal found 5/1![Southwest logo]()
$351
This United Airlines deal was found by Cheapflights users on 5/4. 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 10/167:10 am
ORD
- SEA
Nonstop4h 50m
United Airlines
Tue 10/202:15 pm
SEA
- ORD
Nonstop4h 05m
United Airlines
Deal found 5/4![United Airlines logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 8/66:00 am
ORD
- SEA
Nonstop4h 38m
Alaska Airlines
Sat 8/157:26 am
SEA
- ORD
1 stop10h 11m
Alaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 5/4. 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 5/295:41 pm
ORD
- GEG
2 stops7h 54m
Delta
Sat 6/66:49 am
GEG
- ORD
1 stop6h 08m
Delta
Deal found 5/4![Delta logo]()
$340
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:50 am
MDW
- PDX
2 stops9h 35m
Southwest
Wed 7/811:30 pm
PDX
- MDW
Nonstop3h 50m
Southwest
Deal found 5/1![Southwest logo]()
$351
Last-minute flights from Chicago to WashingtonDiscover last-minute flight deals from Chicago to Washington. Data last updated May 5, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Washington. Data last updated May 5, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:37 pm
ORD
- SEA
1 stop14h 12m
Frontier
Sun 5/1011:06 am
SEA
- ORD
1 stop17h 33m
Frontier
Deal found 4/30![Frontier logo]()
$265
This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:37 pm
ORD
- SEA
1 stop14h 12m
Frontier
Tue 5/1911:06 am
SEA
- ORD
1 stop17h 33m
Frontier
Deal found 4/29![Frontier logo]()
$264
This Trip.com deal was found by Cheapflights users on 5/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:37 pm
ORD
- SEA
1 stop14h 12m
Frontier
Sun 8/98:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 5/2![Frontier logo]()
$266
This Gotogate deal was found by Cheapflights users on 4/30. 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.
Mon 5/189:37 pm
ORD
- SEA
1 stop14h 12m
Frontier
Sun 5/2411:21 am
SEA
- ORD
1 stop17h 13m
Frontier
Deal found 4/30![Frontier logo]()
$256
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:56 pm
ORD
- SEA
1 stop23h 39m
Frontier
Fri 5/223:19 pm
SEA
- ORD
1 stop27h 13m
Frontier
Deal found 4/29![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 5/4. 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.
Sat 5/239:37 pm
ORD
- SEA
1 stop14h 29m
Frontier
Fri 5/2911:21 am
SEA
- ORD
1 stop17h 13m
Frontier
Deal found 5/4![Frontier logo]()
$262
This Trip.com deal was found by Cheapflights users on 5/4. 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.
Tue 5/269:37 pm
ORD
- SEA
1 stop14h 29m
Frontier
Wed 7/228:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 5/4![Frontier logo]()
$261
This Expedia deal was found by Cheapflights users on 5/4. 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 5/286:00 am
ORD
- GEG
1 stop7h 42m
Multiple Airlines
Mon 6/112:33 pm
GEG
- ORD
1 stop5h 59m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$273
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:46 pm
ORD
- SEA
1 stop23h 49m
Frontier
Fri 6/57:50 pm
SEA
- ORD
1 stop22h 42m
Frontier
Deal found 4/29![Frontier logo]()
$246
This Trip.com deal was found by Cheapflights users on 5/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:46 pm
ORD
- SEA
1 stop23h 49m
Frontier
Mon 6/153:33 pm
SEA
- ORD
1 stop27h 10m
Frontier
Deal found 5/1![Frontier logo]()
$267
This Expedia deal was found by Cheapflights users on 5/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:00 am
ORD
- GEG
1 stop7h 42m
Multiple Airlines
Wed 6/312:33 pm
GEG
- ORD
1 stop5h 59m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$244
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/309:48 pm
ORD
- SEA
1 stop14h 00m
Frontier
Tue 7/78:12 pm
SEA
- ORD
1 stop7h 16m
Frontier
Deal found 4/29![Frontier logo]()
$244
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 May 5, 2026.
Search for one-way flight options from Chicago to Washington. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Tue 8/189:48 pm
ORD
- GEG
1 stop15h 45m
Frontier
Deal found 5/1![Frontier logo]()
$107
This Super.com deal was found by Cheapflights users on 5/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/119:57 pm
ORD
- SEA
1 stop13h 52m
Frontier
Deal found 5/3![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/239:48 pm
ORD
- SEA
1 stop14h 00m
Frontier
Deal found 4/30![Frontier logo]()
$125
This Super.com deal was found by Cheapflights users on 5/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:20 am
ORD
- SEA
1 stop29h 15m
Frontier
Deal found 5/3![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 4/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:20 am
ORD
- SEA
1 stop29h 15m
Frontier
Deal found 4/30![Frontier logo]()
$130
This Frontier deal was found by Cheapflights users on 4/30. 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.
Wed 7/159:57 pm
ORD
- SEA
1 stop13h 52m
Frontier
Deal found 4/30![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 5/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/139:57 pm
ORD
- SEA
1 stop13h 52m
Frontier
Deal found 5/2![Frontier logo]()
$132
This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:56 pm
ORD
- SEA
1 stop23h 39m
Frontier
Deal found 4/30![Frontier logo]()
$133
This Super.com deal was found by Cheapflights users on 5/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:37 pm
ORD
- SEA
1 stop14h 12m
Frontier
Deal found 5/1![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Tue 6/96:00 am
MDW
- SEA
2 stops30h 35m
Frontier
Deal found 5/1![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 5/4. 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 5/159:37 pm
ORD
- SEA
1 stop14h 12m
Frontier
Deal found 5/4![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 5/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:37 pm
ORD
- SEA
1 stop14h 12m
Frontier
Deal found 5/1![Frontier logo]()
$136
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 May 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $244 (Expedia) |
One-way from | $107 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $295 |
Good round-trip deal | $315 or less |
Good one-way deal | $185 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 May 5, 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
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Sat 6/6
7:55 pm-10:29 pm
Nonstop4h 34m
Portland
Tue 6/9
11:40 pm-5:45 am
Nonstop4h 05m
$305
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Wed 7/1
7:00 am-9:34 am
Nonstop4h 34m
Portland
Wed 7/8
10:40 pm-4:45 am
Nonstop4h 05m
$305
ChicagoPortland
MDW - PDX
MDWPDX
Chicago Midway
Sat 7/11
8:25 pm-10:45 pm
Nonstop4h 20m
Portland
Tue 7/14
7:50 pm-5:45 am
1 stop7h 55m
$315
ChicagoSpokane
ORD - GEG
ORDGEG
Chicago O'Hare Intl
Tue 9/22
7:00 pm-11:59 pm
1 stop6h 59m
Spokane
Wed 9/23
6:00 am-7:03 pm
1 stop11h 03m
$315
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Sat 7/11
5:00 am-9:47 am
1 stop6h 47m
Portland
Tue 7/14
2:25 pm-8:38 pm
Nonstop4h 13m
$315
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Fri 6/12
7:20 am-9:45 am
Nonstop4h 25m
Portland
Tue 6/30
10:59 pm-5:00 am
Nonstop4h 01m
$316
ChicagoPortland
MDW - PDX
MDWPDX
Chicago Midway
Sat 7/11
5:10 pm-10:20 pm
2 stops7h 10m
Portland
Wed 7/15
11:30 pm-5:20 am
Nonstop3h 50m
$320
ChicagoPortland
MDW - PDX
MDWPDX
Chicago Midway
Tue 9/15
9:20 am-3:58 pm
1 stop8h 38m
Portland
Mon 9/21
12:40 am-8:38 am
1 stop5h 58m
$325
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Sat 6/20
12:46 pm-8:17 pm
1 stop9h 31m
Portland
Fri 6/26
12:33 am-8:35 am
1 stop6h 02m
$325
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Wed 8/12
7:00 am-11:40 am
1 stop6h 40m
Portland
Sat 8/15
6:20 am-3:51 pm
1 stop7h 31m
$325
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-GEG
ORD-PDX
MDW-GEG
MDW-PDX
ORD-BLI
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-GEG
ORD-PDX
MDW-GEG
MDW-PDX
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 43 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 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 $88). Flying from Chicago to State of Washington in December is currently the most expensive (average of $483). 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 May 5, 2026.
It’s typically best to fly out from Chicago to State of Washington in the morning. Doing so could potentially save you 11% 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 May 2, 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.
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 May 5, 2026.
The most flights from CHI to USWA are scheduled on a Friday (52 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (34 on average).
How much does it cost to fly round-trip from Chicago to State of Washington?
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 May 5, 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.
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.1
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - 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 May 5, 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 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 May 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$84 | Average$233 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$110 | Average$281 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$143 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$168 | Average$377 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$175 | Average$380 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$177 | Average$424 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$194 | Average$355 | FlexibilityNo cancel fee | On-time63% |