$178+ Cheap flights from Midway (MDW) to Seattle (SEA)
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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — SEA
Jul 6 — Jul 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Midway to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Midway to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Midway to SeattleExplore the most affordable flight options available from Midway to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 6, 2026.
Explore the most affordable flight options available from Midway to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 6, 2026.
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:10 am
MDW
- SEA
Nonstop4h 45m
Southwest
Sat 11/148:20 am
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 6/5![Southwest logo]()
$353
This Southwest deal was found by Cheapflights users on 6/5. 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 8/165:40 pm
MDW
- SEA
1 stop9h 10m
Southwest
Thu 8/205:15 am
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 6/5![Southwest logo]()
$354
This Southwest deal was found by Cheapflights users on 6/2. 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.
Fri 7/35:15 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Fri 7/1011:05 pm
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/2![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 6/5. 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 8/59:00 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Sat 8/155:20 pm
SEA
- MDW
1 stop10h 25m
Southwest
Deal found 6/5![Southwest logo]()
$356
This Southwest deal was found by Cheapflights users on 6/5. 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 9/912:20 pm
MDW
- SEA
2 stops8h 50m
Southwest
Sat 9/1911:00 pm
SEA
- MDW
2 stops12h 50m
Southwest
Deal found 6/5![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:30 pm
MDW
- SEA
Nonstop4h 25m
Southwest
Sun 8/165:40 am
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/3![Southwest logo]()
$358
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/74:55 pm
MDW
- SEA
1 stop9h 45m
Southwest
Sun 8/96:50 pm
SEA
- MDW
1 stop8h 50m
Southwest
Deal found 6/3![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:30 am
MDW
- SEA
1 stop8h 05m
Southwest
Mon 11/212:15 am
SEA
- MDW
Nonstop3h 50m
Southwest
Deal found 6/3![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:50 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Wed 7/222:00 pm
SEA
- MDW
1 stop7h 10m
Southwest
Deal found 6/3![Southwest logo]()
$361
This Southwest deal was found by Cheapflights users on 6/4. 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 10/317:05 pm
MDW
- SEA
Nonstop4h 25m
Southwest
Tue 11/38:05 am
SEA
- MDW
1 stop7h 10m
Southwest
Deal found 6/4![Southwest logo]()
$363
This Southwest deal was found by Cheapflights users on 6/2. 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.
Mon 7/2710:00 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Tue 8/46:35 pm
SEA
- MDW
1 stop8h 25m
Southwest
Deal found 6/2![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 6/2. 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.
Tue 7/149:50 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Tue 7/217:55 pm
SEA
- MDW
1 stop8h 05m
Southwest
Deal found 6/2![Southwest logo]()
$365
Best flights from Midway to SeattleDiscover carefully curated flight deals from Midway to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 6, 2026.
Discover carefully curated flight deals from Midway to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 6, 2026.
This Southwest deal was found by Cheapflights users on 6/1. 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.
Mon 7/2710:00 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Thu 7/305:35 pm
SEA
- MDW
1 stop9h 50m
Southwest
Deal found 6/1![Southwest logo]()
$365
This Delta deal was found by Cheapflights users on 6/1. 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 8/137:25 pm
MDW
- SEA
1 stop6h 29m
Delta
Tue 8/1811:59 pm
SEA
- MDW
1 stop6h 40m
Delta
Deal found 6/1![Delta logo]()
$437
This Southwest deal was found by Cheapflights users on 6/5. 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 7/129:35 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Thu 7/165:30 am
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/5![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:50 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Tue 7/2111:05 pm
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/3![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/269:35 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Tue 8/46:35 pm
SEA
- MDW
1 stop8h 25m
Southwest
Deal found 6/3![Southwest logo]()
$381
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:55 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Sun 8/96:50 pm
SEA
- MDW
1 stop8h 50m
Southwest
Deal found 6/3![Southwest logo]()
$394
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:25 pm
MDW
- SEA
2 stops8h 30m
Southwest
Wed 8/56:40 am
SEA
- MDW
2 stops7h 20m
Southwest
Deal found 6/3![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 6/5. 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 6/306:00 pm
MDW
- SEA
1 stop7h 30m
Southwest
Fri 7/311:05 pm
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/5![Southwest logo]()
$408
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:00 pm
MDW
- SEA
2 stops7h 55m
Southwest
Wed 9/210:30 pm
SEA
- MDW
2 stops11h 50m
Southwest
Deal found 6/3![Southwest logo]()
$415
This Southwest deal was found by Cheapflights users on 6/5. 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 9/38:55 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Mon 9/711:05 pm
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 6/5![Southwest logo]()
$415
This Southwest deal was found by Cheapflights users on 6/5. 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 7/26:55 pm
MDW
- SEA
1 stop6h 55m
Southwest
Thu 7/96:05 pm
SEA
- MDW
1 stop9h 40m
Southwest
Deal found 6/5![Southwest logo]()
$424
This Southwest deal was found by Cheapflights users on 6/1. 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 8/19:00 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Sun 8/96:50 pm
SEA
- MDW
1 stop8h 50m
Southwest
Deal found 6/1![Southwest logo]()
$450
Last-minute flights from Midway to SeattleDiscover last-minute flight deals from Midway to Seattle. Data last updated June 6, 2026 and is based on user searches.
Discover last-minute flight deals from Midway to Seattle. Data last updated June 6, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/5. 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 6/2910:00 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Fri 7/35:30 am
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/5![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 6/5. 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 6/305:35 pm
MDW
- SEA
1 stop9h 05m
Southwest
Wed 8/1911:05 pm
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 6/5![Southwest logo]()
$363
This Southwest deal was found by Cheapflights users on 6/2. 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.
Fri 7/35:15 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Fri 7/1011:05 pm
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/2![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:15 pm
MDW
- SEA
Nonstop4h 30m
Southwest
Sat 7/45:50 am
SEA
- MDW
2 stops9h 55m
Southwest
Deal found 6/3![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 6/5. 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 7/129:35 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Thu 7/165:30 am
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/5![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 6/2. 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.
Tue 7/149:50 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Wed 7/155:00 am
SEA
- MDW
Nonstop3h 55m
Southwest
Deal found 6/2![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:50 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Wed 7/222:00 pm
SEA
- MDW
1 stop7h 10m
Southwest
Deal found 6/3![Southwest logo]()
$361
This Southwest deal was found by Cheapflights users on 6/2. 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.
Tue 7/149:50 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Tue 7/217:55 pm
SEA
- MDW
1 stop8h 05m
Southwest
Deal found 6/2![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 6/2. 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.
Sun 7/269:35 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Wed 8/511:05 pm
SEA
- MDW
Nonstop4h 00m
Southwest
Deal found 6/2![Southwest logo]()
$371
This Southwest deal was found by Cheapflights users on 6/2. 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.
Mon 7/2710:00 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Tue 8/46:35 pm
SEA
- MDW
1 stop8h 25m
Southwest
Deal found 6/2![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:00 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Wed 8/56:40 am
SEA
- MDW
2 stops7h 20m
Southwest
Deal found 6/3![Southwest logo]()
$369
One-way flights from Midway to SeattleSearch for one-way flight options from Midway to Seattle. Find affordable one-way fares based on user searches. Data last updated June 6, 2026.
Search for one-way flight options from Midway to Seattle. Find affordable one-way fares based on user searches. Data last updated June 6, 2026.
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/129:35 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Deal found 6/3![Southwest logo]()
$178
This Southwest deal was found by Cheapflights users on 6/1. 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.
Tue 7/149:50 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Deal found 6/1![Southwest logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:02 pm
MDW
- SEA
2 stops21h 33m
Frontier
Deal found 6/3![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:27 pm
MDW
- SEA
2 stops24h 08m
Frontier
Deal found 6/3![Frontier logo]()
$186
This Southwest deal was found by Cheapflights users on 6/1. 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 8/123:15 pm
MDW
- SEA
1 stop8h 00m
Southwest
Deal found 6/1![Southwest logo]()
$187
This Southwest deal was found by Cheapflights users on 6/2. 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.
Tue 6/305:45 pm
MDW
- SEA
1 stop7h 45m
Southwest
Deal found 6/2![Southwest logo]()
$188
This Southwest deal was found by Cheapflights users on 6/2. 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.
Tue 8/49:00 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Deal found 6/2![Southwest logo]()
$190
This Southwest deal was found by Cheapflights users on 6/2. 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.
Sat 8/229:55 am
MDW
- SEA
2 stops9h 50m
Southwest
Deal found 6/2![Southwest logo]()
$192
This Southwest deal was found by Cheapflights users on 6/4. 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 7/46:15 am
MDW
- SEA
2 stops11h 45m
Southwest
Deal found 6/4![Southwest logo]()
$193
This Southwest deal was found by Cheapflights users on 6/4. 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 7/1610:00 pm
MDW
- SEA
Nonstop4h 35m
Southwest
Deal found 6/4![Southwest logo]()
$195
Find flight deals from Midway to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Midway (MDW) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $353 (Southwest) |
One-way from | $178 (Southwest) |
Popular in | December |
Cheapest in | March |
Average price | $393 |
Good round-trip deal | $355 or less |
Good one-way deal | $177 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Midway to Seattle 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 June 6, 2026.
Use the filters below to find and compare flights from Chicago Midway Airport to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Mon 7/27
10:00 pm-12:35 am
Nonstop4h 35m
Seattle/Tacoma Intl
Thu 7/30
5:35 pm-5:25 am
1 stop9h 50m
$365
Quickest round-trip
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Sun 7/12
9:35 pm-12:10 am
Nonstop4h 35m
Seattle/Tacoma Intl
Thu 7/16
5:30 am-11:25 am
Nonstop3h 55m
$366
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Tue 7/14
9:50 pm-12:25 am
Nonstop4h 35m
Seattle/Tacoma Intl
Tue 7/21
11:05 pm-5:00 am
Nonstop3h 55m
$372
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Sun 7/26
9:35 pm-12:10 am
Nonstop4h 35m
Seattle/Tacoma Intl
Tue 8/4
6:35 pm-5:00 am
1 stop8h 25m
$381
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Fri 8/7
8:55 pm-11:30 pm
Nonstop4h 35m
Seattle/Tacoma Intl
Sun 8/9
6:50 pm-5:40 am
1 stop8h 50m
$394
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Mon 7/27
6:25 pm-12:55 am
2 stops8h 30m
Seattle/Tacoma Intl
Wed 8/5
6:40 am-4:00 pm
2 stops7h 20m
$401
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Tue 6/30
6:00 pm-11:30 pm
1 stop7h 30m
Seattle/Tacoma Intl
Fri 7/3
11:05 pm-5:00 am
Nonstop3h 55m
$408
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Fri 8/28
5:00 pm-10:55 pm
2 stops7h 55m
Seattle/Tacoma Intl
Wed 9/2
10:30 pm-12:20 pm
2 stops11h 50m
$415
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Thu 9/3
8:55 pm-11:30 pm
Nonstop4h 35m
Seattle/Tacoma Intl
Mon 9/7
11:05 pm-5:05 am
Nonstop4h 00m
$415
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Thu 7/2
6:55 pm-11:50 pm
1 stop6h 55m
Seattle/Tacoma Intl
Thu 7/9
6:05 pm-5:45 am
1 stop9h 40m
$424
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Midway to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Midway to Seattle in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago Midway Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago Midway Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago Midway Airport-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago Midway Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago Midway Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Midway to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Midway with our price prediction graph.
MDW-SEA
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 Midway Airport to Seattle
What is the cheapest month to book a flight from Chicago Midway Airport to Seattle?
Currently, March is the cheapest month in which you can book a flight from Chicago Midway Airport to Seattle (average of $267). Flying from Chicago Midway Airport to Seattle in December is currently the most expensive (average of $564). 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 MDW to SEA?
Find hourly flight availability from Midway to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 6, 2026.
It’s typically best to fly out from Chicago Midway Airport to Seattle in the evening. Doing so could potentially save you 43% on the flight price compared to flying at noon, which is usually more expensive.
The best insider tips for Chicago Midway Airport to Seattle flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago Midway Airport to Seattle trip
Our travel experts
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated June 6, 2026.
Read reviews from past customers who have flown Southwest from Chicago Midway Airport to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Midway to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Midway
Popular flights
Seattle flight routes
Alternative routes for Midway to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Midway to Seattle by cabin class
Find flights from Midway to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Midway and Seattle flights
Browse other Midway and Seattle flight options. Last updated on June 6, 2026.
Other flights from Midway
Browse through other flights departing from Midway. Flights are based on user searches made on Cheapflights and were last updated on June 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 6, 2026.
Top airline flying from Midway to Seattle
Discover the top airline that operate flights from Midway to Seattle. 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 June 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$194 | Average$358 | FlexibilityNo cancel fee | On-time63% |