$94+ Cheap flights from Milwaukee to Seattle (MKE - 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SEA
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Milwaukee 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.Cheapflights Tip: The best prices from Milwaukee-Mitchell to Seattle/Tacoma Intl are usually found in February or November, booked 72 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
Cheap flight deals from Milwaukee to Seattle
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Cheapest flights from Milwaukee to SeattleExplore the most affordable flight options available from Milwaukee to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Milwaukee to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/23:47 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Wed 3/188:17 am
SEA
- MKE
Nonstop3h 57m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$187
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/53:05 pm
MKE
- SEA
1 stop10h 02m
American Airlines
Wed 3/116:00 am
SEA
- MKE
1 stop9h 47m
American Airlines
Deal found 2/10![American Airlines logo]()
$192
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/47:30 am
MKE
- SEA
1 stop9h 14m
Delta
Wed 3/181:32 pm
SEA
- MKE
1 stop5h 43m
Delta
Deal found 2/9![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/21:21 pm
MKE
- SEA
1 stop7h 39m
Delta
Wed 3/1811:25 am
SEA
- MKE
1 stop7h 50m
Delta
Deal found 2/9![Delta logo]()
$202
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/65:03 pm
MKE
- SEA
1 stop7h 02m
Delta
Wed 3/116:00 am
SEA
- MKE
1 stop7h 16m
Delta
Deal found 2/11![Delta logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/243:10 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Sat 5/166:00 pm
SEA
- MKE
Nonstop3h 57m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$217
This CheapOair deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:37 pm
MKE
- SEA
1 stop15h 50m
Frontier
Sun 5/36:57 pm
SEA
- MKE
1 stop22h 02m
Frontier
Deal found 2/9![Frontier logo]()
$222
This CheapOair deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:00 am
MKE
- SEA
Nonstop4h 27m
Alaska Airlines
Tue 5/128:05 am
SEA
- MKE
Nonstop4h 08m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$227
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:06 am
MKE
- SEA
1 stop7h 08m
American Airlines
Thu 4/2311:28 pm
SEA
- MKE
1 stop6h 13m
American Airlines
Deal found 2/9![American Airlines logo]()
$229
This Southwest deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:05 pm
MKE
- SEA
1 stop7h 50m
Southwest
Tue 6/211:45 pm
SEA
- MKE
1 stop9h 10m
Southwest
Deal found 2/9![Southwest logo]()
$232
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:47 pm
MKE
- SEA
1 stop8h 17m
American Airlines
Wed 3/46:44 am
SEA
- MKE
1 stop8h 15m
American Airlines
Deal found 2/11![American Airlines logo]()
$234
This Alaska Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/43:47 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Fri 3/139:05 am
SEA
- MKE
Nonstop3h 46m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$237
Best flights from Milwaukee to SeattleDiscover carefully curated flight deals from Milwaukee to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Milwaukee to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:06 am
MKE
- SEA
1 stop9h 23m
American Airlines
Wed 4/1511:41 am
SEA
- MKE
1 stop8h 42m
American Airlines
Deal found 2/11![American Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 5/75:01 pm
MKE
- SEA
1 stop7h 27m
Delta
Tue 5/126:10 am
SEA
- MKE
1 stop6h 51m
Delta
Deal found 2/11![Delta logo]()
$207
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:30 pm
MKE
- SEA
1 stop8h 49m
United Airlines
Fri 4/242:22 pm
SEA
- MKE
1 stop5h 53m
United Airlines
Deal found 2/9![United Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1210:15 am
MKE
- SEA
2 stops9h 30m
Southwest
Tue 5/1211:45 pm
SEA
- MKE
1 stop9h 10m
Southwest
Deal found 2/9![Southwest logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 5/83:09 pm
MKE
- SEA
Nonstop4h 20m
Alaska Airlines
Fri 6/56:00 pm
SEA
- MKE
Nonstop3h 57m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:48 pm
MKE
- SEA
1 stop8h 05m
Delta
Tue 5/511:14 pm
SEA
- MKE
1 stop7h 36m
Delta
Deal found 2/9![Delta logo]()
$252
This Southwest deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 2/256:05 am
MKE
- SEA
2 stops11h 35m
Southwest
Tue 3/36:05 am
SEA
- MKE
2 stops10h 20m
Southwest
Deal found 2/11![Southwest logo]()
$269
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:48 pm
MKE
- SEA
1 stop8h 05m
Delta
Sun 5/311:59 pm
SEA
- MKE
1 stop8h 14m
Delta
Deal found 2/9![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 6/54:42 pm
MKE
- SEA
Nonstop4h 29m
Alaska Airlines
Tue 6/166:06 pm
SEA
- MKE
Nonstop3h 53m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 8/67:00 pm
MKE
- SEA
1 stop6h 59m
United Airlines
Sat 8/1511:59 pm
SEA
- MKE
1 stop8h 07m
United Airlines
Deal found 2/11![United Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/45:03 pm
MKE
- SEA
1 stop7h 02m
Delta
Tue 3/176:05 pm
SEA
- MKE
2 stops12h 34m
Delta
Deal found 2/9![Delta logo]()
$295
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 5/146:45 pm
MKE
- SEA
1 stop6h 56m
Delta
Thu 5/215:30 am
SEA
- MKE
1 stop8h 36m
Delta
Deal found 2/9![Delta logo]()
$297
Last-minute flights from Milwaukee to SeattleDiscover last-minute flight deals from Milwaukee to Seattle. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to Seattle. Data last updated February 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:47 pm
MKE
- SEA
1 stop8h 17m
American Airlines
Wed 3/46:44 am
SEA
- MKE
1 stop8h 15m
American Airlines
Deal found 2/11![American Airlines logo]()
$234
This Southwest deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 2/256:05 am
MKE
- SEA
2 stops11h 35m
Southwest
Tue 3/35:15 am
SEA
- MKE
1 stop8h 55m
Southwest
Deal found 2/11![Southwest logo]()
$244
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 2/2811:00 am
MKE
- SEA
1 stop5h 54m
Delta
Tue 3/171:32 pm
SEA
- MKE
1 stop5h 43m
Delta
Deal found 2/9![Delta logo]()
$239
This Alaska Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/23:47 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Wed 3/188:17 am
SEA
- MKE
Nonstop3h 57m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/21:21 pm
MKE
- SEA
1 stop7h 39m
Delta
Tue 3/171:32 pm
SEA
- MKE
1 stop5h 43m
Delta
Deal found 2/9![Delta logo]()
$202
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/47:30 am
MKE
- SEA
1 stop9h 14m
Delta
Wed 3/181:32 pm
SEA
- MKE
1 stop5h 43m
Delta
Deal found 2/9![Delta logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/43:47 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Fri 3/139:05 am
SEA
- MKE
Nonstop3h 46m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/53:05 pm
MKE
- SEA
1 stop10h 02m
American Airlines
Wed 3/116:00 am
SEA
- MKE
1 stop9h 47m
American Airlines
Deal found 2/10![American Airlines logo]()
$192
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/65:03 pm
MKE
- SEA
1 stop7h 02m
Delta
Wed 3/116:00 am
SEA
- MKE
1 stop7h 16m
Delta
Deal found 2/11![Delta logo]()
$207
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/109:44 am
MKE
- SEA
2 stops10h 20m
United Airlines
Tue 3/175:00 am
SEA
- MKE
1 stop7h 43m
United Airlines
Deal found 2/9![United Airlines logo]()
$242
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/243:10 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Sat 5/166:00 pm
SEA
- MKE
Nonstop3h 57m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/243:10 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Sat 3/288:17 am
SEA
- MKE
Nonstop3h 57m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$227
One-way flights from Milwaukee to SeattleSearch for one-way flight options from Milwaukee to Seattle. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Milwaukee to Seattle. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:47 pm
MKE
- SEA
1 stop8h 17m
American Airlines
Deal found 2/9![American Airlines logo]()
$94
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:30 pm
MKE
- SEA
1 stop8h 00m
American Airlines
Deal found 2/10![American Airlines logo]()
$99
This Delta deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/233:59 pm
MKE
- SEA
1 stop6h 51m
Delta
Deal found 2/10![Delta logo]()
$104
This CheapOair deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:10 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$109
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 5/135:53 pm
MKE
- SEA
1 stop7h 06m
United Airlines
Deal found 2/9![United Airlines logo]()
$119
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/112:54 pm
MKE
- SEA
2 stops10h 05m
United Airlines
Deal found 2/9![United Airlines logo]()
$124
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/243:10 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$129
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 2/246:00 am
MKE
- SEA
1 stop7h 49m
United Airlines
Deal found 2/10![United Airlines logo]()
$136
This CheapOair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:10 pm
MKE
- SEA
Nonstop4h 28m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$139
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/37:30 am
MKE
- SEA
1 stop9h 14m
Delta
Deal found 2/11![Delta logo]()
$141
This Southwest deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 2/242:45 pm
MKE
- SEA
2 stops9h 05m
Southwest
Deal found 2/10![Southwest logo]()
$146
Find flight deals from Milwaukee to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) 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 February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $187 (Alaska Airlines) |
One-way from | $94 (American Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $295 |
Good round-trip deal | $294 or less |
Good one-way deal | $225 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Milwaukee 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 February 11, 2026.
Use the filters below to find and compare flights from Milwaukee to Seattle that are best for you.
Fly from
Milwaukee
Fly to
Seattle
Route
Depart
Return
Price
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Wed 4/8
5:06 am-12:29 pm
1 stop9h 23m
Seattle/Tacoma Intl
Wed 4/15
11:41 am-10:23 pm
1 stop8h 42m
$197
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Thu 5/7
5:01 pm-10:28 pm
1 stop7h 27m
Seattle/Tacoma Intl
Tue 5/12
6:10 am-3:01 pm
1 stop6h 51m
$207
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Mon 4/20
5:30 pm-12:19 am
1 stop8h 49m
Seattle/Tacoma Intl
Fri 4/24
2:22 pm-10:15 pm
1 stop5h 53m
$237
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Thu 4/30
5:48 pm-11:53 pm
1 stop8h 05m
Seattle/Tacoma Intl
Tue 5/5
11:14 pm-8:50 am
1 stop7h 36m
$252
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Thu 4/30
5:48 pm-11:53 pm
1 stop8h 05m
Seattle/Tacoma Intl
Sun 5/3
11:59 pm-10:13 am
1 stop8h 14m
$257
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Tue 5/12
10:15 am-5:45 pm
2 stops9h 30m
Seattle/Tacoma Intl
Tue 5/12
11:45 pm-10:55 am
1 stop9h 10m
$268
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Wed 2/25
6:05 am-3:40 pm
2 stops11h 35m
Seattle/Tacoma Intl
Tue 3/3
6:05 am-6:25 pm
2 stops10h 20m
$269
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Fri 5/8
3:09 pm-5:29 pm
Nonstop4h 20m
Seattle/Tacoma Intl
Fri 6/5
6:00 pm-11:57 pm
Nonstop3h 57m
$277
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Fri 6/5
4:42 pm-7:11 pm
Nonstop4h 29m
Seattle/Tacoma Intl
Tue 6/16
6:06 pm-11:59 pm
Nonstop3h 53m
$287
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
Wed 3/4
5:03 pm-10:05 pm
1 stop7h 02m
Seattle/Tacoma Intl
Tue 3/17
6:05 pm-8:39 am
2 stops12h 34m
$295
Showing 1-10 of 22 results
Compare providers for flights from Milwaukee 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 Milwaukee to Seattle in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Milwaukee-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Milwaukee-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 Milwaukee-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 Milwaukee to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Milwaukee with our price prediction graph.
MKE-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 Milwaukee to Seattle
How far ahead should I book a flight from Milwaukee to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from Milwaukee to Seattle. Price data was last updated on February 6, 2026.
To ensure you get the cheapest price possible for a flight from Milwaukee to Seattle, you should look to book at least 50 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Milwaukee to Seattle?
Currently, October is the cheapest month in which you can book a flight from Milwaukee to Seattle (average of $113). Flying from Milwaukee to Seattle in December is currently the most expensive (average of $178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from MKE to SEA?
Find hourly flight availability from Milwaukee 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 February 11, 2026.
When flying from Milwaukee to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 February 11, 2026.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Milwaukee 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.
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Related info for your journey
Find useful and relevant information for your journey from Milwaukee 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 locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Kent
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
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Milwaukee and Seattle flights
Browse other Milwaukee and Seattle flight options. Last updated on February 11, 2026.
Other flights from Milwaukee
Browse through other flights departing from Milwaukee. Flights are based on user searches made on Cheapflights and were last updated on February 11, 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 February 11, 2026.
Top 6 airlines flying from Milwaukee to Seattle
Discover the top 6 airlines that operate flights from Milwaukee 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$125 | Average$265 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$176 | Average$362 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$178 | Average$435 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$208 | Average$392 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$216 | Average$320 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$222 | Average$385 | FlexibilityNo cancel fee | On-time75% |