$104+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SEA
4월 26 — 5월 31
Round-trip
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
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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 43 days in advance, depart on a Saturday or Tuesday and return on a Wednesday
Cheap flight deals from Milwaukee to Seattle
Cheapest
Best
Last-minute
One-way
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 3월 27, 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 3월 27, 2026.
This CheapOair deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
금 4/176:29 pm
MKE
- SEA
1 stop16h 58m
Frontier
일 4/197:12 pm
SEA
- MKE
1 stop18h 58m
Frontier
Deal found 3/25![Frontier logo]()
$216
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
화 5/56:10 am
MKE
- SEA
2 stops12h 45m
Southwest
화 5/1211:40 am
SEA
- MKE
2 stops9h 30m
Southwest
Deal found 3/25![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
수 5/66:10 am
MKE
- SEA
2 stops12h 45m
Southwest
수 5/1311:45 pm
SEA
- MKE
1 stop9h 10m
Southwest
Deal found 3/23![Southwest logo]()
$218
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
목 4/306:40 pm
MKE
- SEA
1 stop7h 56m
American Airlines
수 5/61:19 pm
SEA
- MKE
1 stop8h 21m
American Airlines
Deal found 3/25![American Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” 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.
목 4/164:50 pm
MKE
- SEA
1 stop9h 15m
Southwest
화 4/219:20 am
SEA
- MKE
2 stops10h 15m
Southwest
Deal found 3/26![Southwest logo]()
$232
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
화 6/25:01 pm
MKE
- SEA
1 stop7h 45m
Delta
수 6/1011:10 pm
SEA
- MKE
1 stop7h 41m
Delta
Deal found 3/25![Delta logo]()
$233
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” 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.
화 5/122:40 pm
MKE
- SEA
2 stops11h 15m
Southwest
토 5/166:40 am
SEA
- MKE
1 stop11h 20m
Southwest
Deal found 3/26![Southwest logo]()
$238
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” 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.
수 5/275:00 am
MKE
- SEA
1 stop6h 40m
United Airlines
목 6/411:52 pm
SEA
- MKE
1 stop8h 05m
United Airlines
Deal found 3/26![United Airlines logo]()
$240
This CheapOair deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
금 4/246:29 pm
MKE
- SEA
1 stop16h 58m
Frontier
일 4/267:12 pm
SEA
- MKE
1 stop18h 58m
Frontier
Deal found 3/23![Frontier logo]()
$241
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
금 5/14:26 pm
MKE
- SEA
1 stop8h 12m
American Airlines
화 5/56:00 am
SEA
- MKE
1 stop8h 39m
American Airlines
Deal found 3/24![American Airlines logo]()
$246
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” 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.
목 4/164:50 pm
MKE
- SEA
1 stop9h 15m
Southwest
월 4/2011:05 am
SEA
- MKE
1 stop9h 15m
Southwest
Deal found 3/26![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
금 5/87:05 pm
MKE
- SEA
1 stop7h 50m
Southwest
화 5/129:20 am
SEA
- MKE
2 stops10h 15m
Southwest
Deal found 3/25![Southwest logo]()
$251
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 3월 27, 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 3월 27, 2026.
This Southwest deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” 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.
토 5/95:05 pm
MKE
- SEA
1 stop7h 55m
Southwest
화 5/129:20 am
SEA
- MKE
1 stop8h 10m
Southwest
Deal found 3/22![Southwest logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
화 5/57:00 am
MKE
- SEA
Nonstop4h 27m
Alaska Airlines
토 5/166:02 pm
SEA
- MKE
Nonstop3h 57m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” 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.
토 5/235:00 pm
MKE
- SEA
1 stop7h 48m
Delta
일 5/245:30 am
SEA
- MKE
1 stop8h 36m
Delta
Deal found 3/26![Delta logo]()
$306
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
목 5/79:37 am
MKE
- SEA
2 stops14h 21m
United Airlines
화 5/1211:53 pm
SEA
- MKE
1 stop5h 56m
United Airlines
Deal found 3/24![United Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
화 6/22:40 pm
MKE
- SEA
2 stops11h 15m
Southwest
화 6/910:45 pm
SEA
- MKE
1 stop8h 50m
Southwest
Deal found 3/25![Southwest logo]()
$274
This Alaska Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
금 5/13:09 pm
MKE
- SEA
Nonstop4h 20m
Alaska Airlines
화 5/58:05 am
SEA
- MKE
Nonstop4h 08m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$322
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
수 5/275:00 am
MKE
- SEA
1 stop6h 40m
United Airlines
토 5/307:05 pm
SEA
- MKE
2 stops14h 09m
United Airlines
Deal found 3/25![United Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” 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.
목 4/95:50 am
MKE
- SEA
1 stop9h 15m
Southwest
화 4/142:20 pm
SEA
- MKE
1 stop6h 50m
Southwest
Deal found 3/26![Southwest logo]()
$352
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
금 5/85:56 pm
MKE
- SEA
1 stop6h 51m
United Airlines
월 5/1111:53 pm
SEA
- MKE
1 stop7h 52m
United Airlines
Deal found 3/23![United Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
토 5/3012:40 pm
MKE
- SEA
2 stops11h 20m
Southwest
일 6/78:05 pm
SEA
- MKE
1 stop12h 55m
Southwest
Deal found 3/25![Southwest logo]()
$406
Last-minute flights from Milwaukee to SeattleDiscover last-minute flight deals from Milwaukee to Seattle. Data last updated 3월 27, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to Seattle. Data last updated 3월 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
수 4/19:35 am
MKE
- SEA
1 stop6h 45m
Delta
화 4/1411:14 pm
SEA
- MKE
1 stop7h 35m
Delta
Deal found 3/23![Delta logo]()
$381
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
수 4/11:15 pm
MKE
- SEA
1 stop7h 11m
Delta
월 4/1311:14 pm
SEA
- MKE
1 stop7h 35m
Delta
Deal found 3/23![Delta logo]()
$401
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
수 4/16:50 am
MKE
- SEA
1 stop6h 58m
United Airlines
화 4/147:37 pm
SEA
- MKE
2 stops13h 55m
United Airlines
Deal found 3/23![United Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
금 4/36:30 am
MKE
- SEA
1 stop6h 25m
Delta
수 4/811:15 pm
SEA
- MKE
1 stop7h 35m
Delta
Deal found 3/24![Delta logo]()
$444
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
일 4/55:37 pm
MKE
- SEA
1 stop8h 57m
United Airlines
수 4/85:00 am
SEA
- MKE
1 stop7h 27m
United Airlines
Deal found 3/23![United Airlines logo]()
$408
This Expedia deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
일 4/512:44 pm
MKE
- SEA
1 stop10h 36m
Multiple Airlines
수 4/88:17 am
SEA
- MKE
Nonstop3h 57m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$474
This Southwest deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
일 4/56:35 pm
MKE
- SEA
2 stops8h 45m
Southwest
수 4/811:35 am
SEA
- MKE
2 stops8h 25m
Southwest
Deal found 3/23![Southwest logo]()
$482
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
월 4/64:47 pm
MKE
- SEA
1 stop9h 37m
American Airlines
월 4/1311:55 pm
SEA
- MKE
1 stop9h 04m
American Airlines
Deal found 3/23![American Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
월 4/66:20 pm
MKE
- SEA
1 stop6h 30m
Southwest
금 4/1010:55 am
SEA
- MKE
2 stops9h 20m
Southwest
Deal found 3/24![Southwest logo]()
$490
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 3월 27, 2026.
Search for one-way flight options from Milwaukee to Seattle. Find affordable one-way fares based on user searches. Data last updated 3월 27, 2026.
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
수 5/65:41 pm
MKE
- SEA
1 stop8h 55m
American Airlines
Deal found 3/25![American Airlines logo]()
$104
This Southwest deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
화 4/282:40 pm
MKE
- SEA
2 stops11h 15m
Southwest
Deal found 3/23![Southwest logo]()
$110
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
화 6/96:59 pm
MKE
- SEA
1 stop7h 00m
Delta
Deal found 3/25![Delta logo]()
$117
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” 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.
목 4/234:13 pm
MKE
- SEA
1 stop8h 20m
United Airlines
Deal found 3/26![United Airlines logo]()
$124
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” 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.
토 5/97:25 am
MKE
- SEA
1 stop11h 40m
Southwest
Deal found 3/26![Southwest logo]()
$129
This CheapOair deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
금 4/246:29 pm
MKE
- SEA
1 stop16h 58m
Frontier
Deal found 3/25![Frontier logo]()
$137
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” 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.
금 5/16:40 pm
MKE
- SEA
1 stop7h 56m
American Airlines
Deal found 3/27![American Airlines logo]()
$143
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
화 4/144:26 pm
MKE
- SEA
1 stop8h 12m
American Airlines
Deal found 3/23![American Airlines logo]()
$144
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
금 6/56:30 pm
MKE
- SEA
2 stops9h 10m
Southwest
Deal found 3/24![Southwest logo]()
$148
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” 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.
화 6/96:45 pm
MKE
- SEA
1 stop7h 31m
American Airlines
Deal found 3/25![American Airlines logo]()
$154
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” 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.
목 4/307:10 pm
MKE
- SEA
1 stop6h 49m
United Airlines
Deal found 3/27![United Airlines logo]()
$156
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 3월 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $216 (CheapOair) |
One-way from | $104 (American Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $334 |
Good round-trip deal | $307 or less |
Good one-way deal | $180 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 3월 27, 2026.
Use the filters below to find and compare flights from Milwaukee to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
토 5/9
5:05 pm-11:00 pm
1 stop7h 55m
Seattle/Tacoma Intl
화 5/12
9:20 am-7:30 pm
1 stop8h 10m
$247
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
화 6/2
2:40 pm-11:55 pm
2 stops11h 15m
Seattle/Tacoma Intl
화 6/9
10:45 pm-9:35 am
1 stop8h 50m
$274
Quickest round-trip
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
화 5/5
7:00 am-9:27 am
Nonstop4h 27m
Seattle/Tacoma Intl
토 5/16
6:02 pm-11:59 pm
Nonstop3h 57m
$277
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
토 5/23
5:00 pm-10:48 pm
1 stop7h 48m
Seattle/Tacoma Intl
일 5/24
5:30 am-4:06 pm
1 stop8h 36m
$306
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
금 5/1
3:09 pm-5:29 pm
Nonstop4h 20m
Seattle/Tacoma Intl
화 5/5
8:05 am-2:13 pm
Nonstop4h 08m
$322
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
목 5/7
9:37 am-9:58 pm
2 stops14h 21m
Seattle/Tacoma Intl
화 5/12
11:53 pm-7:49 am
1 stop5h 56m
$345
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
수 5/27
5:00 am-9:40 am
1 stop6h 40m
Seattle/Tacoma Intl
토 5/30
7:05 pm-11:14 am
2 stops14h 09m
$345
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
목 4/9
5:50 am-1:05 pm
1 stop9h 15m
Seattle/Tacoma Intl
화 4/14
2:20 pm-11:10 pm
1 stop6h 50m
$352
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
금 5/8
5:56 pm-10:47 pm
1 stop6h 51m
Seattle/Tacoma Intl
월 5/11
11:53 pm-9:45 am
1 stop7h 52m
$366
MilwaukeeSeattle
MKE - SEA
MKESEA
Milwaukee-Mitchell
토 5/30
12:40 pm-10:00 pm
2 stops11h 20m
Seattle/Tacoma Intl
일 6/7
8:05 pm-11:00 am
1 stop12h 55m
$406
Showing 1-10 of 21 resultsSorted by cheapest first
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 March.
| 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 |
- 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
Prices
Airlines
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 March 13, 2026.
To ensure you get the cheapest price possible for a flight from Milwaukee to Seattle, you should look to book at least 43 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 $112). 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 3월 27, 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 3월 27, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andHawaiian 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
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Boarding
8.1
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 locationsSeaTac
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Snoqualmie
Ellensburg
Tukwila
Fife
Lakewood
Leavenworth
Issaquah
Aberdeen
Shoreline
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Milwaukee and Seattle flights
Browse other Milwaukee and Seattle flight options. Last updated on 3월 27, 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 3월 27, 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 3월 27, 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 3월 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$265 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$176 | Average$339 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$178 | Average$392 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$208 | Average$367 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$226 | Average$325 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$257 | Average$381 | FlexibilityNo cancel fee | On-time85% |