Cheap Flights from Seattle, WA to Milwaukee, WI from $113

Return flight: Milwaukee – Seattle

On Cheapflightsplus.com you will find 6 direct and 335 connecting flights from Seattle to Milwaukee. You can compare airfare deals from 6 airlines and multiple travel sites from $113, book and save on cheap plane tickets and last minute offers. Also check out SEA-MKE flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Seattle to Milwaukee depends on and how to choose the most interesting flight option for you.

Distance between Seattle and Milwaukee is 2719 miles. Time difference between the cities is 2h. Airplanes depart 00:17 to 23:59 from 3 Seattle airports and arrive 00:17 to 23:59 to 3 Milwaukee airports. Average flight time is 3h 51m.

  • The fastest flight 3h 49m
  • Average flight time 3h 51m
  • The earliest flight 00:17
  • The latest flight 23:59
  • Distance 1690 ml

The cheapest months to travel to Milwaukee are may (from 113 $), september (from 129 $), august (from 130 $).

The most expensive months are february (from 401 $), december (from 259 $), july (from 166 $).

What is the lowest airfare Seattle to Milwaukee?

The cheapest plane ticket found by our users is $113. This airfare is for economy class on one-way F91176 flight by Frontier Airlines for June 29, 2025 which leaves Seattle-Tacoma Intl in Seattle at 19:48 am and arrives at Milwaukee General Mitchell at 19:11.

Economy class
$113
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Business class
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First class
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Flight Schedule Seattle (Washington) to Milwaukee (Wisconsin)

05:07 — 13:00
5h 53m flight time
Find flight
from$165
05:00 — 08:47 Seattle — Denver
UA2269 United Airlines
51m stop
10:50 — 14:12 Denver — Milwaukee
UA1836 United Airlines
06:00 — 18:59
10h 59m flight time
Find flight
from$138
06:00 — 08:31 Seattle — Las Vegas
NK2626 Spirit Airlines
4h 56m stop
13:27 — 18:59 Las Vegas — Milwaukee
NK2621 Spirit Airlines
06:25 — 19:00
10h 35m flight time
Find flight
from$113
06:25 — 10:16 Seattle — Denver
F93406 Frontier Airlines
5h 19m stop
15:35 — 19:00 Denver — Milwaukee
F91608 Frontier Airlines
07:00 — 15:09
6h 9m flight time
Find flight
from$165
07:00 — 13:15 Seattle — Chicago
UA2618 United Airlines
48m stop
14:03 — 15:09 Chicago — Milwaukee
UA5668 United Airlines
07:00 — 16:56
7h 56m flight time
Find flight
from$165
07:00 — 13:15 Seattle — Chicago
UA2618 United Airlines
2h 35m stop
15:50 — 16:56 Chicago — Milwaukee
UA5225 United Airlines
07:59 — 13:52
3h 53m flight time
Find flight
from$171
Seattle — Milwaukee
AS809 Alaska Airlines
08:02 — 13:54
3h 52m flight time
Find flight
from$167
Seattle — Milwaukee
HA6788 Hawaiian Airlines
08:02 — 13:54
3h 52m flight time
Find flight
from$207
Seattle — Milwaukee
AS366 Alaska Airlines
08:45 — 16:59
6h 14m flight time
Find flight
from$165
08:45 — 12:28 Seattle — Denver
UA1505 United Airlines
1h 7m stop
13:35 — 16:59 Denver — Milwaukee
UA2049 United Airlines
10:55 — 18:56
6h 1m flight time
Find flight
from$165
10:55 — 17:10 Seattle — Chicago
UA2671 United Airlines
40m stop
17:50 — 18:56 Chicago — Milwaukee
UA5555 United Airlines
18:10 — 23:59
3h 49m flight time
Find flight
from$129
Seattle — Milwaukee
HA6786 Hawaiian Airlines
18:10 — 23:59
3h 49m flight time
Find flight
from$133
Seattle — Milwaukee
AS241 Alaska Airlines
18:10 — 23:59
3h 49m flight time
Find flight
from$171
Seattle — Milwaukee
AS354 Alaska Airlines
19:48 — 19:11+1day
21h 23m flight time
Find flight
from$113
19:10 — 23:12 Seattle — Denver
F91176 Frontier Airlines
16h 5m stop
15:35 — 19:00 Denver — Milwaukee
F91608 Frontier Airlines
23:59 — 17:05+1day
15h 6m flight time
Find flight
from$149
23:59 — 05:13 Seattle — Minneapolis
SY290 Sun Country Airlines
10h 41m stop
15:54 — 17:05 Minneapolis — Milwaukee
SY1815 Sun Country Airlines
Full flight schedule will help you in detecting at what time planes fly from Seattle to Milwaukee. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 21, 2025.

Popular Airlines on the Route

The flight Seattle — Milwaukee is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 92 departures per week at the price of from $ 133 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 3155.

Direct flights

There are 6 nonstop flights on the route. The fastest direct flight is HA6786 by Hawaiian Airlines takes 3h 49m and the cheapest is F91176 by Frontier Airlines for $129.

  • AS - Alaska Airlines
    from $133
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  • HA - Hawaiian Airlines
    from $129
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See more direct flights

Connecting Flights

There are 335 flights with layovers on the route. The fastest connecting flight is SY282 by Sun Country Airlines takes 5h 50m and the cheapest is F91176 by Frontier Airlines for $113.

  • AS - Alaska Airlines
    from $208
    Find
  • F9 - Frontier Airlines
    from $113
    Find
  • SY - Sun Country Airlines
    from $149
    Find
  • HA - Hawaiian Airlines
    from $505
    Find
  • UA - United Airlines
    from $165
    Find
  • NK - Spirit Airlines
    from $138
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See more connecting flights

Airports

You can fly from Seattle to Milwaukee from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).

Seattle airports

  • Boeing Field International Airport-BFI
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  • Seattle-Tacoma Intl-SEA
    from $113
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  • Kenmore Air Harbor SPB-LKE
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Milwaukee airports

  • Lawrence J Timmerman-MWC
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  • Milwaukee General Mitchell-ZML
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  • General Mitchell-MKE
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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