Cheap Flights from Milwaukee to Seattle
Browse current best options from Milwaukee. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Milwaukee
RatePunk searches hundreds of travel sites at once for deals on flights to Seattle
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
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Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Milwaukee to Seattle
Explore current cheapest deals departing from Milwaukee to Seattle
Round trip
Sort by: Cheapest
October 7 - October 14
MKE - Seattle
$389
$255
Round trip
August 14 - August 18
MKE - Seattle
$566
$256
Round trip
August 26 - August 31
MKE - Seattle
$562
$263
Round trip
August 11 - August 25
MKE - Seattle
$490
$269
Round trip
August 15 - August 19
MKE - Seattle
$566
$269
Round trip
August 25 - August 29
MKE - Seattle
$566
$270
Round trip
November 14 - November 17
MKE - Seattle
$387
$273
Round trip
September 1 - September 6
MKE - Seattle
$332
$298
Round trip
November 11 - November 16
MKE - Seattle
$384
$298
Round trip
August 12 - August 20
MKE - Seattle
$529
$316
Round trip
Unlock all 500+ flight deals to Seattle and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from Milwaukee to Seattle
How much is a round trip from Milwaukee to Seattle
Regular price: $331 - $424
Prices for flights from Milwaukee to Seattle are currently below the regular range.
The regular price range for flights from Milwaukee to Seattle is between $331 and $424. The current lowest deal is $255 with United Airlines, for travel from Oct 7 to Oct 14.
now $255
Low $331
High $424
The cheapest time to fly from Milwaukee to Seattle
Flights from MKE to SEA are cheapest in January, with a median price of $239. The most expensive month to fly is December, with a median price of $1950. Prices are generally lower from January to October.
January
Flights from $239
December
Flights from $1,950
Direct flights from Milwaukee to Seattle
Alaska Airlines, Inc.
Last-minute flights going from Milwaukee to Seattle
Sat, Jul 4
MKE - Seattle
Milwaukee (MKE) - Seattle (SEA)
Southwest Airlines
$393
$324
One-way
Sat, Jul 4
MKE - Seattle
Milwaukee (MKE) - Seattle (SEA)
$368
$327
One-way
Thu, Jul 16
MKE - Seattle
Milwaukee (MKE) - Seattle (SEA)
Southwest Airlines
$331
$323
One-way
Thu, Jul 23
MKE - Seattle
Milwaukee (MKE) - Seattle (SEA)
$362
$323
One-way
Sat, Jul 25
MKE - Seattle
Milwaukee (MKE) - Seattle (SEA)
$367
$323
One-way
Sat, Aug 1
MKE - Seattle
Milwaukee (MKE) - Seattle (SEA)
$530
$356
One-way
Biggest price drops on these dates for flights from Milwaukee to Seattle
Aug 14 - Aug 18
$566 → $256
55%
Aug 26 - Aug 31
$562 → $263
53%
Aug 15 - Aug 19
$566 → $269
52%
Aug 25 - Aug 29
$566 → $270
52%
Popular Airports to fly from Milwaukee to Seattle
Milwaukee - Seattle route insights
💸 Price insights
Recent fares are below the typical level.
Recent fares from Milwaukee to Seattle are below the typical level, with prices around $255.
📅 Best time to fly
January is historically the cheapest month to fly.
Historically, January is the cheapest month to fly from Milwaukee to Seattle, with a median price of $239.
⏱️ Flight duration
Flights from Milwaukee to Seattle take 8h 25m.
The median flight time from Milwaukee to Seattle is 8h 25m, covering a distance of 2719 km.
✈️ Airlines & availability
65.1% of deals are for direct flights.
65.1% of deals from Milwaukee to Seattle are for direct flights, with frequent deals available.
🏆 Airline highlight
Alaska Airlines, Inc. offers direct flights.
Alaska Airlines, Inc. is one airline offering direct flights from Milwaukee to Seattle.
🎯 Booking tip
Consider flying in January for better prices.
For better prices, consider flying in January, which historically has a median price of $239.
Milwaukee main airports to depart from
General Mitchell International (MKE)
General Mitchell International Airport is a great option for flights from Milwaukee to Seattle, offering competitive prices.
📍 ~10 km from city center (reachable by car)
💸 Flights from ~$255
Seattle main airports to arrive at
Seattle–Tacoma International (SEA)
Seattle–Tacoma International Airport is a primary arrival option for flights from Milwaukee to Seattle.
📍 ~20 km from Seattle city center (reachable by car)
💸 Flights from ~$255
Boeing Field (BFI)
Boeing Field offers an alternative arrival point for travelers flying from Milwaukee to Seattle.
📍 ~10 km from Seattle city center (reachable by car)
💸 Flights from ~$1018
Kenmore Air Harbor Seaplane Base (LKE)
Kenmore Air Harbor Seaplane Base provides a unique arrival experience for flights to Seattle.
📍 ~3 km from Seattle city center (reachable by car)
💸 Flights from ~$829
Airports nearby Seattle used as alternative
Paine Field Everett (PAE)
Paine Field Everett (PAE) offers a convenient alternative for North Seattle residents with shorter security wait times.
📍 ~40 km from Seattle (reachable by car)
💸 Flights from ~$417
Portland International (PDX)
Portland International (PDX) is a major hub that can be a price competitor for long-haul flights.
📍 ~230 km from Seattle (reachable by car or train)
💸 Flights from ~$316
Vancouver International (YVR)
Vancouver International (YVR) is a major international gateway with extensive flight options, potentially lower fares.
📍 ~200 km from Seattle (reachable by car, requires international border crossing)
💸 Flights from ~$373
Bellingham International (BLI)
Bellingham International (BLI) is a primary low-cost carrier airport, often featuring budget-friendly fares.
📍 ~140 km from Seattle (reachable by car)
💸 Flights from ~$430
Abbotsford International (YXX)
Abbotsford International (YXX) is an alternative low-cost gateway for Canadian domestic connections.
📍 ~150 km from Seattle (reachable by car, requires international border crossing)
💸 Flights from ~$560
Business & First Class Flight Deals to Seattle
Discover luxury on the budget with premium cabin class on flights from Milwaukee to Seattle.
Elite
Best Elite deals to Seattle
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From MKE
Elite
Nov 04
Seattle, United States
89% AI deal score
$1,771
$905
Save $866
From MKE
Elite
Oct 20
Seattle, United States
87% AI deal score
$1,684
$942
Save $742
From MKE
Elite
Oct 17
Seattle, United States
87% AI deal score
$1,732
$905
Save $827
From MKE
Elite
Aug 28
Seattle, United States
87% AI deal score
$1,952
$1,057
Save $895
From MKE
Elite
Aug 11
Seattle, United States
86% AI deal score
$1,929
$1,101
Save $828
From MKE
Elite
Jul 29
Seattle, United States
85% AI deal score
$1,510
$942
Save $568
From MKE
Elite
Sep 09
Seattle, United States
85% AI deal score
$1,694
$1,010
Save $684
From MKE
Elite
Jun 26
Seattle, United States
85% AI deal score
$1,735
$1,117
Save $618
From MKE
Elite
Aug 05
Seattle, United States
85% AI deal score
$1,923
$1,146
Save $777
From MKE
Elite
Aug 08
Seattle, United States
85% AI deal score
$1,974
$1,176
Save $798
From MKE
Elite
Aug 11
Seattle, United States
84% AI deal score
$1,555
$1,007
Save $548
From MKE
Elite
Aug 01
Seattle, United States
84% AI deal score
$1,919
$1,199
Save $720
From MKE
Elite
Sep 02
Seattle, United States
83% AI deal score
$1,692
$1,060
Save $632
From MKE
Elite
Sep 04
Seattle, United States
83% AI deal score
$1,688
$1,072
Save $616
From MKE
Elite
Sep 05
Seattle, United States
82% AI deal score
$1,713
$1,145
Save $568
From MKE
Elite
Sep 21
Seattle, United States
82% AI deal score
$1,738
$1,145
Save $593
From MKE
Elite
Aug 11
Seattle, United States
82% AI deal score
$1,929
$1,318
Save $611
From MKE
Elite
Jul 15
Seattle, United States
80% AI deal score
$1,613
$1,230
Save $383
From MKE
Elite
Jul 29
Seattle, United States
78% AI deal score
$1,613
$1,156
Save $457
From MKE
Elite
Oct 17
Seattle, United States
77% AI deal score
$1,177
$897
Save $280
From MKE
Elite
Aug 05
Seattle, United States
77% AI deal score
$1,544
$1,111
Save $433
From MKE
Elite
Sep 04
Seattle, United States
76% AI deal score
$1,131
$897
Save $234
From MKE
Elite
Oct 20
Seattle, United States
76% AI deal score
$1,169
$897
Save $272
From MKE
Elite
Oct 20
Seattle, United States
76% AI deal score
$1,170
$897
Save $273
From MKE
Elite
Aug 26
Seattle, United States
76% AI deal score
$1,142
$967
Save $175
From MKE
Elite
Jul 02
Seattle, United States
76% AI deal score
$1,601
$1,281
Save $320
From MKE
Elite
Jul 31
Seattle, United States
76% AI deal score
$1,665
$1,285
Save $380
From MKE
Elite
Nov 04
Seattle, United States
75% AI deal score
$1,078
$897
Save $181
From MKE
Elite
Aug 08
Seattle, United States
75% AI deal score
$1,093
$902
Save $191
From MKE
Elite
Oct 19
Seattle, United States
75% AI deal score
$1,170
$962
Save $208
From MKE
Elite
Oct 19
Seattle, United States
75% AI deal score
$1,170
$962
Save $208
From MKE
Elite
Sep 01
Seattle, United States
75% AI deal score
$1,125
$967
Save $158
From MKE
Elite
Jul 28
Seattle, United States
75% AI deal score
$1,570
$1,255
Save $315
From MKE
Elite
Jul 15
Seattle, United States
74% AI deal score
$1,020
$897
Save $123
From MKE
Elite
Jul 17
Seattle, United States
74% AI deal score
$1,015
$897
Save $118
From MKE
Elite
Aug 28
Seattle, United States
74% AI deal score
$1,114
$962
Save $152
From MKE
Elite
Aug 05
Seattle, United States
74% AI deal score
$1,123
$962
Save $161
From MKE
Elite
Jul 21
Seattle, United States
74% AI deal score
$1,113
$967
Save $146
From MKE
Elite
Oct 10
Seattle, United States
74% AI deal score
$1,096
$962
Save $134
From MKE
Elite
Jul 02
Seattle, United States
74% AI deal score
$1,566
$1,334
Save $232
From MKE
Elite
Jul 02
Seattle, United States
73% AI deal score
$1,066
$962
Save $104
From MKE
Elite
Jul 02
Seattle, United States
73% AI deal score
$1,081
$962
Save $119
From MKE
Elite
Jul 18
Seattle, United States
73% AI deal score
$1,062
$967
Save $95
From MKE
Elite
Jul 21
Seattle, United States
73% AI deal score
$1,084
$982
Save $102
From MKE
Elite
Oct 13
Seattle, United States
73% AI deal score
$1,171
$1,022
Save $149
From MKE
Elite
Aug 27
Seattle, United States
73% AI deal score
$1,152
$1,027
Save $125
From MKE
Elite
Aug 01
Seattle, United States
73% AI deal score
$1,141
$1,027
Save $114
From MKE
Elite
Jul 21
Seattle, United States
72% AI deal score
$1,062
$982
Save $80
From MKE
Elite
Jul 27
Seattle, United States
72% AI deal score
$1,095
$997
Save $98
From MKE
Elite
Aug 08
Seattle, United States
72% AI deal score
$1,101
$1,022
Save $79
From MKE
Elite
Sep 05
Seattle, United States
72% AI deal score
$1,108
$1,022
Save $86
From MKE
Elite
Jul 02
Seattle, United States
72% AI deal score
$1,122
$1,027
Save $95
From MKE
Elite
Sep 22
Seattle, United States
72% AI deal score
$1,044
$967
Save $77
From MKE
Elite
Sep 22
Seattle, United States
72% AI deal score
$1,047
$967
Save $80
From MKE
Elite
Jul 02
Seattle, United States
72% AI deal score
$1,255
$1,167
Save $88
From MKE
Elite
Jul 01
Seattle, United States
72% AI deal score
$1,245
$1,167
Save $78
From MKE
Elite
Jul 01
Seattle, United States
72% AI deal score
$1,246
$1,167
Save $79
From MKE
Elite
Jul 24
Seattle, United States
72% AI deal score
$1,580
$1,250
Save $330
From MKE
Elite
Jul 14
Seattle, United States
71% AI deal score
$1,018
$967
Save $51
From MKE
Elite
Jul 14
Seattle, United States
71% AI deal score
$1,011
$982
Save $29
From MKE
Elite
Jul 15
Seattle, United States
71% AI deal score
$1,013
$982
Save $31
From MKE
Elite
Jul 21
Seattle, United States
71% AI deal score
$1,015
$982
Save $33
From MKE
Elite
Jul 15
Seattle, United States
71% AI deal score
$1,011
$982
Save $29
From MKE
Elite
Jul 18
Seattle, United States
71% AI deal score
$1,022
$982
Save $40
From MKE
Elite
Jul 18
Seattle, United States
71% AI deal score
$1,008
$982
Save $26
From MKE
Elite
Jul 17
Seattle, United States
71% AI deal score
$1,033
$982
Save $51
From MKE
Elite
Jul 14
Seattle, United States
71% AI deal score
$1,014
$982
Save $32
From MKE
Elite
Jul 18
Seattle, United States
71% AI deal score
$1,020
$982
Save $38
From MKE
Elite
Jul 29
Seattle, United States
71% AI deal score
$1,027
$897
Save $130
From MKE
Elite
Jul 14
Seattle, United States
70% AI deal score
$992
$982
Save $10
From MKE
Elite
Jul 15
Seattle, United States
70% AI deal score
$987
$982
Save $5
From MKE
Elite
Jul 17
Seattle, United States
70% AI deal score
$1,020
$997
Save $23
From MKE
Elite
Jul 17
Seattle, United States
70% AI deal score
$1,007
$997
Save $10
From MKE
Elite
Jul 31
Seattle, United States
70% AI deal score
$1,027
From MKE
Elite
Jul 31
Seattle, United States
70% AI deal score
$1,027
From MKE
Elite
Jul 19
Seattle, United States
70% AI deal score
$1,027
From MKE
Elite
Jul 20
Seattle, United States
70% AI deal score
$1,095
$1,067
Save $28
From MKE
Elite
Jul 01
Seattle, United States
70% AI deal score
$1,085
$1,067
Save $18
From MKE
Elite
Jul 18
Seattle, United States
70% AI deal score
$1,095
$1,067
Save $28
From MKE
Elite
Jul 18
Seattle, United States
70% AI deal score
$1,084
$1,067
Save $17
From MKE
Elite
Sep 15
Seattle, United States
70% AI deal score
$979
$967
Save $12
From MKE
Elite
Sep 15
Seattle, United States
70% AI deal score
$979
$967
Save $12
From MKE
Elite
Jul 01
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 14
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 18
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 15
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 21
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 15
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 14
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 15
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 21
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 14
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jul 15
Seattle, United States
69% AI deal score
$1,067
From MKE
Elite
Jun 19
Seattle, United States
69% AI deal score
$1,377
From MKE
Elite
Jun 29
Seattle, United States
67% AI deal score
$1,467
From MKE
Elite
Jun 29
Seattle, United States
67% AI deal score
$1,467
From MKE
Elite
Jun 29
Seattle, United States
67% AI deal score
$1,467
From MKE
Elite
Jul 24
Seattle, United States
50% AI deal score
$1,147
From MKE
Elite
Aug 13
Seattle, United States
48% AI deal score
$1,397
From MKE
Elite
Sep 11
Seattle, United States
46% AI deal score
$1,506