Cheap flights from Milwaukee to Seattle

One-way fares from $304 · MKE → SEA · prices found by travellers in the last 48 hours

Compare all dates Seattle → Milwaukee
Cheapest fare
$304

Alaska Airlines · Thu, Nov 12

Cheapest month
November

from $304

Direct flights
Yes

Alaska Airlines

Flight time
4h 30m

2,720 km

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Cheapest month to fly from Milwaukee to Seattle

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $304

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Alaska Airlines
Depart16:40 Thu, Nov 12MKE → SEA 4h 30m · Direct
$304one way, per person
View deal
See every date in November 2026 →

Plan the rest of your trip to Seattle

Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Things to do

Things to do in SeattleTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in SeattlePre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in SeattleCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Milwaukee to Seattle

Milwaukee (MKE) and Seattle (SEA) are about 2,720 km apart. Direct flights take around 4h 30m, and recent direct fares were with Alaska Airlines. Over the next few months, one-way fares start from $304, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Milwaukee to Seattle?

The cheapest one-way fare we've seen recently is $304 with Alaska Airlines, departing Thursday, November 12, 2026.

What is the cheapest month to fly from Milwaukee to Seattle?

November 2026 currently has the lowest fares, from $304 one way.

Are there direct flights from Milwaukee to Seattle?

Yes. Recent direct fares were with Alaska Airlines.

How long is the flight from Milwaukee to Seattle?

A direct flight takes about 4h 30m. Milwaukee and Seattle are around 2,720 km apart.

Which airlines fly from Milwaukee to Seattle?

Recent fares on this route were with Alaska Airlines.

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