Book Cheap Flights from Milwaukee with Alaska Airlines
Find round-trip flight deals from Milwaukee.*
Milwaukee (MKE)to
Seattle (SEA)
Milwaukee (MKE)to
Portland (PDX)*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.
One-way flight deals from Milwaukee.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Milwaukee (MKE) | Seattle (SEA) | One-way | Saver | Depart: Feb 1, 2026 | From $129 Seen: 5 hours ago | |
| Milwaukee (MKE) | Seattle (SEA) | One-way | Saver | Depart: Dec 21, 2025 | From $129 Seen: 3 hours ago | |
| Milwaukee (MKE) | Seattle (SEA) | One-way | Saver | Depart: Dec 22, 2025 | From $129 Seen: 3 hours ago | |
| Milwaukee (MKE) | Seattle (SEA) | One-way | Saver | Depart: Jan 23, 2026 | From $129 Seen: 5 hours ago | |
| Milwaukee (MKE) | Seattle (SEA) | One-way | Saver | Depart: Jan 30, 2026 | From $129 Seen: 5 hours ago | |
| Milwaukee (MKE) | Seattle (SEA) | One-way | Saver | Depart: Dec 18, 2025 | From $129 Seen: 2 hours ago | |
| Milwaukee (MKE) | Portland (PDX) | One-way | Saver | Depart: Dec 18, 2025 | From $247 Seen: 6 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.