$221 Cheap Frontier Airlines flights Austin (AUS) to Milwaukee (MKE)

View $221 flight on Sat, Aug 8, 2026Opens in a new window

$221 Cheap Frontier Airlines flights Austin (AUS) to Milwaukee (MKE)

Prices were available within the past 7 days and start at $221 for one-way flights and $260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 5 - Tue, Aug 18
AUS
Austin
MKE
Milwaukee
$260 Roundtrip, found 19 hours ago
$260
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Wed, Aug 5 from Austin to Milwaukee, returning Tue, Aug 18, priced at $260 found 19 hours ago
Frontier Airlines
Sat, Aug 8 - Sat, Aug 15
AUS
Austin
MKE
Milwaukee
$379 Roundtrip, found 6 days ago
$379
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sat, Aug 8 from Austin to Milwaukee, returning Sat, Aug 15, priced at $379 found 6 days ago

Find the cheapest month to fly from Austin (AUS) to Milwaukee (MKE)

August is typically the cheapest month to fly

From $144 - $456 per traveler.

Travel information

Origin airport
Austin-Bergstrom Intl.
Destination airport
General Mitchell Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
1651 km
Average flight time
2 hours 37 mins

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