Your next trip, last seen at €148
Lowest observedUnited Airlines · 1 stop · One wayWhen to fly
Explore datesMore dates worth a look
Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €148, departing 17 Dec 2026 (Last checked: 23 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 87Check live prices for this route
- Airlines seen
- Alaska Airlines, American Airlines, Frontier Airlines, Sun Country Airlines, United Airlines, WestJet
- Typical journey time
- 7h 23m
- Non-stop
- Yes
About this route
Explore the fares we observed from Milwaukee to Austin. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,667 km
- Typical journey time
- 7h 23m
- Seen on fares with a connection
- United Airlines, Frontier Airlines, WestJet, Sun Country Airlines, Alaska Airlines
Route-level information; individual journeys vary.
A clearer picture of your fare
Airport to city: straight-line distance
- General Mitchell International Airport (MKE) → Milwaukee, city gazetteer reference point (43.0389, -87.9065): ≈ 10 km.
- Austin Bergstrom International Airport (AUS) → Austin, city gazetteer reference point (30.2672, -97.7431): ≈ 11 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Milwaukee to Austin: December 2026, from €148 (checked 23 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €280 | 3 |
| November 2026 | €152 | 30 |
| December 2026 | €148 | 31 |
| January 2027 | €152 | 23 |
Lowest fare by day of the week
Cheapest day of the week from Milwaukee to Austin: Thursday, from €148 (checked 23 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €153 | 12 |
| Tuesday | €153 | 12 |
| Wednesday | €149 | 12 |
| Thursday | €148 | 13 |
| Friday | €152 | 13 |
| Saturday | €153 | 13 |
| Sunday | €152 | 12 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Milwaukee to Austin by days until departure (31 to 60 days): €148 (checked 23 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €280 | 8 |
| 8 to 30 days | €152 | 23 |
| 31 to 60 days | €148 | 30 |
| 61 days or more | €152 | 26 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Milwaukee to Austin: United Airlines, from €148 (checked 23 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| United Airlines | €148Dec 17, 2026 | 70 |
| Frontier Airlines | €152Nov 22, 2026 | 12 |
| Sun Country Airlines | €173Nov 12, 2026 | 4 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Milwaukee to Austin?
The lowest fare Routavio has observed is €148, found on 23 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Milwaukee to Austin?
Cheapest month from Milwaukee to Austin: December 2026, from €148 (checked 23 Oct 2026).
Which airlines fly from Milwaukee to Austin?
Routavio has seen these carriers on the route: Alaska Airlines, American Airlines, Frontier Airlines, Sun Country Airlines, United Airlines, WestJet.
How long does the flight from Milwaukee to Austin take?
Across the 93 fares Routavio observed, the average journey time is 12h 09m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
Which day of the week is cheapest from Milwaukee to Austin?
Cheapest day of the week from Milwaukee to Austin: Thursday, from €148 (checked 23 Oct 2026).
Which airline has the lowest fare from Milwaukee to Austin?
Cheapest airline from Milwaukee to Austin: United Airlines, from €148 (checked 23 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
Keep exploring
Similar routes
More routes from Milwaukee
Show all 30 routes →Show fewer ↑
More routes to Austin
Show all 30 routes →Show fewer ↑
Recently observed fares. Prices may change.
Last checked: 23 Oct 2026