Cheap Flights from Seattle to Austin

Cheapest flights from Seattle to Austin

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Seattle to Austin. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$138

Alaska Airlines

Direct flight

4h 27m

09/11/2026

The cheapest one-way flight from Seattle to Austin departs on 09/11/2026, is operated by Alaska Airlines and costs $138

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Seattle to Austin

The fastest flight

4h 8m

Fastest flight from Seattle to Austin takes 4h 8m

Direct flights

Several times a week

There are direct flights on this route 4 days a week: Mo, Th, Fr, and Sa

Earliest flight

7:15 AM

Latest flight

6:22 PM

Direct flights count

64

Distance

2847km

Timezone difference

2h

The distance between Seattle and Austin is 2847km (1765 miles). There are 64 direct flights from Seattle to Austin. The time difference between Seattle and Austin is 2h. Flights from Seattle begin at 7:15 AM. The latest flight from Seattle departs at 6:22 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Seattle to Austin by month

In different months, ticket prices from Seattle to Austin vary: minimum — $138 (November 2026), maximum — $139 (September 2026). Typically, the flight costs $138–$139.

November 2026

Lowest price

on average:

$138

September 2026

Highest price

on average:

$139

Avg Price

Airlines operating on route

The Seattle — Austin route is served by multiple airlines, including Alaska Airlines and Frontier Airlines. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $138, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.

Alaska Airlines

starting at $138

Frontier Airlines

starting at $153

Non-stop flights from Seattle to Austin

A non-stop flight is the most convenient and comfortable way to fly from Seattle to Austin, despite the fact that sometimes flights with transfers can cost significantly less.

Seattle — Austin

SEA — AUS

09/25/2026

Departure

Direct flight

AS502

starting at $207

Seattle — Austin

SEA — AUS

09/28/2026

Departure

Direct flight

AS372

starting at $341

Seattle — Austin

SEA — AUS

09/10/2026

Departure

Direct flight

AS502

starting at $307

Seattle — Austin

SEA — AUS

09/11/2026

Departure

Direct flight

AS502

starting at $269

Seattle — Austin

SEA — AUS

09/12/2026

Departure

Direct flight

AS6605

starting at $321

Schedule of direct flights from Seattle to Austin

There are most likely no direct flights on the Seattle — Austin route

Seattle airports overview

Boeing Field International Airport

•

BFI

8km

Seattle-Tacoma International Airport

•

SEA

19km

Primary air hub for the Seattle metropolitan area and Puget Sound, offering extensive domestic and international routes, multiple terminals, light rail and shuttle connections, and convenient access to downtown Seattle.

•

Austin airports overview

Austin-Bergstrom International Airport

•

AUS

11km

Serves Austin, Texas, with year-round domestic and international flights and nonstop connections across the U.S.; convenient for downtown Austin, the University of Texas, and the Texas Hill Country.

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Seattle to Austin?

The cheapest flight ticket from Seattle to Austin according to data for the last 48 hours costs $138

When is the best time to buy air tickets on the route Seattle — Austin?

Often the best time to buy tickets from Seattle to Austin is 2 months before departure.

When is the cheapest time of year to fly from Seattle to Austin?

Based on statistics over the past years, the lowest prices for flights from Seattle to Austin can be found flying in these months: November, September.

How long does it take to fly from Seattle to Austin?

The fastest flights from Seattle to Austin start from 4 hours 8 minutes in the air.

Which airline can fly direct from Seattle to Austin?

The following airlines operate direct flights on the route Seattle — Austin: Alaska Airlines

Special offers and sales on air tickets from Seattle to Austin

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Seattle to Austin

Alternative routes

Bellingham ➜ Austin•Boise ➜ Austin•Eugene ➜ Austin•Spokane ➜ Austin•Everett ➜ Austin•Kamloops ➜ Austin•Yakima ➜ Austin•Kelowna ➜ Austin•Abbotsford ➜ Austin•Calgary ➜ Austin•Seattle ➜ Abilene•Seattle ➜ Waco•Seattle ➜ College Station•Seattle ➜ Corpus Christi•Seattle ➜ Dallas•Seattle ➜ Killeen•Seattle ➜ San Angelo

•••••••••••••••••••

Cheapest one way flight

$138

Alaska Airlines

Direct flight

4h 27m

09/11/2026

The cheapest one-way flight from Seattle to Austin departs on 09/11/2026, is operated by Alaska Airlines and costs $138

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Seattle to Austin

The fastest flight