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Cheap flights from Seattle to Austin from C$ 149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Austin departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Seattle to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
11:49 a.m. - 6:00 p.m.
SEA
-
AUS
4h 11mdirect
Alaska Airlines Logo
8:35 a.m. - 11:17 a.m.
AUS
-
SEA
4h 42mdirect
C$ 269Alaska Airlines
Tue, 17 Mar - Wed, 25 Mar
Alaska Airlines Logo
5:52 p.m. - 11:59 p.m.
SEA
-
AUS
4h 07mdirect
Alaska Airlines Logo
8:35 a.m. - 11:17 a.m.
AUS
-
SEA
4h 42mdirect
C$ 283Alaska Airlines
Sun, 15 Mar - Wed, 25 Mar
Alaska Airlines Logo
5:52 p.m. - 11:59 p.m.
SEA
-
AUS
4h 07mdirect
Alaska Airlines Logo
7:00 p.m. - 9:45 p.m.
AUS
-
SEA
4h 45mdirect
C$ 297Alaska Airlines
Fri, 13 Mar - Mon, 16 Mar
Hawaiian Airlines Logo
5:52 p.m. - 11:59 p.m.
SEA
-
AUS
4h 07mdirect
Hawaiian Airlines Logo
7:20 a.m. - 2:38 p.m.
AUS
-
SEA
9h 18m
1 stop
C$ 298Hawaiian Airlines
Fri, 13 Mar - Sun, 5 Apr
Alaska Airlines Logo
8:25 a.m. - 4:49 p.m.
SEA
-
AUS
6h 24m
1 stop
Alaska Airlines Logo
7:04 p.m. - 9:41 p.m.
AUS
-
SEA
4h 37mdirect
C$ 302Alaska Airlines
Sat, 9 May - Sat, 9 May
Alaska Airlines Logo
8:30 a.m. - 4:47 p.m.
SEA
-
AUS
6h 17m
1 stop
Alaska Airlines Logo
7:20 a.m. - 2:38 p.m.
AUS
-
SEA
9h 18m
1 stop
C$ 310Alaska Airlines
Wed, 8 Apr - Tue, 14 Apr
Frontier Logo
1:16 p.m. - 12:16 a.m.
SEA
-
AUS
9h 00m
1 stop
Frontier Logo
10:22 a.m. - 9:03 p.m.
AUS
-
SEA
12h 41m
1 stop
C$ 312Frontier
Thu, 5 Mar - Thu, 12 Mar
Alaska Airlines Logo
10:48 p.m. - 4:47 p.m.
SEA
-
AUS
15h 59m
1 stop
Alaska Airlines Logo
7:04 p.m. - 9:43 p.m.
AUS
-
SEA
4h 39mdirect
C$ 315Alaska Airlines
Fri, 17 Apr - Tue, 21 Apr
United Airlines Logo
11:59 p.m. - 8:34 a.m.
SEA
-
AUS
6h 35m
1 stop
United Airlines Logo
4:54 p.m. - 9:14 p.m.
AUS
-
SEA
6h 20m
1 stop
C$ 317United Airlines
Mon, 16 Mar - Tue, 17 Mar
Alaska Airlines Logo
2:43 p.m. - 11:51 p.m.
SEA
-
AUS
7h 08m
1 stop
Alaska Airlines Logo
8:35 a.m. - 11:17 a.m.
AUS
-
SEA
4h 42mdirect
C$ 324Alaska Airlines
Tue, 17 Mar - Tue, 24 Mar

Delta flights from Seattle to Austin

Our best Delta deals on Seattle to Austin flight tickets
Delta
13 Mar
SEA5:45 p.m.Seattle/Tacoma Intl
4h 07m
AUS11:52 p.m.Austin Bergstrom
5 Apr
AUS6:03 a.m.Austin Bergstrom
4h 42m
SEA8:45 a.m.Seattle/Tacoma Intl
C$ 297
Delta
7 Apr
SEA9:00 a.m.Seattle/Tacoma Intl
13h 39m
2 stops
AUS12:39 a.m.Austin Bergstrom
14 Apr
AUS11:30 a.m.Austin Bergstrom
4h 43m
SEA2:13 p.m.Seattle/Tacoma Intl
C$ 328
Delta
30 Mar
SEA5:45 p.m.Seattle/Tacoma Intl
4h 08m
AUS11:53 p.m.Austin Bergstrom
4 Apr
AUS7:29 a.m.Austin Bergstrom
26h 41m
2 stops
SEA8:10 a.m.Seattle/Tacoma Intl
C$ 342

Alaska Airlines flights from Seattle to Austin

Our best Alaska Airlines deals on Seattle to Austin flight tickets
Alaska Airlines
17 Mar
SEA11:49 a.m.Seattle/Tacoma Intl
4h 11m
AUS6:00 p.m.Austin Bergstrom
25 Mar
AUS8:35 a.m.Austin Bergstrom
4h 42m
SEA11:17 a.m.Seattle/Tacoma Intl
C$ 269
Alaska Airlines
15 Mar
SEA5:52 p.m.Seattle/Tacoma Intl
4h 07m
AUS11:59 p.m.Austin Bergstrom
25 Mar
AUS8:35 a.m.Austin Bergstrom
4h 42m
SEA11:17 a.m.Seattle/Tacoma Intl
C$ 283
Alaska Airlines
9 May
SEA8:25 a.m.Seattle/Tacoma Intl
6h 24m
1 stop
AUS4:49 p.m.Austin Bergstrom
9 May
AUS7:04 p.m.Austin Bergstrom
4h 37m
SEA9:41 p.m.Seattle/Tacoma Intl
C$ 302

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 7 February 2026.
Use the filters below to find and compare flights from Seattle to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Tue 17/3

11:49 a.m.-6:00 p.m.

Nonstop4h 11m

Austin Bergstrom

Wed 25/3

8:35 a.m.-11:17 a.m.

Nonstop4h 42m

C$ 269

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Sun 15/3

5:52 p.m.-11:59 p.m.

Nonstop4h 07m

Austin Bergstrom

Wed 25/3

8:35 a.m.-11:17 a.m.

Nonstop4h 42m

C$ 283

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Fri 13/3

5:52 p.m.-11:59 p.m.

Nonstop4h 07m

Austin Bergstrom

Mon 16/3

7:00 p.m.-9:45 p.m.

Nonstop4h 45m

C$ 297

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Fri 13/3

5:52 p.m.-11:59 p.m.

Nonstop4h 07m

Austin Bergstrom

Sun 5/4

7:20 a.m.-2:38 p.m.

1 stop9h 18m

C$ 298

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Sat 9/5

8:25 a.m.-4:49 p.m.

1 stop6h 24m

Austin Bergstrom

Sat 9/5

7:04 p.m.-9:41 p.m.

Nonstop4h 37m

C$ 302

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 8/4

8:30 a.m.-4:47 p.m.

1 stop6h 17m

Austin Bergstrom

Tue 14/4

7:20 a.m.-2:38 p.m.

1 stop9h 18m

C$ 310

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Thu 5/3

1:16 p.m.-12:16 a.m.

1 stop9h 00m

Austin Bergstrom

Thu 12/3

10:22 a.m.-9:03 p.m.

1 stop12h 41m

C$ 312

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Fri 17/4

10:48 p.m.-4:47 p.m.

1 stop15h 59m

Austin Bergstrom

Tue 21/4

7:04 p.m.-9:43 p.m.

Nonstop4h 39m

C$ 314

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Mon 16/3

11:59 p.m.-8:34 a.m.

1 stop6h 35m

Austin Bergstrom

Tue 17/3

4:54 p.m.-9:14 p.m.

1 stop6h 20m

C$ 317

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Tue 17/3

2:43 p.m.-11:51 p.m.

1 stop7h 08m

Austin Bergstrom

Tue 24/3

8:35 a.m.-11:17 a.m.

Nonstop4h 42m

C$ 324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Austin from

How to get the cheapest flight ticket from Seattle to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Austin?

In general, September is the cheapest month to fly from Seattle to Austin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 397. If you don’t want to visit Austin in September, then you should wait until May to fly from Seattle, when ticket prices are also cheap, with an average price of C$ 420.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Sunday when prices can be found for as low as C$ 354. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Austin is Tuesday, with ticket prices averaging around C$ 782.

What is the cheapest time of day to depart on your flight to Austin?

Our most recent data shows that the best time of day to fly to Austin is in the morning. Flights from Seattle to Austin during this time can be as low as C$ 551. Flights in the evening are often more expensive with an average ticket price of C$ 665.

What is the cheapest Seattle/Tacoma Intl to Austin Bergstrom flight route?

Fly from Seattle/Tacoma Intl to Austin Bergstrom for the best Seattle/Tacoma Intl - Austin Bergstrom flight prices

How far in advance should I book a flight to Austin?

You are more likely to see cheaper flights to Austin from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around C$ 457 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Seattle for as low as C$ 391 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Austin Bergstrom flights?

There is only 1 cabin class available to choose from on Seattle/Tacoma Intl to Austin Bergstrom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Austin flights?

No. A direct flight is the cheapest option for a flight between Seattle to Austin.

How have Seattle to Austin flight prices changed over time?

As of February 2026, prices for Seattle to Austin flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Austin (SEA to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Austin

Best price found

C$ 299

Fastest flight time

4h 06m

Direct flights

Every day

Airports in Austin

1 airport
The best flight deal from Seattle to Austin found on momondo in the last 72 hours is C$ 299
The fastest flight from Seattle to Austin takes 4h 06m
Direct flights go from Seattle to Austin every day.
There is 1 airport in Austin. From Seattle there are direct flights to Austin Bergstrom (AUS).
Search flight deals

  • How far is Seattle/Tacoma Intl to Austin Bergstrom by plane?

    The straight-line distance from Seattle/Tacoma Intl to Austin Bergstrom is 2845.4 km. 4h 06m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Austin Bergstrom Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Austin Bergstrom Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Austin Bergstrom Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Austin Bergstrom Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The travel and health documents required for your trip to Austin Bergstrom Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Austin Bergstrom Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Seattle to Austin?

  • What is the most popular airline from Seattle to Austin?

Best airlines flying from Seattle to Austin

Compare and see reviews for airlines that fly from Seattle to Austin with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom C$ 251Free CancellationRating
7.8
2,831 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom C$ 255Free CancellationRating
8.0
11,847 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Seattle to Austin

    The lowest priced Alaska Airlines flight from Seattle to Austin from the last 72 hours was C$ 255. Generally, Alaska Airlines has 6 flights on this route every week with an average price of C$ 679. Alaska Airlines is rated 8.0/10 by our users.

  • Hawaiian Airlines Flights From Seattle to Austin

    Hawaiian Airlines (7.8/10 from 2,831 reviews) operates around 7 flights from Seattle to Austin in any given week. The average Hawaiian Airlines airfare for this route is around C$ 437, with deals from around C$ 251 rare but found on momondo. Referenced prices are for round-trip Seattle to Austin flight searches in the last 72 hours.

Travelling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Dripping Springs
Round Rock

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Austin?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Austin . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Austin with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Austin flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Austin?

Once you have performed a search for Seattle to Austin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Austin right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Austin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Austin and let you know when they change.

An easier way to manage your Austin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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