How many flights depart from Seattle to Austin on average per day?

As of May 2026, 9 flights take off from Seattle and land in Austin each day. The most common flight departure time for this route is 6:00p.m., with 49% of daily flights taking off at noon.

How many flights depart from Seattle to Austin on average per week?

66 flights are operational weekly from Seattle to Austin as of May 2026. The most popular departure day for this route is Sat, with 21% of flights per week taking off on this day.

Which airlines fly to Austin?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Austin from Seattle according to our data. Alaska Airlines is the first choice among our users, with 75% of people opting to fly with this airline when travelling to Austin. Keep in mind that there are 3 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Austin Bergstrom?

United Airlines and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Austin Bergstrom

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?

As of May 2026, there are 3 operators available to choose from 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.

C$ 198 Cheap Flights from Seattle to Austin in 2026

Q: What is the typical price of a round-trip flight between Seattle and Austin?

Prices are currently low for flights on this route. Typical prices usually range from C$ 768 to C$ 401. The lowest price recently found on this route was C$ 338.

1 adult

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Find the cheapest flights from Seattle to Austin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:04 a.m. - 5:18 p.m.

SEA

AUS

4h 14mdirect

6:13 p.m. - 8:50 p.m.

AUS

SEA

4h 37mdirect

C$ 338Delta

Thu, 18 Jun - Wed, 24 Jun

7:41 p.m. - 7:30 p.m.

SEA

AUS

21h 49m

1 stop

12:12 p.m. - 10:35 a.m.

AUS

SEA

24h 23m

1 stop

C$ 350Frontier

Wed, 24 Jun - Mon, 29 Jun

11:05 a.m. - 9:32 p.m.

SEA

AUS

8h 27m

1 stop

6:00 a.m. - 8:26 a.m.

AUS

SEA

4h 26mdirect

C$ 351Delta

Wed, 24 Jun - Sun, 28 Jun

9:00 a.m. - 3:21 p.m.

SEA

AUS

4h 21mdirect

7:04 p.m. - 9:33 p.m.

AUS

SEA

4h 29mdirect

C$ 354Alaska Airlines

Tue, 15 Sep - Tue, 22 Sep

7:50 p.m. - 9:43 a.m.

SEA

AUS

11h 53m

1 stop

9:13 p.m. - 10:06 a.m.

AUS

SEA

14h 53m

1 stop

C$ 356Frontier

Sun, 31 May - Mon, 1 Jun

7:41 p.m. - 11:59 p.m.

SEA

AUS

26h 18m

1 stop

6:30 a.m. - 2:18 p.m.

AUS

SEA

9h 48m

1 stop

C$ 357Frontier

Thu, 25 Jun - Sun, 28 Jun

7:41 p.m. - 11:59 p.m.

SEA

AUS

26h 18m

1 stop

12:12 p.m. - 10:35 a.m.

AUS

SEA

24h 23m

1 stop

C$ 358Frontier

Thu, 25 Jun - Sun, 28 Jun

9:05 a.m. - 3:14 p.m.

SEA

AUS

4h 09mdirect

7:07 p.m. - 9:35 p.m.

AUS

SEA

4h 28mdirect

C$ 361Alaska Airlines

Tue, 11 Aug - Sat, 15 Aug

6:10 p.m. - 12:24 a.m.

SEA

AUS

4h 14mdirect

10:28 a.m. - 10:06 a.m.

AUS

SEA

25h 38m

1 stop

C$ 364Multiple Airlines

Thu, 28 May - Mon, 1 Jun

2:55 p.m. - 11:30 p.m.

SEA

AUS

6h 35m

1 stop

1:36 p.m. - 8:34 p.m.

AUS

SEA

8h 58m

1 stop

C$ 365Delta

Wed, 17 Jun - Thu, 25 Jun

Southwest flights from Seattle to Austin

Our best Southwest deals on Seattle to Austin flight tickets

Southwest

4 Jun

SEA1:50 p.m.Seattle/Tacoma Intl

4h 15m

AUS8:05 p.m.Austin Bergstrom

16 Jun

AUS7:45 p.m.Austin Bergstrom

6h 45m

1 stop

SEA12:30 a.m.Seattle/Tacoma Intl

C$ 375

Southwest

11 Jun

SEA1:50 p.m.Seattle/Tacoma Intl

4h 15m

AUS8:05 p.m.Austin Bergstrom

14 Jun

AUS8:35 p.m.Austin Bergstrom

6h 35m

1 stop

SEA1:10 a.m.Seattle/Tacoma Intl

C$ 386

Southwest

8 Jul

SEA7:30 a.m.Seattle/Tacoma Intl

10h 35m

2 stops

AUS8:05 p.m.Austin Bergstrom

15 Jul

AUS3:45 p.m.Austin Bergstrom

7h 45m

1 stop

SEA9:30 p.m.Seattle/Tacoma Intl

C$ 388

Alaska Airlines flights from Seattle to Austin

Our best Alaska Airlines deals on Seattle to Austin flight tickets

Alaska Airlines

15 Sep

SEA9:00 a.m.Seattle/Tacoma Intl

4h 21m

AUS3:21 p.m.Austin Bergstrom

22 Sep

AUS7:04 p.m.Austin Bergstrom

4h 29m

SEA9:33 p.m.Seattle/Tacoma Intl

C$ 354

Alaska Airlines

11 Aug

SEA9:05 a.m.Seattle/Tacoma Intl

4h 09m

AUS3:14 p.m.Austin Bergstrom

15 Aug

AUS7:07 p.m.Austin Bergstrom

4h 28m

SEA9:35 p.m.Seattle/Tacoma Intl

C$ 361

Alaska Airlines

15 Jun

SEA6:22 p.m.Seattle/Tacoma Intl

4h 12m

AUS12:34 a.m.Austin Bergstrom

22 Jun

AUS7:07 p.m.Austin Bergstrom

4h 28m

SEA9:35 p.m.Seattle/Tacoma Intl

C$ 372

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Thu 18/6

11:04 a.m.-5:18 p.m.

Nonstop4h 14m

Austin Bergstrom

Wed 24/6

6:13 p.m.-8:50 p.m.

Nonstop4h 37m

C$ 338

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 24/6

7:41 p.m.-7:30 p.m.

1 stop21h 49m

Austin Bergstrom

Mon 29/6

12:12 p.m.-10:35 a.m.

1 stop24h 23m

C$ 350

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 24/6

11:05 a.m.-9:32 p.m.

1 stop8h 27m

Austin Bergstrom

Sun 28/6

6:00 a.m.-8:26 a.m.

Nonstop4h 26m

C$ 351

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Tue 15/9

9:00 a.m.-3:21 p.m.

Nonstop4h 21m

Austin Bergstrom

Tue 22/9

7:04 p.m.-9:33 p.m.

Nonstop4h 29m

C$ 354

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Sun 31/5

7:50 p.m.-9:43 a.m.

1 stop11h 53m

Austin Bergstrom

Mon 1/6

9:13 p.m.-10:06 a.m.

1 stop14h 53m

C$ 356

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Thu 25/6

7:41 p.m.-11:59 p.m.

1 stop26h 18m

Austin Bergstrom

Sun 28/6

6:30 a.m.-2:18 p.m.

1 stop9h 48m

C$ 357

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Thu 25/6

7:41 p.m.-11:59 p.m.

1 stop26h 18m

Austin Bergstrom

Sun 28/6

12:12 p.m.-10:35 a.m.

1 stop24h 23m

C$ 358

Quickest round-trip

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Tue 11/8

9:05 a.m.-3:14 p.m.

Nonstop4h 09m

Austin Bergstrom

Sat 15/8

7:07 p.m.-9:35 p.m.

Nonstop4h 28m

C$ 361

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Thu 28/5

6:10 p.m.-12:24 a.m.

Nonstop4h 14m

Austin Bergstrom

Mon 1/6

10:28 a.m.-10:06 a.m.

1 stop25h 38m

C$ 364

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 17/6

2:55 p.m.-11:30 p.m.

1 stop6h 35m

Austin Bergstrom

Thu 25/6

1:36 p.m.-8:34 p.m.

1 stop8h 58m

C$ 365

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Seattle and Austin?

What is the cheapest month to fly to Austin?

In general, January 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$ 345. If you don’t want to visit Austin in January, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of C$ 403.

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 afternoon. Flights from Seattle to Austin during this time can be as low as C$ 448. 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 from Seattle 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$ 454 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$ 401 on momondo.

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 May 2026, prices for Seattle to Austin flights are approximately 21% 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$ 440
Fastest flight time	4h 05m
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$ 440

The fastest flight from Seattle to Austin takes 4h 05m

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

Frequently asked questions about flying from Seattle to Austin

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 05m 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?
As of May 2026, there are 3 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to Austin is Boeing 737 (36.68% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (18.28%), Airbus A319 (11.36%), and Boeing 737-900 Passenger/BBJ3 (winglets) (8.49%).
What is the most popular airline from Seattle to Austin?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Austin is Alaska Airlines (71% of total bookings). The next most popular airlines are Delta (20%) and Hawaiian Airlines (9%).

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
Delta	PriceFrom C$ 244	Free Cancellation	Rating 7.9 8,455 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom C$ 251	Free Cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom C$ 255	Free Cancellation	Rating 7.9 12,348 reviews	Search Alaska Airlines flights

Delta Flights From Seattle to Austin
The lowest priced Delta flight from Seattle to Austin from the last 72 hours was C$ 244. Generally, Delta has 21 flights on this route every week with an average price of C$ 406. Delta is rated 7.9/10 by our users.
Alaska Airlines Flights From Seattle to Austin
Alaska Airlines (7.9/10 from 12,348 reviews) operates around 9 flights from Seattle to Austin in any given week. The average Alaska Airlines airfare for this route is around C$ 462, with deals from around C$ 255 rare but found on momondo. Referenced prices are for round-trip Seattle to Austin flight searches in the last 72 hours.

Georgetown

Round Rock

Dripping Springs

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.