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Cheap flights from Seattle to Austin from C$ 257

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — AUS
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Austin Bergstrom are usually found in January or February, booked 89 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Cheap flight deals from Seattle to Austin

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Austin
Explore the most affordable flight options available from Seattle to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2026.

Sat 15/85:55 p.m.
SEA
-
AUS
Nonstop4h 03m
Delta
Sat 22/86:17 p.m.
AUS
-
SEA
Nonstop4h 31m
Delta
Deal found 3/7C$ 393
Wed 2/98:30 a.m.
SEA
-
AUS
1 stop9h 20m
Southwest
Tue 8/94:10 p.m.
AUS
-
SEA
Nonstop4h 25m
Southwest
Deal found 2/7C$ 407
Tue 18/82:00 p.m.
SEA
-
AUS
Nonstop4h 15m
Southwest
Sat 22/812:15 p.m.
AUS
-
SEA
2 stops8h 40m
Southwest
Deal found 1/7C$ 414
Thu 20/85:55 p.m.
SEA
-
AUS
Nonstop4h 03m
Delta
Sat 29/86:17 p.m.
AUS
-
SEA
Nonstop4h 31m
Delta
Deal found 3/7C$ 421
Sat 15/86:00 a.m.
SEA
-
AUS
1 stop6h 50m
Southwest
Sat 22/812:15 p.m.
AUS
-
SEA
2 stops8h 40m
Southwest
Deal found 3/7C$ 428
Wed 30/99:03 a.m.
SEA
-
AUS
Nonstop4h 18m
Alaska Airlines
Sat 3/104:33 p.m.
AUS
-
SEA
1 stop8h 01m
Alaska Airlines
Deal found 2/7C$ 436
Sat 17/107:50 a.m.
SEA
-
AUS
1 stop10h 10m
Southwest
Sat 24/105:35 a.m.
AUS
-
SEA
2 stops8h 20m
Southwest
Deal found 2/7C$ 437
Sat 15/86:42 a.m.
SEA
-
AUS
1 stop7h 56m
Alaska Airlines
Wed 19/87:07 p.m.
AUS
-
SEA
Nonstop4h 29m
Alaska Airlines
Deal found 1/7C$ 448
Thu 27/811:05 a.m.
SEA
-
AUS
Nonstop4h 16m
Delta
Mon 31/86:17 p.m.
AUS
-
SEA
Nonstop4h 33m
Delta
Deal found 3/7C$ 450
Thu 6/86:19 p.m.
SEA
-
AUS
Nonstop4h 12m
Alaska Airlines
Sat 8/87:07 p.m.
AUS
-
SEA
Nonstop4h 28m
Alaska Airlines
Deal found 29/6C$ 453
Wed 5/86:19 p.m.
SEA
-
AUS
Nonstop4h 12m
Alaska Airlines
Sun 9/87:07 p.m.
AUS
-
SEA
Nonstop4h 28m
Alaska Airlines
Deal found 30/6C$ 457

Find flight deals from Seattle to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 July 2026.

Round-trip from

C$ 393

One-way from

C$ 257

Popular in

July

Cheapest in

January

Average price

C$ 555
Alaska Airlines
  • Alaska Airlines
  • 5/8-8/8
  • Nonstop
  • 8h 40m total
  • Seattle to Austin
Search Deals
Southwest
  • Southwest
  • 14/11
  • Nonstop
  • 4h 05m total
  • Seattle to Austin
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 3 July 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

Cheapest round-trip
Quickest round-trip

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Sat 12/9

5:50 p.m.-11:55 p.m.

Nonstop4h 05m

Austin Bergstrom

Sat 19/9

6:10 a.m.-8:41 a.m.

Nonstop4h 31m

C$ 393

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 30/9

5:06 p.m.-11:14 p.m.

Nonstop4h 08m

Austin Bergstrom

Sat 3/10

8:35 a.m.-11:08 a.m.

Nonstop4h 33m

C$ 393

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 19/8

2:00 p.m.-8:15 p.m.

Nonstop4h 15m

Austin Bergstrom

Tue 25/8

4:10 p.m.-6:35 p.m.

Nonstop4h 25m

C$ 393

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 19/8

11:44 a.m.-6:04 p.m.

Nonstop4h 20m

Austin Bergstrom

Wed 26/8

8:30 a.m.-11:00 a.m.

Nonstop4h 30m

C$ 393

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 19/8

2:00 p.m.-8:15 p.m.

Nonstop4h 15m

Austin Bergstrom

Wed 26/8

3:45 p.m.-11:05 p.m.

1 stop9h 20m

C$ 407

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Sat 12/9

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

Nonstop4h 00m

Austin Bergstrom

Sat 19/9

11:55 a.m.-6:55 p.m.

1 stop9h 00m

C$ 407

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Tue 4/8

8:15 a.m.-7:50 p.m.

1 stop9h 35m

Austin Bergstrom

Tue 11/8

4:10 p.m.-6:35 p.m.

Nonstop4h 25m

C$ 436

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Fri 9/10

5:30 p.m.-11:40 p.m.

Nonstop4h 10m

Austin Bergstrom

Mon 12/10

6:11 p.m.-8:50 p.m.

Nonstop4h 39m

C$ 450

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 30/9

2:00 p.m.-8:15 p.m.

Nonstop4h 15m

Austin Bergstrom

Sat 3/10

3:50 p.m.-6:20 p.m.

Nonstop4h 30m

C$ 450

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 29/7

7:15 a.m.-1:26 p.m.

Nonstop4h 11m

Austin Bergstrom

Wed 5/8

6:15 a.m.-8:40 a.m.

Nonstop4h 25m

C$ 477

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Austin

How far ahead should I book a flight from Seattle to Austin?

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Austin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Austin?

Currently, January is the cheapest month in which you can book a flight from Seattle to Austin (average of C$ 359). Flying from Seattle to Austin in July is currently the most expensive (average of C$ 555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to AUS?

Find hourly flight availability from Seattle to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2026.

A simple way to save on the total cost of your ticket is to fly from Seattle to Austin in the afternoon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the evening.

How much does it cost to fly round-trip from Seattle to Austin?

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated 3 July 2026.
Get a feel of what it's like to fly with Alaska Airlines and Delta from Seattle to Austin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,616 reviews
Check prices

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Boarding

8.1

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,616 reviews
Alaska Airlines
7.9
Good
12,616 reviews
Check prices

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Boarding

8.1

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Delta
7.8
Good
8,455 reviews
Alaska Airlines
7.9
Good
12,616 reviews
Check prices

Crew

8.5

Entertainment

7.0

Overall

7.9

Comfort

7.8

Boarding

8.1

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Austin?

    Booking a flight from Seattle/Tacoma Intl (SEA) to Austin Bergstrom (AUS) is your only option if you wish to fly from Seattle to Austin. On a typical day, there are 13 flights from Seattle/Tacoma Intl to Austin Bergstrom, all of which are around 4h 03m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Seattle/Tacoma Intl to Austin.

  • How popular is this Seattle to Austin flight route?

    The Seattle/Tacoma Intl to Austin Bergstrom flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seattle to Austin?

    For as low as C$ 393, Alaska Airlines can have you in Austin from Seattle in 4h 08m. The distance from Seattle to Austin is about 2845 km. All flights are typically direct.

  • What are the cheapest airlines flying from Seattle to Austin round-trip?

    Currently priced at C$ 235, Delta will fly you from Seattle to Austin and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Alaska Airlines for as low as C$ 265. You may be able to fly from Seattle to Austin for 50% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Seattle to Austin?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Austin on time: KLM (88%), Alaska Airlines (87%), American Airlines (83%).

  • Can I find deals for flights from Seattle to Austin that include hotel bookings?

    Yes. In addition to deals on Seattle to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Austin.

  • Can I find deals for business class flights from Seattle to Austin?

    Yes. Cheapflights offers flight deals from Seattle to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Austin?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Austin (average of C$ 359). Flying from Seattle to Austin in July is currently the most expensive (average of C$ 555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Austin?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Austin

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Hobby flights
Seattle to George Bush Intcntl flights
Seattle to Dallas/Fort Worth flights
Bellingham to Dallas/Fort Worth flights

Top 2 airlines flying from Seattle to Austin

Discover the top 2 airlines that operate flights from Seattle to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 235AverageC$ 421FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 265AverageC$ 479FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Austin?

Deals for Seattle to Austin flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Austin?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle to Austin.

Can Cheapflights find flights from Seattle to Austin with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Austin flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to Austin become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Austin from Seattle today and book when prices fit your budget.

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