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Cheap flights from Austin to Seattle from C$ 233

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SEA
10 Jul — 17 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Austin Bergstrom to Seattle/Tacoma Intl are usually found in January or April, booked 62 days in advance, depart on a Monday or Tuesday and return on a Saturday

Cheap flight deals from Austin to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Austin to Seattle
Explore the most affordable flight options available from Austin to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 June 2026.

Wed 26/811:55 a.m.
AUS
-
SEA
2 stops10h 20m
Southwest
Sat 5/96:00 a.m.
SEA
-
AUS
1 stop6h 50m
Southwest
Deal found 10/6C$ 395
Tue 18/87:59 p.m.
AUS
-
SEA
1 stop15h 21m
Alaska Airlines
Wed 19/811:44 a.m.
SEA
-
AUS
Nonstop4h 20m
Alaska Airlines
Deal found 9/6C$ 400
Wed 14/1012:35 p.m.
AUS
-
SEA
2 stops10h 35m
Southwest
Sat 17/1011:00 a.m.
SEA
-
AUS
2 stops9h 55m
Southwest
Deal found 8/6C$ 402
Tue 15/94:10 p.m.
AUS
-
SEA
Nonstop4h 25m
Southwest
Fri 25/910:50 a.m.
SEA
-
AUS
1 stop7h 15m
Southwest
Deal found 8/6C$ 403
Sat 4/72:10 p.m.
AUS
-
SEA
1 stop8h 00m
Southwest
Sat 11/75:00 a.m.
SEA
-
AUS
1 stop8h 10m
Southwest
Deal found 6/6C$ 407
Sat 8/811:55 a.m.
AUS
-
SEA
1 stop9h 00m
Southwest
Sat 22/83:05 p.m.
SEA
-
AUS
Nonstop4h 00m
Southwest
Deal found 8/6C$ 409
Thu 5/114:05 p.m.
AUS
-
SEA
2 stops10h 25m
Southwest
Tue 10/114:40 p.m.
SEA
-
AUS
2 stops14h 50m
Southwest
Deal found 9/6C$ 410
Tue 21/75:45 p.m.
AUS
-
SEA
1 stop9h 00m
Southwest
Wed 29/710:45 p.m.
SEA
-
AUS
1 stop9h 25m
Southwest
Deal found 5/6C$ 414
Wed 9/94:30 p.m.
AUS
-
SEA
1 stop7h 15m
Southwest
Fri 18/910:50 a.m.
SEA
-
AUS
1 stop7h 15m
Southwest
Deal found 9/6C$ 416
Fri 7/87:20 p.m.
AUS
-
SEA
Nonstop4h 25m
Southwest
Tue 11/88:30 a.m.
SEA
-
AUS
1 stop12h 00m
Southwest
Deal found 8/6C$ 417
Wed 16/94:10 p.m.
AUS
-
SEA
Nonstop4h 25m
Southwest
Tue 29/92:00 p.m.
SEA
-
AUS
Nonstop4h 15m
Southwest
Deal found 9/6C$ 418
Fri 31/77:07 p.m.
AUS
-
SEA
Nonstop4h 28m
Alaska Airlines
Fri 14/89:05 a.m.
SEA
-
AUS
Nonstop4h 09m
Alaska Airlines
Deal found 5/6C$ 421

Find flight deals from Austin to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Seattle (SEA). 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 10 June 2026.

Round-trip from

C$ 395

One-way from

C$ 233

Popular in

June

Cheapest in

January

Average price

C$ 568

Good one-way deal

C$ 561 or less
Southwest
  • Southwest
  • 14/10-17/10
  • 3 total stops
  • 16h 15m total
  • Austin to Seattle
Search Deals
Southwest
  • Southwest
  • 7/8
  • Nonstop
  • 4h 25m total
  • Austin to Seattle
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 151 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a one-way flight from Austin Bergstrom to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Seattle 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 10 June 2026.
Use the filters below to find and compare flights from Austin to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 5/8

11:55 a.m.-8:15 p.m.

2 stops10h 20m

Seattle/Tacoma Intl

Wed 19/8

8:30 a.m.-7:50 p.m.

1 stop9h 20m

C$ 421

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Sat 1/8

6:30 p.m.-8:55 p.m.

Nonstop4h 25m

Seattle/Tacoma Intl

Sat 8/8

9:20 a.m.-8:45 p.m.

1 stop9h 25m

C$ 467

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 5/8

11:55 a.m.-8:15 p.m.

2 stops10h 20m

Seattle/Tacoma Intl

Fri 14/8

6:15 a.m.-1:55 p.m.

1 stop5h 40m

C$ 477

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 22/7

6:00 a.m.-8:23 a.m.

Nonstop4h 23m

Seattle/Tacoma Intl

Tue 28/7

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

Nonstop4h 11m

C$ 512

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Fri 11/9

11:50 a.m.-2:28 p.m.

Nonstop4h 38m

Seattle/Tacoma Intl

Mon 14/9

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

Nonstop4h 11m

C$ 512
Quickest round-trip

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Fri 31/7

6:00 a.m.-8:23 a.m.

Nonstop4h 23m

Seattle/Tacoma Intl

Tue 4/8

5:55 p.m.-11:58 p.m.

Nonstop4h 03m

C$ 512

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Thu 27/8

1:55 p.m.-6:52 p.m.

1 stop6h 57m

Seattle/Tacoma Intl

Sun 30/8

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

Nonstop4h 08m

C$ 526

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Fri 21/8

2:20 p.m.-8:50 p.m.

2 stops8h 30m

Seattle/Tacoma Intl

Fri 18/9

10:50 a.m.-8:05 p.m.

1 stop7h 15m

C$ 541

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Mon 3/8

7:59 p.m.-9:19 a.m.

1 stop15h 20m

Seattle/Tacoma Intl

Mon 10/8

6:42 a.m.-4:38 p.m.

1 stop7h 56m

C$ 547

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 14/7

6:50 a.m.-1:35 p.m.

2 stops8h 45m

Seattle/Tacoma Intl

Fri 17/7

2:25 p.m.-1:30 a.m.

1 stop9h 05m

C$ 547

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from Austin to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Austin 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 Austin to Seattle

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

The best time to book flights from Austin to Seattle is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Austin to Seattle (average of C$ 303). Flying from Austin to Seattle in June is currently the most expensive (average of C$ 568). 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 AUS to SEA?

Find hourly flight availability from Austin to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 June 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 54% on flights from Austin to Seattle by exploring options for tickets in the afternoon.

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

Related info for your journey

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

  • How popular is this Austin to Seattle flight route?

    The Austin Bergstrom to Seattle/Tacoma Intl flight path was viewed by 5 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 Austin to Seattle?

    Departing from Austin to Seattle will take you 4h 30m. There are 2845 km between Austin and Seattle. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The top 3 most reliable airlines when flying from Austin to Seattle are Japan Airlines (97%), Korean Air (94%) and Condor (94%).

  • What are the cheapest flights from Austin to Seattle?

    On average you can expect to pay C$ 767 for a flight from Austin to Seattle. The cheapest flight overall is C$ 535 while the most popular route, (Austin Bergstrom - Seattle/Tacoma Intl) is currently priced at C$ 470.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Austin to Seattle 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 Austin to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Austin to Seattle (average of C$ 303). Flying from Austin to Seattle in June is currently the most expensive (average of C$ 568). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Kent
Leavenworth
Mukilteo
Tacoma
Renton
Cashmere
Tukwila
Olympia
Marysville
Kirkland

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