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Cheap flights from Austin to Seattle from C$ 197

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SEA
17 Jun — 24 Jun1
1 adult

Cheapflights Tip: The best prices from Austin Bergstrom to Seattle/Tacoma Intl are usually found in September or October, booked 82 days in advance, depart on a Wednesday or Thursday and return on a Saturday

Cheap 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 12 June 2025.

Round-trip from

C$ 317

One-way from

C$ 197

Popular in

December

Cheapest in

September

Average price

C$ 541
United Airlines
  • United Airlines
  • 19/8-10/9
  • 2 total stops
  • 13h 53m total
  • Austin to Seattle
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Southwest
  • Southwest
  • 11/8
  • 1 total stop
  • 6h 15m total
  • Austin to Seattle
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Highest demand for flights based on searches. 7% potential increase in price (C$ 47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Austin to Seattle

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 12 June 2025.

Tue 26/86:00 a.m.AUS - SEA
1 stop8h 37mAlaska Airlines
Sat 30/85:20 a.m.SEA - AUS
1 stop9h 30mAlaska Airlines
Deal found 11/6C$ 323
Sat 23/88:00 a.m.AUS - SEA
1 stop7h 30mUnited Airlines
Mon 25/83:19 p.m.SEA - AUS
1 stop6h 40mUnited Airlines
Deal found 11/6C$ 331
Mon 11/88:00 p.m.AUS - SEA
1 stop6h 15mSouthwest
Tue 19/811:10 p.m.SEA - AUS
1 stop10h 20mSouthwest
Deal found 11/6C$ 358
Mon 25/87:20 a.m.AUS - SEA
2 stops13h 35mDelta
Wed 1/1011:15 a.m.SEA - AUS
Nonstop4h 08mDelta
Deal found 11/6C$ 372
Sat 23/87:21 a.m.AUS - SEA
1 stop9h 05mHawaiian Airlines
Mon 1/95:55 p.m.SEA - AUS
Nonstop4h 09mHawaiian Airlines
Deal found 11/6C$ 392
Tue 8/75:30 a.m.AUS - SEA
1 stop7h 04mAmerican Airlines
Thu 10/712:59 a.m.SEA - AUS
1 stop7h 15mAmerican Airlines
Deal found 11/6C$ 555

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 12 June 2025.
Use the filters below to find and compare flights from Austin to Seattle that are best for you.

Fly from

Austin

Fly to

Seattle

Route

Depart

Return

Price

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 19/8

7:50 a.m.-1:30 p.m.

1 stop7h 40m

Seattle/Tacoma Intl

Wed 10/9

7:10 a.m.-3:23 p.m.

1 stop6h 13m

C$ 317

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 6/8

7:37 a.m.-9:00 p.m.

2 stops15h 23m

Seattle/Tacoma Intl

Wed 6/8

11:59 p.m.-6:07 a.m.

Nonstop4h 08m

C$ 321

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 19/8

6:20 a.m.-10:25 a.m.

1 stop6h 05m

Seattle/Tacoma Intl

Wed 10/9

7:00 a.m.-6:30 p.m.

2 stops9h 30m

C$ 345

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 5/8

6:25 a.m.-8:55 a.m.

Nonstop4h 30m

Seattle/Tacoma Intl

Tue 12/8

7:23 a.m.-1:35 p.m.

Nonstop4h 12m

C$ 365

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Fri 8/8

7:30 p.m.-10:00 p.m.

Nonstop4h 30m

Seattle/Tacoma Intl

Sun 17/8

9:03 a.m.-3:11 p.m.

Nonstop4h 08m

C$ 420

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 8/7

5:30 a.m.-10:34 a.m.

1 stop7h 04m

Seattle/Tacoma Intl

Thu 10/7

12:59 a.m.-10:14 a.m.

1 stop7h 15m

C$ 555

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Mon 11/8

8:00 p.m.-12:15 a.m.

1 stop6h 15m

C$ 197

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Thu 11/9

6:00 a.m.-3:07 p.m.

2 stops11h 07m

C$ 198

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 1/7

9:45 a.m.-12:12 p.m.

Nonstop4h 27m

C$ 217

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 16/9

5:10 a.m.-6:05 p.m.

2 stops14h 55m

C$ 221

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 12 results
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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?

Use this chart to determine the optimal time to book a round-trip flight from Austin to Seattle. Price data was last updated on 9 June 2025.

The best time to book flights from Austin to Seattle is 82 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$ 261). Flying from Austin to Seattle in December is currently the most expensive (average of C$ 353). 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 12 June 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 45% on flights from Austin to Seattle by exploring options for tickets in the afternoon.

Weekly flight availability from Austin to Seattle

Explore weekly flight availability from Austin to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 2025.

The most flights from AUS to SEA are scheduled on a Wednesday (35 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated 12 June 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Austin to Seattle to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    According to our current data, United Airlines (C$ 317), Alaska Airlines (C$ 321), and Southwest (C$ 345) offers the cheapest pricing from Austin to Seattle. These flights start at 31% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Austin to Seattle one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as C$ 197. However, be on the lookout for offers from Alaska Airlines and Hawaiian Airlines, as they are both options that can get you from Austin to Seattle for a low price.

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

    The top 3 most reliable airlines when flying from Austin to Seattle are Aeromexico (98%), WestJet (95%) and Finnair (91%).

  • 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$ 261). Flying from Austin to Seattle in December is currently the most expensive (average of C$ 353). 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
Leavenworth
Tukwila
SeaTac
Tacoma
Marysville
Bothell
Renton
Olympia
Lynnwood

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