Seattle

$118+ Cheap flights from Austin to Seattle (AUS - SEA)

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SEA
Apr 2 — Apr 91
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Find cheap flights from Austin to Seattle with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
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3. Compare prices and book
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Cheapflights Tip: The best prices from Austin Bergstrom to Seattle/Tacoma Intl are usually found in September or October, booked 41 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$188
(CheapOair)

One-way from

$118
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$376

Good round-trip deal

$307 or less

Good one-way deal

$183 or less
Provider with most accurate pricing for Austin Bergstrom-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Austin Bergstrom-Seattle/Tacoma Intl flights.
From Austin Bergstrom to Seattle/Tacoma Intl
One-way flight from Austin Bergstrom to Seattle/Tacoma Intl
Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from Austin Bergstrom to Seattle/Tacoma Intl.
Price to beat on a one-way flight from Austin Bergstrom to Seattle/Tacoma Intl.

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 March 28, 2025.

This CheapOair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:20 pmAUS - SEA
1 stop16h 15mSpirit Airlines
Sun 4/278:56 pmSEA - AUS
1 stop11h 34mSpirit Airlines
Deal found 3/27$188
This Expedia deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/237:30 amAUS - SEA
Nonstop4h 38mMultiple Airlines
Tue 4/2912:30 pmSEA - AUS
1 stop10h 22mMultiple Airlines
Deal found 3/26$190
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:00 amAUS - SEA
Nonstop4h 44mDelta
Tue 4/297:15 amSEA - AUS
Nonstop4h 05mDelta
Deal found 3/27$217
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:10 pmAUS - SEA
1 stop6h 50mUnited Airlines
Sat 5/312:45 pmSEA - AUS
2 stops9h 09mUnited Airlines
Deal found 3/26$222
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/197:59 pmAUS - SEA
1 stop12h 03mAlaska Airlines
Wed 4/237:00 amSEA - AUS
1 stop15h 19mAlaska Airlines
Deal found 3/27$236
This Hawaiian Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:27 pmAUS - SEA
Nonstop4h 33mHawaiian Airlines
Thu 5/85:40 pmSEA - AUS
Nonstop4h 08mHawaiian Airlines
Deal found 3/27$237
This CheapOair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/106:00 amAUS - SEA
1 stop20h 44mFrontier
Sun 5/188:22 pmSEA - AUS
1 stop17h 41mFrontier
Deal found 3/27$240
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:00 amAUS - SEA
1 stop6h 23mAmerican Airlines
Mon 5/2611:58 pmSEA - AUS
1 stop6h 22mAmerican Airlines
Deal found 3/26$287
This Southwest deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:00 pmAUS - SEA
1 stop6h 15mSouthwest
Sun 9/285:35 amSEA - AUS
2 stops8h 20mSouthwest
Deal found 3/27$348

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 2,558,603 searches. Data last updated March 28, 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

Thu 4/24

9:20 pm-11:35 am

1 stop16h 15m

Seattle/Tacoma Intl

Sun 4/27

8:56 pm-10:30 am

1 stop11h 34m

$188

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 4/23

7:30 am-10:08 am

Nonstop4h 38m

Seattle/Tacoma Intl

Tue 4/29

12:30 pm-12:52 am

1 stop10h 22m

$190

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 4/23

6:00 am-8:44 am

Nonstop4h 44m

Seattle/Tacoma Intl

Tue 4/29

7:15 am-1:20 pm

Nonstop4h 05m

$217

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 4/30

6:10 pm-11:00 pm

1 stop6h 50m

Seattle/Tacoma Intl

Sat 5/3

12:45 pm-11:54 pm

2 stops9h 09m

$222

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 6/10

7:28 am-2:26 pm

1 stop8h 58m

Seattle/Tacoma Intl

Tue 6/17

2:00 pm-11:37 pm

1 stop7h 37m

$236

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Sat 5/10

6:00 am-12:44 am

1 stop20h 44m

Seattle/Tacoma Intl

Sun 5/18

8:22 pm-4:03 pm

1 stop17h 41m

$240

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Sat 5/17

4:08 pm-9:12 pm

1 stop7h 04m

Seattle/Tacoma Intl

Mon 5/19

12:58 pm-11:38 pm

1 stop8h 40m

$246

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Fri 4/18

3:48 pm-10:59 pm

1 stop9h 11m

Seattle/Tacoma Intl

Sun 4/20

12:59 am-11:36 am

1 stop8h 37m

$257

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 7/8

8:20 pm-1:15 am

1 stop6h 55m

Seattle/Tacoma Intl

Wed 7/16

6:15 am-5:10 pm

2 stops8h 55m

$322

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 4/22

3:37 pm-9:12 pm

1 stop7h 35m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 18 results
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Compare providers for flights from Austin to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Seattle in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Austin-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Austin to Seattle flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Austin to Seattle trip
Airlines
Qatar Airways

Qatar Airways allows only one carry-on item in economy, so pack wisely to avoid fees.


Qatar Airways' business class offers pajamas and a flexible dining menu for a luxurious experience.

Alaska Airlines

Alaska Airlines offers Wi-Fi for a flat fee, ideal for business travelers needing connectivity.


Alaska Airlines' Premium Class provides extra legroom and free cocktails, enhancing comfort.

Airports
AUS

Expect long lines at AUS, especially during morning rush hours. Plan extra time for security to avoid missing your flight.

Read more about AUSby Ramsey Qubein
SEA

Use the Link light rail for a cost-effective trip from SEA to downtown Seattle, taking less than 40 minutes.

Read more about SEAby Brandon Schultz
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on Qatar Airways and SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on AUS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 March 21, 2025.

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Austin to Seattle. 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 Austin to Seattle?

Currently, January is the cheapest month in which you can book a flight from Austin to Seattle (average of $238). Flying from Austin to Seattle in July is currently the most expensive (average of $411). 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 March 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Austin to Seattle in the afternoon. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Austin to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Austin to Seattle. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Austin to Seattle flight should consider departing on Thursday afternoons when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 March 28, 2025.

The most flights from AUS to SEA are scheduled on a Thursday (25 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 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 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 March 28, 2025.
To help decide which airline to fly from Austin to Seattle, see what other customers have to say about Southwest, Alaska Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
8.0
Very good

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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

    If you wish to fly to Seattle from Austin, then you need to book flights from Austin Bergstrom to Seattle/Tacoma Intl. There are 19 flights from Austin Bergstrom (AUS) to Seattle/Tacoma Intl (SEA) per day to choose from. Flights to Seattle from Austin Bergstrom are available from 9 different airlines, which means you should have some options if you want to compare airfare deals. 4h 23m is how long a nonstop flight from Austin to Seattle/Tacoma Intl typically takes.

  • How popular is this Austin to Seattle flight route?

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

    Currently priced at $188, Spirit Airlines will fly you from Austin to Seattle and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $217 and $222, respectively. Spirit Airlines is 45% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $118. Users have also found prices from $119 and $122 on Delta and Spirit Airlines, respectively.

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

    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 Austin to Seattle on time: KLM (100%), Air France (100%), Aeromexico (100%).

  • What are the cheapest flights from Austin to Seattle?

    Looking at all options, your cheapest flight can be booked for $131. While the most popular route (Austin Bergstrom - Seattle/Tacoma Intl) can be booked for $156 on average our data indicates $1,163 when flying from Austin to Seattle.

  • 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 $238). Flying from Austin to Seattle in July is currently the most expensive (average of $411). 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

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Renton
Lacey
Ocean Shores
Leavenworth
Federal Way
Olympia
Cle Elum
Centralia
Mukilteo
Aberdeen
Shoreline
Lynnwood
Shelton
Silverdale
Redmond
Monroe

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Austin to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Austin to Seattle

Discover the top 8 airlines that operate flights from Austin to Seattle. 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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$84Average$210FlexibilityNo cancel feeOn-time65%
FrontierCheapest$126Average$265FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$148Average$322FlexibilityNo cancel feeOn-time85%
DeltaCheapest$177Average$362FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$197Average$382FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$216Average$384FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$265Average$480FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$287Average$461FlexibilityNo cancel feeOn-time63%
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