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$83+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SEA
abr. 21 — abr. 281
lun. 4/21
lun. 4/28
1 adult, Economy
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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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 Thursday or Friday 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 abril 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$181
(CheapOair)

One-way from

$83
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$297

Good round-trip deal

$299 or less

Good one-way deal

$165 or less
Provider with most accurate pricing for Austin Bergstrom-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Austin Bergstrom-Seattle/Tacoma Intl flights.
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From Austin Bergstrom to Seattle/Tacoma Intl
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One-way flight from Austin Bergstrom to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Austin Bergstrom to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Austin Bergstrom to Seattle/Tacoma Intl.
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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 abril 16, 2025.

This CheapOair deal was found by Cheapflights users on 4/15. 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.
mar. 5/66:45 amAUS - SEA
1 stop19h 04mFrontier
mar. 5/136:00 amSEA - AUS
1 stop15h 20mFrontier
Deal found 4/15$181
This Mytrip deal was found by Cheapflights users on 4/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/35:30 amAUS - SEA
1 stop8h 05mSpirit Airlines
lun. 5/52:30 pmSEA - AUS
2 stops32h 22mSpirit Airlines
Deal found 4/14$184
This CheapOair deal was found by Cheapflights users on 4/15. 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.
mar. 4/296:00 amAUS - SEA
1 stop20h 44mMultiple Airlines
lun. 5/512:30 pmSEA - AUS
1 stop10h 22mMultiple Airlines
Deal found 4/15$186
This Delta deal was found by Cheapflights users on 4/16. 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.
mar. 5/136:22 amAUS - SEA
Nonstop4h 33mDelta
mié. 5/145:30 pmSEA - AUS
Nonstop4h 12mDelta
Deal found 4/16$217
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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.
mar. 6/34:08 pmAUS - SEA
1 stop6h 52mAlaska Airlines
mar. 6/1011:59 pmSEA - AUS
Nonstop4h 06mAlaska Airlines
Deal found 4/16$227
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/103:37 pmAUS - SEA
1 stop7h 22mHawaiian Airlines
sáb. 5/178:00 amSEA - AUS
1 stop6h 35mHawaiian Airlines
Deal found 4/15$230
This Southwest deal was found by Cheapflights users on 4/14. 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.
jue. 5/86:00 amAUS - SEA
1 stop7h 50mSouthwest
sáb. 5/106:30 amSEA - AUS
2 stops8h 35mSouthwest
Deal found 4/14$252
This American Airlines deal was found by Cheapflights users on 4/15. 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.
sáb. 5/102:44 pmAUS - SEA
1 stop7h 38mAmerican Airlines
vie. 5/161:10 amSEA - AUS
1 stop8h 30mAmerican Airlines
Deal found 4/15$267
This United Airlines deal was found by Cheapflights users on 4/16. 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.
sáb. 6/76:17 pmAUS - SEA
1 stop6h 01mUnited Airlines
jue. 6/1211:59 pmSEA - AUS
1 stop6h 38mUnited Airlines
Deal found 4/16$277

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 abril 16, 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

mar. 5/6

6:45 am-11:49 pm

1 stop19h 04m

Seattle/Tacoma Intl

mar. 5/13

6:00 am-11:20 pm

1 stop15h 20m

$181

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

sáb. 5/3

5:30 am-11:35 am

1 stop8h 05m

Seattle/Tacoma Intl

lun. 5/5

2:30 pm-12:52 am

2 stops32h 22m

$184

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

mar. 4/29

6:00 am-12:44 am

1 stop20h 44m

Seattle/Tacoma Intl

lun. 5/5

12:30 pm-12:52 am

1 stop10h 22m

$186

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

mar. 5/13

6:22 am-8:55 am

Nonstop4h 33m

Seattle/Tacoma Intl

mié. 5/14

5:30 pm-11:42 pm

Nonstop4h 12m

$217

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

sáb. 6/7

6:59 pm-9:34 pm

Nonstop4h 35m

Seattle/Tacoma Intl

sáb. 6/14

9:03 am-3:11 pm

Nonstop4h 08m

$227

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

sáb. 5/10

3:37 pm-8:59 pm

1 stop7h 22m

Seattle/Tacoma Intl

sáb. 5/17

8:00 am-4:35 pm

1 stop6h 35m

$230

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

jue. 5/8

6:00 am-11:50 am

1 stop7h 50m

Seattle/Tacoma Intl

sáb. 5/10

6:30 am-5:05 pm

2 stops8h 35m

$252

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

sáb. 5/10

2:44 pm-8:22 pm

1 stop7h 38m

Seattle/Tacoma Intl

vie. 5/16

1:10 am-11:40 am

1 stop8h 30m

$267

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

sáb. 6/7

6:17 pm-10:18 pm

1 stop6h 01m

Seattle/Tacoma Intl

jue. 6/12

11:59 pm-8:37 am

1 stop6h 38m

$277

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

mar. 5/6

5:30 am-11:35 am

1 stop8h 05m

$83

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 18 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 eDreams the most. eDreams 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.

Read more about Qatar Airwaysby Brandon Schultz
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.

Read more about Alaska Airlinesby Robert Schrader
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 April 11, 2025.

Booking 82 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 abril 16, 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 27% 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 30, 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 abril 16, 2025.

The most flights from AUS to SEA are scheduled on a Monday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 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 abril 16, 2025.
To help decide which airline to fly from Austin to Seattle, see what other customers have to say about Alaska Airlines, Southwest and Delta. 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
9,882 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

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
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

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
4,282 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

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
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

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
2,380 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

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
8,665 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

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.

  • 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 21 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?

    Within the past month, 98 users have taken a look at flights from Austin Bergstrom to Seattle/Tacoma Intl.

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

    Currently priced at $181, Frontier will fly you from Austin to Seattle and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Alaska Airlines - these airlines can fly you to your destination from $184 and $217, respectively. Frontier is 47% 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 Spirit Airlines. According to our data, you can fly for as low as $83. Users have also found prices from $116 and $118 on Frontier and Hawaiian 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: Aeromexico (100%), Condor (93%), Korean Air (93%).

  • What are the cheapest flights from Austin to Seattle?

    Looking at all options, your cheapest flight can be booked for $108. While the most popular route (Austin Bergstrom - Seattle/Tacoma Intl) can be booked for $152 on average our data indicates $831 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
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Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
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Alternative routes for Austin to Seattle

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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 abril 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$90Average$204FlexibilityNo cancel feeOn-time65%
FrontierCheapest$134Average$273FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$148Average$307FlexibilityNo cancel feeOn-time85%
DeltaCheapest$177Average$352FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$197Average$375FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$216Average$386FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$259Average$485FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$286Average$436FlexibilityNo cancel feeOn-time63%

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