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$109+ Cheap flights from Seattle to Austin (SEA - AUS)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — AUS
Mar 2 — Mar 91
Sun 3/2
Sun 3/9
1 adult, Economy
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1. Tell us where you want to go
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The best prices from Seattle/Tacoma Intl to Austin Bergstrom are usually found in September or January, booked 71 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap 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 February 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$211
(FlightHub)

One-way from

$109
(Delta)

Popular in

December

Cheapest in

September

Average price

$352

Good round-trip deal

$299 or less

Good one-way deal

$147 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Austin Bergstrom flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Austin Bergstrom flights.
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From Seattle/Tacoma Intl to Austin Bergstrom
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One-way flight from Seattle/Tacoma Intl to Austin Bergstrom
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Austin Bergstrom.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Austin Bergstrom.
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Find flight deals from Seattle to Austin

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 February 25, 2025.

This FlightHub deal was found by Cheapflights users on 2/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/109:06 pmSEA - AUS
1 stop11h 24mSpirit Airlines
Mon 4/1411:25 amAUS - SEA
1 stop26h 10mSpirit Airlines
Deal found 2/25$215
This Expedia deal was found by Cheapflights users on 2/24. 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 4/912:15 amSEA - AUS
Nonstop4h 00mMultiple Airlines
Tue 4/222:49 pmAUS - SEA
1 stop7h 12mMultiple Airlines
Deal found 2/24$216
This Delta deal was found by Cheapflights users on 2/25. 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.
Tue 4/1511:15 amSEA - AUS
Nonstop4h 05mDelta
Tue 4/226:15 pmAUS - SEA
Nonstop4h 40mDelta
Deal found 2/25$217
This Alaska Airlines deal was found by Cheapflights users on 2/24. 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.
Mon 4/712:15 amSEA - AUS
Nonstop4h 00mAlaska Airlines
Wed 4/238:45 amAUS - SEA
1 stop9h 55mAlaska Airlines
Deal found 2/24$237
This Southwest deal was found by Cheapflights users on 2/25. 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.
Wed 4/236:00 amSEA - AUS
2 stops12h 00mSouthwest
Mon 4/286:00 amAUS - SEA
1 stop7h 50mSouthwest
Deal found 2/25$242
This Booking.com deal was found by Cheapflights users on 2/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:00 amSEA - AUS
1 stop15h 23mFrontier
Sat 6/216:10 amAUS - SEA
1 stop20h 33mFrontier
Deal found 2/24$254
This American Airlines deal was found by Cheapflights users on 2/24. 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.
Thu 4/1712:59 amSEA - AUS
1 stop6h 51mAmerican Airlines
Wed 4/2312:26 pmAUS - SEA
1 stop6h 32mAmerican Airlines
Deal found 2/24$277
This Hawaiian Airlines deal was found by Cheapflights users on 2/23. 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.
Sun 5/185:52 pmSEA - AUS
Nonstop4h 07mHawaiian Airlines
Sat 5/245:35 pmAUS - SEA
1 stop7h 11mHawaiian Airlines
Deal found 2/23$282
This United Airlines deal was found by Cheapflights users on 2/24. 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.
Tue 3/2511:59 pmSEA - AUS
1 stop6h 27mUnited Airlines
Tue 4/111:19 amAUS - SEA
2 stops9h 18mUnited Airlines
Deal found 2/24$312

Find flights from Seattle to Austin within your budget

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 2,558,603 searches. Data last updated February 25, 2025.

Fly from

Seattle

Fly to

Austin

Route

Depart

Return

Price

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Thu 4/10

9:06 pm-10:30 am

1 stop11h 24m

Austin Bergstrom

Mon 4/14

11:25 am-11:35 am

1 stop26h 10m

$215

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 4/9

12:15 am-6:15 am

Nonstop4h 00m

Austin Bergstrom

Tue 4/22

2:49 pm-8:01 pm

1 stop7h 12m

$216

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Tue 4/15

11:15 am-5:20 pm

Nonstop4h 05m

Austin Bergstrom

Tue 4/22

6:15 pm-8:55 pm

Nonstop4h 40m

$217

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Mon 4/7

12:15 am-6:15 am

Nonstop4h 00m

Austin Bergstrom

Wed 4/23

8:45 am-4:40 pm

1 stop9h 55m

$237

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Wed 4/23

6:00 am-8:00 pm

2 stops12h 00m

Austin Bergstrom

Mon 4/28

6:00 am-11:50 am

1 stop7h 50m

$242

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Mon 4/7

8:32 am-2:55 pm

Nonstop4h 23m

Austin Bergstrom

Wed 4/9

8:45 am-4:53 pm

1 stop10h 08m

$247

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Fri 6/13

6:00 am-11:23 pm

1 stop15h 23m

Austin Bergstrom

Sat 6/21

6:10 am-12:43 am

1 stop20h 33m

$254

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Thu 4/17

12:59 am-9:50 am

1 stop6h 51m

Austin Bergstrom

Wed 4/23

12:26 pm-4:58 pm

1 stop6h 32m

$277

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Tue 3/25

2:44 pm-11:50 pm

1 stop7h 06m

Austin Bergstrom

Wed 4/2

2:04 pm-12:58 am

2 stops12h 54m

$312

SeattleAustin

SEA - AUS

SEAAUS

Seattle/Tacoma Intl

Tue 4/8

7:15 am-1:23 pm

Nonstop4h 08m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/25

Showing 1-10 of 17 results
1
2

Compare providers for flights from Seattle to Austin

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 Seattle to Austin in February.
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
CheapfaremartPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
CheapOairPrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 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 Seattle-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Austin 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 Seattle-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Travel insights for flights from Seattle to Austin

Get recent, data-driven insights about flights from Seattle to Austin including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Austin. Price data was last updated on February 14, 2025.

The best time to book flights from Seattle to Austin is 71 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 Seattle to Austin?

Currently, January is the cheapest month in which you can book a flight from Seattle to Austin (average of $286). Flying from Seattle to Austin in March is currently the most expensive (average of $362). 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 February 25, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 22% on flights from Seattle to Austin by exploring options for tickets at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to Austin. Price data was last updated on February 16, 2025.

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

Weekly flight availability from Seattle to Austin

Explore weekly flight availability from Seattle to Austin. 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 February 25, 2025.

The most flights from SEA to AUS are scheduled on a Wednesday (18 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Austin by month

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

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

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

If weather is an important factor for your trip to Austin, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 February 25, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Seattle to Austin have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,374 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines
8.0
Very good
9,713 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,163 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Hawaiian Airlines
7.9
Good
2,312 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,734 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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?

    You will need to book a flight from Seattle/Tacoma Intl to Austin Bergstrom if you want to fly from Seattle to Austin. At least 7 different airlines have flights from Seattle/Tacoma Intl (SEA) to Austin Bergstrom (AUS) on a regular basis. There are 16 flights to Austin from the Seattle airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SEA to AUS to be around 4h 00m.

  • How popular is this Seattle to Austin flight route?

    The Seattle/Tacoma Intl to Austin Bergstrom flight path was viewed by 13 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 Seattle to Austin round-trip?

    According to our current data, Spirit Airlines ($211), United Airlines ($212), and Delta ($217) offers the cheapest pricing from Seattle to Austin. These flights start at 42% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Seattle to Austin are Delta ($109), Frontier ($110), and Spirit Airlines ($111).

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

    Consider KLM (100%), Air France (100%) or ITA Airways (100%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Austin.

  • What are the cheapest flights from Seattle to Austin?

    While on average a flight from Seattle to Austin is generally $498, our data shows the cheapest flight currently is $118. When looking at the most popular route, (Seattle/Tacoma Intl - Austin Bergstrom), you can expect to pay $135 for that flight.

  • 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 $286). Flying from Seattle to Austin in March is currently the most expensive (average of $362). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
San Marcos
Georgetown
Seguin
Fredericksburg
Cedar Park
Pflugerville
Bastrop
Canyon Lake
Round Rock
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Austin

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Top 7 airlines flying from Seattle to Austin

Discover the top 7 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 2,558,603 searches. Data last updated February 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$87Average$224FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$222FlexibilityNo cancel feeOn-time62%
DeltaCheapest$179Average$375FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$198Average$403FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$216Average$325FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$256Average$509FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$276Average$441FlexibilityNo cancel feeOn-time63%
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