Cheap flights from Austin to Seattle (AUS - SEA) from $39

This is the cheapest one-way flight price, found on 9/26. Prices may vary by date and flight preferences.
AUS — SEA
Oct 2 — Oct 91

The best prices from Austin Bergstrom to Seattle/Tacoma Intl are usually found in January or February, booked 31 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

How to find the cheapest flight from Austin (AUS) to Seattle (SEA)

All the information you need to plan the best AUS to SEA flight in 2023: compare Austin to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.

Popular in

July

Cheapest in

January

Round-trip from

$237

One-way from

$109
High demand for flights, 34% potential price rise
Best time to find cheap flights, 38% potential price drop
From Austin Bergstrom to Seattle/Tacoma Intl
One-way flight from Austin Bergstrom to Seattle/Tacoma Intl

AUS - SEA

Price

$237 - $457

SEA

Temperature

41 - 66.2 °F

SEA

Rainfall

0.7 - 6.6 inches

What is the cheapest day to fly round-trip from Austin to Seattle?

Flights from Austin to Seattle are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Seattle.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 84% on flights from Austin to Seattle compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $534. For sooner than that we have options available in the next 3 days from $749.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, January can be a great choice for travel to Seattle. Flights to Seattle from Austin in January are about $367 on average during January, but can be found for as low as $168.

When is the cheapest time to fly from Austin to Seattle (AUS - SEA)?

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 18% on your trip compared to booking a flight at noon.

Cheap Spirit Airlines flights from Austin to Seattle

Check out some of the cheapest Spirit Airlines flights we've come across from Austin to Seattle. Make sure to double check the flight details before booking.
  • If you’re traveling from Austin to Seattle, one of the more common airlines traveling that route is Spirit Airlines. Austin to Seattle flights are typically 19% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $354.74 RT. The cheapest Spirit Airlines flight found for this route was $149. When traveling from Austin to Seattle on Spirit Airlines, the most popular airport to depart from is Austin Bergstrom Airport and the most popular airport to arrive at is Seattle/Tacoma Intl Airport. When flying from Austin to Seattle, Spirit Airlines flights are 14% more popular than any other airline flying that same route.

Cheap Frontier flights from Austin to Seattle

Browse through some of the cheapest Frontier flights traveling from Austin to Seattle. Make sure to examine the flight information before completing your reservation.
  • One of the most popular airlines traveling from Austin to Seattle is Frontier. Flights from Frontier traveling this route typically cost $367.81 RT. This price is typically 39% cheaper than other airlines that offer Austin to Seattle flights. When booking this route, the cheapest RT price found was $159. Austin Bergstrom Airport is the most common Austin airport to take off from when flying to Seattle. Seattle/Tacoma Intl Airport is the most popular arrival airport in Seattle. When flying from Austin to Seattle, Frontier flights are 13% more popular than any other airline flying that same route.

Cheap Austin to Seattle flights in September & October 2023

The best prices found for AUS to SEA flights for September, October
Check out some of the best flight deals from Austin to Seattle in 2023. Check back soon for alternative fares.

Austin to Seattle 2023 flight deals

Cheap flights to Seattle from Austin found for this year
Check out some of the best flight deals from Austin to Seattle in 2023. Check back soon for alternative fares.

Non-stop flights to Seattle from Austin

Save time with Austin to Seattle direct flight deals
Consider booking one of these non-stop flights heading from Austin to Seattle. If you're looking for other options for flights from Austin to Seattle, make sure to update the search form at the top of page.

Austin to Seattle flights leaving soon

Late deals on return flights to Seattle from Austin, departing today and this week
Check out these flights departing soon from Austin to Seattle. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to Seattle from Austin

The cheapest one-way flights from Austin to Seattle
Users traveling one-way from Austin to Seattle can select one of these great deals. For those needing a return trip from Austin, there is a search form available above.

Find flights from Austin to Seattle within your budget

Use the slider to find flights from Austin to Seattle that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$68 - $203

Route

Depart

Return

Price

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 10/17

1 stop13h 41m

Seattle/Tacoma Intl

Mon 10/23

1 stop13h 48m

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 10/18

1 stop13h 41m

Seattle/Tacoma Intl

Wed 10/25

1 stop13h 28m

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 11/28

1 stop13h 48m

Seattle/Tacoma Intl

Mon 12/4

1 stop14h 06m

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 10/18

1 stop13h 41m

Seattle/Tacoma Intl

Mon 10/23

1 stop13h 48m

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Mon 12/4

1 stop7h 09m

Seattle/Tacoma Intl

Mon 12/11

1 stop13h 57m

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Mon 10/16

1 stop22h 54m

Seattle/Tacoma Intl

Tue 10/17

1 stop15h 53m

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 10/17

1 stop13h 41m

Seattle/Tacoma Intl

Tue 10/31

1 stop15h 14m

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Thu 10/19

1 stop21h 47m

Seattle/Tacoma Intl

Thu 11/2

1 stop15h 11m

Austin BergstromSeattle/Tacoma Intl

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 11/7

1 stop8h 43m

Seattle/Tacoma Intl

Mon 11/13

1 stop6h 07m

Flights are sorted by cheapest first

Deals found on 9/26

Reviews of airlines servicing Seattle

To help decide which airline to fly from Austin to Seattle, see what other customers have to say about Spirit Airlines, Frontier and American Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Comfort

8.0

Entertainment

7.2

Crew

8.6

Overall

8.1

Food

7.2

Reviews

1 / 10

Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.

Alaska Airlines
8.1
Very good
1,393 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Comfort

8.0

Entertainment

7.2

Crew

8.6

Overall

8.1

Food

7.2

Reviews

1 / 10

Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.

Delta
7.9
Good
3,021 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Comfort

8.0

Entertainment

7.2

Crew

8.6

Overall

8.1

Food

7.2

Reviews

1 / 10

Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Comfort

8.0

Entertainment

7.2

Crew

8.6

Overall

8.1

Food

7.2

Reviews

1 / 10

Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Comfort

8.0

Entertainment

7.2

Crew

8.6

Overall

8.1

Food

7.2

Reviews

1 / 10

Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.

WestJet
7.2
Good
918 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Comfort

8.0

Entertainment

7.2

Crew

8.6

Overall

8.1

Food

7.2

Reviews

1 / 10

Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.

Related info for your journey

Useful info, stats and facts about Austin to Seattle flights.

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 7 different airlines, which means you should have some options if you want to compare airfare deals. 4h 25m is how long a nonstop flight from Austin to Seattle/Tacoma Intl typically takes.

Can I find flights from Austin to Seattle for under $100 on Cheapflights?

Yes, there are multiple flights from Austin to Seattle for under $100. The cheapest flight booked recently is on Spirit Airlines for just $68, but on average you can expect to pay $94.

Are there nonstop flights from Austin to Seattle for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Austin to Seattle under $300. A good price for a nonstop flight from Austin to Seattle is less than $324.

Are there last-minute flights available from Austin to Seattle for under $200?

There are currently 20+ open flights from Austin to Seattle within the next 7 days for less than $200.

What days are nonstop flights available from Austin to Seattle?

Nonstop flights can be found on the following days: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

How popular is this Austin to Seattle flight route?

How many flights depart from Austin to Seattle on average per day?

On average 34 flights depart from Austin to Seattle per day.
Morning (6am - Noon) - 59% of flight departures
Afternoon (Noon - 6pm) - 26% of flight departures
Evening (6pm - Midnight) - 15% of flight departures

How long is the flight from Austin to Seattle?

Departing from Austin to Seattle will take you 13h 41m. The distance from Austin to Seattle is about 1779 mi.

What is the cheapest airline to fly from Austin to Seattle round-trip?

Currently priced at $68, 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. Spirit Airlines is 81% 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 $39. Users have also found prices from $56 and $109 on Frontier and Delta, respectively.

What are the most popular airlines that fly from Austin to Seattle?

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%), WestJet (95%), Korean Air (95%).

What are the cheapest flights from Austin to Seattle?

Looking at all options, your cheapest flight can be booked for $109. While the most popular route (Austin Bergstrom - Seattle/Tacoma Intl) can be booked for $68 on average our data indicates $650 when flying from Austin to Seattle.

What does AUS to SEA mean?

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Austin Bergstrom Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a AUS to SEA flight.

Alternative routes for Austin to Seattle

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

Top 6 airlines flying from Austin to Seattle

The chart below displays the airlines Cheapflights users traveling from Austin to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$96Average$224FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
FrontierCheapest$97Average$206FlexibilityNo cancel feeOn-time62%
Search Frontier flights
United AirlinesCheapest$124Average$316FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$149Average$355FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$159Average$368FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$262Average$558FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Hourly flight availability from Austin to Seattle

See what time of day planes typically take off from Austin to Seattle
19%of flight departuresEarly morningMidnight to 6 am
51%of flight departuresMorning6 am to noon
29%of flight departuresAfternoonNoon to 6 pm
1%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Austin to Seattle

See how many times per day planes take to the skies headed from Austin to Seattle
Sunday19daily flights
Monday19daily flights
Tuesday18daily flights
Wednesday17daily flights
Thursday19daily flights
Friday25daily flights
Saturday17daily flights

Fly with Cheapflights

What makes Cheapflights the go-to destination for all your flight needs

How does Cheapflights help users find flights from Austin to Seattle?

Deals for Austin to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Austin to Seattle?

Cheapflights simply makes it quick and affordable to book flights from Austin to Seattle by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Austin to Seattle with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Austin to Seattle flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Austin to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which essentially offers users the ability to be notified when flight prices change. Track prices for your flight to Seattle from Austin today and book when you’re ready!

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