How popular is this Austin to Seattle flight route?

Within the past month, 97 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 $239, 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 Alaska Airlines and Delta - these airlines can fly you to your destination from $246 and $249, respectively. Frontier is 29% 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 $128. Users have also found prices from $129 and $130 on Delta and Spirit Airlines, respectively.

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.

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).

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 $194 on average our data indicates $1,117 when flying 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: WestJet (94%), Finnair (89%), Scandinavian Airlines (85%).

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

Before booking your flight from Austin to Seattle check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

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 57 days in advance, which can save you up to 123% on flights from Austin to Seattle compared to booking the week you need them. Waiting 57 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 $481. For sooner than that we have options available in the next 3 days from $575.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Seattle. Flights to Seattle from Austin in September are about $341 on average during September, but can be found for as low as $176.

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 8 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.

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.

$125+ Flights from Austin to Seattle

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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.

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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 Wednesday and return on a Wednesday

Cheap flight deals from Austin to Seattle

Round-trip from	$239 (Frontier)
One-way from	$125 (Mytrip)
Popular in	December
Cheapest in	September
Average price	$406
Good round-trip deal	$321 or less
Good one-way deal	$177 or less

From Austin Bergstrom to Seattle/Tacoma Intl

Search Deals

One-way flight from Austin Bergstrom to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($25 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Austin Bergstrom to Seattle/Tacoma Intl.

Search Deals

Price to beat on a one-way flight from Austin Bergstrom to Seattle/Tacoma Intl.

Search Deals

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 July 3, 2025.

Thu 9/46:30 amAUS - SEA

2 stops13h 09mFrontier

Tue 9/97:00 amSEA - AUS

1 stop11h 58mFrontier

Deal found 7/2

$239

Sat 9/207:21 amAUS - SEA

1 stop9h 05mAlaska Airlines

Sat 9/2711:20 amSEA - AUS

1 stop9h 39mAlaska Airlines

Deal found 6/30

$246

Wed 8/136:25 amAUS - SEA

Nonstop4h 28mDelta

Tue 8/197:10 amSEA - AUS

2 stops12h 12mDelta

Deal found 7/3

$249

Mon 7/284:34 pmAUS - SEA

1 stop25h 51mSpirit Airlines

Thu 7/315:30 pmSEA - AUS

1 stop19h 59mSpirit Airlines

Deal found 7/2

$252

Fri 8/12:22 pmAUS - SEA

1 stop21h 40mMultiple Airlines

Sun 8/105:30 pmSEA - AUS

1 stop19h 59mMultiple Airlines

Deal found 7/1

$259

Fri 9/55:55 pmAUS - SEA

1 stop7h 10mSouthwest

Wed 9/106:45 amSEA - AUS

2 stops10h 45mSouthwest

Deal found 7/2

$262

Fri 7/251:36 pmAUS - SEA

Nonstop4h 23mHawaiian Airlines

Tue 7/2911:59 pmSEA - AUS

Nonstop4h 08mHawaiian Airlines

Deal found 7/2

$267

Sat 8/28:05 amAUS - SEA

1 stop7h 41mUnited Airlines

Wed 8/611:58 pmSEA - AUS

1 stop6h 39mUnited Airlines

Deal found 7/2

$272

Best flights from Austin to Seattle
Discover carefully curated flight deals from Austin to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Thu 9/46:30 amAUS - SEA

2 stops13h 09mFrontier

Tue 9/97:00 amSEA - AUS

1 stop11h 58mFrontier

Deal found 7/2

$239

Sat 9/207:21 amAUS - SEA

1 stop9h 05mAlaska Airlines

Sat 9/2711:20 amSEA - AUS

1 stop9h 39mAlaska Airlines

Deal found 6/30

$246

Wed 8/136:25 amAUS - SEA

Nonstop4h 28mDelta

Tue 8/197:10 amSEA - AUS

2 stops11h 52mDelta

Deal found 7/2

$249

Mon 7/284:34 pmAUS - SEA

1 stop25h 51mSpirit Airlines

Thu 7/315:30 pmSEA - AUS

1 stop19h 59mSpirit Airlines

Deal found 7/2

$252

Sat 7/267:30 pmAUS - SEA

Nonstop4h 37mHawaiian Airlines

Wed 7/3011:59 pmSEA - AUS

Nonstop4h 08mHawaiian Airlines

Deal found 7/2

$257

Fri 8/12:22 pmAUS - SEA

1 stop21h 40mMultiple Airlines

Sun 8/105:30 pmSEA - AUS

1 stop19h 59mMultiple Airlines

Deal found 7/1

$259

Fri 9/58:15 amAUS - SEA

1 stop8h 35mSouthwest

Tue 9/97:00 amSEA - AUS

2 stops9h 30mSouthwest

Deal found 7/2

$262

Sat 8/28:05 amAUS - SEA

1 stop7h 41mUnited Airlines

Wed 8/611:58 pmSEA - AUS

1 stop6h 39mUnited Airlines

Deal found 7/2

$272

Last-minute flights from Austin to Seattle
Discover last-minute flight deals from Austin to Seattle. Data last updated July 3, 2025 and is based on user searches.

Wed 7/97:00 amAUS - SEA

1 stop18h 42mFrontier

Mon 7/147:48 pmSEA - AUS

1 stop25h 32mFrontier

Deal found 7/2

$258

Sat 7/127:00 amAUS - SEA

1 stop18h 42mMultiple Airlines

Thu 7/245:30 pmSEA - AUS

1 stop19h 59mMultiple Airlines

Deal found 7/2

$307

Sat 7/126:25 amAUS - SEA

Nonstop4h 30mDelta

Thu 7/247:20 amSEA - AUS

Nonstop4h 12mDelta

Deal found 7/3

$497

Sat 7/197:00 amAUS - SEA

1 stop18h 42mFrontier

Wed 7/236:25 amSEA - AUS

1 stop14h 55mFrontier

Deal found 7/2

$241

Mon 7/284:34 pmAUS - SEA

1 stop25h 51mSpirit Airlines

Thu 7/315:30 pmSEA - AUS

1 stop19h 59mSpirit Airlines

Deal found 7/2

$252

Fri 8/12:22 pmAUS - SEA

1 stop21h 40mMultiple Airlines

Sun 8/105:30 pmSEA - AUS

1 stop19h 59mMultiple Airlines

Deal found 7/1

$259

Sat 8/28:05 amAUS - SEA

1 stop7h 41mUnited Airlines

Wed 8/611:58 pmSEA - AUS

1 stop6h 39mUnited Airlines

Deal found 7/2

$272

Thu 8/74:11 pmAUS - SEA

1 stop8h 51mHawaiian Airlines

Tue 8/1211:59 pmSEA - AUS

Nonstop4h 08mHawaiian Airlines

Deal found 7/3

$270

Wed 8/131:36 pmAUS - SEA

Nonstop4h 23mAlaska Airlines

Tue 8/192:05 pmSEA - AUS

1 stop6h 54mAlaska Airlines

Deal found 7/2

$247

Wed 8/136:25 amAUS - SEA

Nonstop4h 28mDelta

Tue 8/197:10 amSEA - AUS

2 stops11h 52mDelta

Deal found 7/2

$249

Sat 8/2312:40 pmAUS - SEA

1 stop9h 15mSouthwest

Thu 8/286:30 amSEA - AUS

2 stops9h 40mSouthwest

Deal found 7/3

$262

One-way flights from Austin to Seattle
Search for one-way flight options from Austin to Seattle. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Thu 7/3111:50 amAUS - SEA

1 stop6h 35mMultiple Airlines

Deal found 7/1

$125

Tue 8/262:59 pmAUS - SEA

1 stop7h 36mAlaska Airlines

Deal found 7/2

$128

Wed 7/236:10 pmAUS - SEA

Nonstop4h 33mDelta

Deal found 7/2

$129

Fri 8/14:34 pmAUS - SEA

1 stop25h 51mSpirit Airlines

Deal found 7/1

$130

Mon 7/146:00 amAUS - SEA

1 stop20h 34mFrontier

Deal found 7/3

$134

Wed 7/237:37 amAUS - SEA

1 stop8h 48mHawaiian Airlines

Deal found 7/2

$138

Mon 8/46:40 pmAUS - SEA

2 stops7h 45mSouthwest

Deal found 7/3

$164

Fri 8/154:20 pmAUS - SEA

2 stops10h 39mUnited Airlines

Deal found 7/3

$169

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Thu 9/4

6:30 am-5:39 pm

2 stops13h 09m

Seattle/Tacoma Intl

Tue 9/9

7:00 am-8:58 pm

1 stop11h 58m

$239

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Sat 9/20

7:21 am-2:26 pm

1 stop9h 05m

Seattle/Tacoma Intl

Sat 9/27

11:20 am-10:59 pm

1 stop9h 39m

$246

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Wed 8/13

6:25 am-8:53 am

Nonstop4h 28m

Seattle/Tacoma Intl

Tue 8/19

7:10 am-9:22 pm

2 stops12h 12m

$249

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Mon 7/28

4:34 pm-4:25 pm

1 stop25h 51m

Seattle/Tacoma Intl

Thu 7/31

5:30 pm-3:29 pm

1 stop19h 59m

$252

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Fri 8/1

2:22 pm-10:02 am

1 stop21h 40m

Seattle/Tacoma Intl

Sun 8/10

5:30 pm-3:29 pm

1 stop19h 59m

$259

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Fri 9/5

8:15 am-2:50 pm

1 stop8h 35m

Seattle/Tacoma Intl

Tue 9/9

7:00 am-6:30 pm

2 stops9h 30m

$262

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Fri 7/25

1:36 pm-3:59 pm

Nonstop4h 23m

Seattle/Tacoma Intl

Tue 7/29

11:59 pm-6:07 am

Nonstop4h 08m

$267

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Sat 8/2

8:05 am-1:46 pm

1 stop7h 41m

Seattle/Tacoma Intl

Wed 8/6

11:58 pm-8:37 am

1 stop6h 39m

$272

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Thu 7/31

11:50 am-4:25 pm

1 stop6h 35m

$125

AustinSeattle

AUS - SEA

AUSSEA

Austin Bergstrom

Tue 8/26

2:59 pm-8:35 pm

1 stop7h 36m

$128

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 16 results

The best insider tips for Austin to Seattle flights

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 early morning rush hours. Arrive early to avoid missing your flight.

SEA

Use the Link light rail for a cost-effective trip to downtown Seattle. It runs every 10 minutes and takes less than 40 minutes.

Our travel experts

Brandon Schultz

Expert on Qatar Airways and SEA

Robert Schrader

Expert on Alaska Airlines

Ramsey Qubein

Expert on AUS

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?

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 $390). 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?

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?

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

Weekly flight availability from Austin to Seattle

The most flights from AUS to SEA are scheduled on a Wednesday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

How much does it cost to fly round-trip from Austin to Seattle?

Reviews of airlines servicing Seattle

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 stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

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

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

4,266 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

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

7,982 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

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

7.8

Good

2,545 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

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

8,861 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

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

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 8 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, 97 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 $239, 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 Alaska Airlines and Delta - these airlines can fly you to your destination from $246 and $249, respectively. Frontier is 29% 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 $128. Users have also found prices from $129 and $130 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: WestJet (94%), Finnair (89%), Scandinavian Airlines (85%).
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 $194 on average our data indicates $1,117 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 $390). 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

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Other flights to Seattle

Top 8 airlines flying from Austin to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$84	Average$202	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$138	Average$251	FlexibilityNo cancel fee	On-time62%
Hawaiian Airlines	Cheapest$151	Average$342	FlexibilityNo cancel fee	On-time85%
Delta	Cheapest$177	Average$332	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$196	Average$357	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$216	Average$355	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$256	Average$431	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$257	Average$440	FlexibilityNo cancel fee	On-time71%

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$125+ 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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Austin to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 Wednesday and return on a Wednesday

Cheap flight deals from Austin to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Austin to Seattle

Cheapest flights from Austin to SeattleExplore 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 July 3, 2025.

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 July 3, 2025.

Cheapflights Fare Finder

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

The best insider tips for Austin to Seattle flights

Cheapflights partnered with top experts to bring you the best recommendations for your Austin to Seattle trip

Airlines

Qatar Airways

Alaska Airlines

Airports

AUS

SEA

Our travel experts

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.

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 June 27, 2025.

What is the cheapest month to book a flight from Austin to Seattle?

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 July 3, 2025.

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 June 29, 2025.

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 July 3, 2025.

How much does it cost to fly round-trip from Austin to Seattle?

Reviews of airlines servicing Seattle

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 stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

How popular is this Austin to Seattle flight route?

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

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

What are the most reliable airlines from Austin to Seattle?

What are the cheapest flights from Austin to Seattle?

Can I find deals for flights from Austin to Seattle that include hotel bookings?

How can I find direct flights from Austin to Seattle?

Can I find deals for business class flights from Austin to Seattle?

What is the cheapest month to book a flight from Austin to Seattle?

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Alternative routes for Austin to Seattle

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Top 8 airlines flying from Austin to Seattle

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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 July 3, 2025.