Is United Airlines the cheapest airline to fly with from Austin to Seattle?

With an average price of $332 return, United Airlines is not the cheapest airline to fly from Austin to Seattle with. Instead, for the lowest price, our data suggests flying with Spirit Airlines, where a return flight costs $182 on average.

What is the cheapest United Airlines flight from Austin to Seattle?

In the last 3 days, the lowest price for a flight with United Airlines from Austin to Seattle was $187 for a return flight and $108 for a one-way flight.

Does United Airlines fly direct to Seattle from Austin?

No, United Airlines does not fly the route directly.

What’s the cheapest day of the week to fly from Austin to Seattle with United Airlines?

On average, the cheapest day of the week to fly from Austin to Seattle with United Airlines is Tuesday, when prices are around $124. The most expensive day is generally Saturday, where the average price is around $274.

$110 Cheap United Airlines Flights from Austin to Seattle

Flight Deals

Cheap United Airlines Flight Deals from Austin to Seattle

Here are some of the best deals found on KAYAK recently from United Airlines for round-trip flights from Austin to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip United Airlines flight deals from Austin to Seattle

Mon, Jan 12 - Mon, Jan 19

1:00 pm - 6:26 pm

AUS

SEA

7h 26m1 stop

7:00 am - 5:15 pm

SEA

AUS

8h 15m1 stop

$219United Airlines

Thu, Jan 22 - Mon, Jan 26

1:58 pm - 9:12 pm

AUS

SEA

9h 14m2 stops

7:00 am - 3:24 pm

SEA

AUS

6h 24m1 stop

$224United Airlines

Sun, Mar 1 - Tue, Mar 31

9:35 am - 3:41 pm

AUS

SEA

8h 06m1 stop

8:55 am - 4:58 pm

SEA

AUS

6h 03m1 stop

$250United Airlines

Fri, Feb 6 - Sun, Feb 8

1:58 pm - 9:12 pm

AUS

SEA

9h 14m2 stops

5:00 am - 12:56 pm

SEA

AUS

5h 56m1 stop

$254United Airlines

Sun, Jan 11 - Mon, Jan 12

8:50 am - 1:57 pm

AUS

SEA

7h 07m1 stop

12:25 pm - 10:59 pm

SEA

AUS

8h 34m2 stops

$256United Airlines

Wed, Feb 25 - Sat, Feb 28

9:43 am - 6:03 pm

AUS

SEA

10h 20m2 stops

9:00 am - 4:56 pm

SEA

AUS

5h 56m1 stop

$289United Airlines

Wed, Feb 25 - Sat, Feb 28

9:43 am - 6:03 pm

AUS

SEA

10h 20m2 stops

9:19 am - 6:34 pm

SEA

AUS

7h 15m1 stop

$299United Airlines

Mon, Feb 2 - Tue, Feb 17

5:58 pm - 12:56 am

AUS

SEA

8h 58m1 stop

7:00 am - 7:57 pm

SEA

AUS

10h 57m2 stops

$309United Airlines

Thu, Feb 5 - Sun, Feb 8

1:58 pm - 9:12 pm

AUS

SEA

9h 14m2 stops

12:57 pm - 9:35 pm

SEA

AUS

6h 38m1 stop

$314United Airlines

Fri, Feb 6 - Sun, Feb 8

1:58 pm - 9:12 pm

AUS

SEA

9h 14m2 stops

8:10 am - 10:59 pm

SEA

AUS

12h 49m2 stops

$319United Airlines

Useful Info

Low season	April
High season	July
Cheapest flight	$110
Average price round-trip	$401

Best time to beat the crowds with an average 22% drop in price.

Most popular time to fly and prices are also 11% lower on average.

Flight from Austin to Seattle

(price for this month)

When to Book Flights with United Airlines from Austin to Seattle

Average price per month

Flight prices as travel date approaches

Is United Airlines the cheapest airline to fly with from Austin to Seattle?
With an average price of $332 return, United Airlines is not the cheapest airline to fly from Austin to Seattle with. Instead, for the lowest price, our data suggests flying with Spirit Airlines, where a return flight costs $182 on average.
What is the cheapest United Airlines flight from Austin to Seattle?
In the last 3 days, the lowest price for a flight with United Airlines from Austin to Seattle was $187 for a return flight and $108 for a one-way flight.
Does United Airlines fly direct to Seattle from Austin?
No, United Airlines does not fly the route directly.
What’s the cheapest day of the week to fly from Austin to Seattle with United Airlines?
On average, the cheapest day of the week to fly from Austin to Seattle with United Airlines is Tuesday, when prices are around $124. The most expensive day is generally Saturday, where the average price is around $274.

7.4

Good9,094 verified ratings

6.6Food

7.3Comfort

7.7Boarding

8.1Crew

7.1Entertainment

Pros +

Flight was quick and easy. (in 2447 reviews)

Show reviews that mention

2.0 Poor

Sally, Dec 2025

LGA

DEN

It was 11 hours DELAYED BOARDED AND RE BOARDED 3 times

10.0 Wonderful

Roger, Dec 2025

CAE

ORD

The flight was on time. I generally don’t drink or eat on short flights and the seats were good and the flight attendants were friendly. That’s all I expect

6.0 Okay

Sue, Dec 2025

SJO

SFO

Movie selection is good. Crew did not understand mileage program and were no help. Sick later. Food?

10.0 Wonderful

Bill, Dec 2025

LHR

IAH

Staff on board was excellent. Positive upbeat helpful- like it used to be.

8.0 Very good

Eurico Hiromitsu, Dec 2025

ORD

GRU

Razoavel

8.0 Very good

Eurico Hiromitsu, Dec 2025

HND

ORD

Razoavel

10.0 Wonderful

Michele, Dec 2025

RSW

ORD

It was nice to have gotten up upgraded to first class with a meal on a three hour flight

4.0 Mediocre

David, Dec 2025

AUA

EWR

For an expensive flight to another country, United has a lot of nerve serving pretzels and no meals (unless, of course, you want to buy something to eat). Unacceptable.

8.0 Very good

Steven, Dec 2025

SAN

DEN

The seats are not comfortable and cramped

10.0 Wonderful

Verified traveler, Dec 2025

MCI

IAH

It was great. No change

Everything you need to know for your flight from Austin to Seattle

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AUS - SEA

$110 Find Cheap United Airlines Flights from Austin to Seattle

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Cheap United Airlines Flight Deals from Austin to Seattle

Recent round-trip United Airlines flight deals from Austin to Seattle

Recent one-way United Airlines flight deals from Austin to Seattle

Recent last minute United Airlines flight deals from Austin to Seattle

Good to know

When to Book Flights with United Airlines from Austin to Seattle

FAQs for flying to Seattle with United Airlines

Is United Airlines the cheapest airline to fly with from Austin to Seattle?

With an average price of $332 return, United Airlines is not the cheapest airline to fly from Austin to Seattle with. Instead, for the lowest price, our data suggests flying with Spirit Airlines, where a return flight costs $182 on average.

What is the cheapest United Airlines flight from Austin to Seattle?

In the last 3 days, the lowest price for a flight with United Airlines from Austin to Seattle was $187 for a return flight and $108 for a one-way flight.

Does United Airlines fly direct to Seattle from Austin?

No, United Airlines does not fly the route directly.

What’s the cheapest day of the week to fly from Austin to Seattle with United Airlines?

On average, the cheapest day of the week to fly from Austin to Seattle with United Airlines is Tuesday, when prices are around $124. The most expensive day is generally Saturday, where the average price is around $274.

United Airlines Customer Reviews

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Everything you need to know for your flight from Austin to Seattle

Other airlines flying from Austin to Seattle

Flight deals from the most popular airlines with KAYAK users flying the route

Cabin class types available on flights to Seattle

Cabin classes available on flights to Austin. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Seattle with a hotel stay or car rental

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Find deals for your return flight

Top United Airlines flights

The most popular destinations for flights with United Airlines according to clicks from KAYAK users. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.