Cheap flights from Austin to Seattle

Flights overview

Useful information for finding cheap flights from Austin to Seattle and booking your next trip
Cheapest round-trip flights $153
Southwest 1 stop 7 hr Sat, May 2 — Sat, May 9
The cheapest round-trip flight from Austin to Seattle is currently $153
Cheapest one-way flight $77
Southwest 1 stop 10 hr Wed, Apr 22
The cheapest one-way flight from Austin to Seattle is currently $77
Cheapest nonstop flights $179
Alaska Nonstop 5 hr Thu, Apr 30 — Wed, May 6
The cheapest nonstop round-trip flight from Austin to Seattle is currently $179
Last-minute weekend getaway $400
Frontier 1 stop 15 hr Sat, Mar 14 — Sun, Mar 15
The cheapest last-minute weekend getaway from Austin to Seattle is currently $400
Cheapest business class flights $444
Frontier 1 stop 20 hr Thu, Apr 16 — Wed, Apr 22
The cheapest business class round-trip flight from Austin to Seattle is currently $444
Fastest flight 4 hr 20 min The fastest nonstop flight from Austin to Seattle takes 4 hr 20 min
Nonstop flights Every day There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Austin to Seattle is typically September. The most expensive month to fly is typically July.
September
Cheapest
Typical prices: $145–260
July
Most expensive
Typical prices: $245–340

Popular airlines from Austin to Seattle

  • Delta
    Nonstop
    from $179
    Typical price: $235–620
    20 weekly nonstop flights
    AUS - SEA Every day
    200 weekly connecting flights
    AUS - SEA Every day
  • Alaska
    Nonstop
    from $179
    Typical price: $235–600
    21 weekly nonstop flights
    AUS - SEA Every day
    65 weekly connecting flights
    AUS - SEA Every day
  • Southwest
    from $153
    Typical price: $260–600
    383 weekly connecting flights
    AUS - SEA Every day
  • American
    from $199
    Typical price: $255–600
    274 weekly connecting flights
    AUS - SEA Every day
  • United
    from $229
    Typical price: $235–600
    233 weekly connecting flights
    AUS - SEA Every day
  • Frontier
    from $210
    Typical price: $200–425
    27 weekly connecting flights
    AUS - SEA Every day

Popular airports near Austin

  • Austin-Bergstrom International Airport (AUS)
    Austin United States 23 min 6 mi
  • Dallas Fort Worth International Airport (DFW)
    Dallas United States 3 hr 14 min 186 mi
  • George Bush Intercontinental Airport (IAH)
    Houston United States 2 hr 44 min 144 mi
  • San Antonio International Airport (SAT)
    San Antonio United States 1 hr 16 min 66 mi

Popular airports near Seattle

  • Seattle-Tacoma International Airport (SEA)
    Seattle United States 18 min 11 mi
  • Paine Field (PAE)
    Everett United States 31 min 21 mi
  • King County International Airport - Boeing Field (BFI)
    Seattle United States 11 min 5 mi
  • Portland International Airport (PDX)
    Portland United States 2 hr 44 min 140 mi

Frequently asked questions about flying from Austin to Seattle

The cheapest flights from Austin to Seattle are usually in September. Typical ticket prices in September range from $145 to $260.
The cheapest round-trip flight from Austin to Seattle recently found on Google Flights was with Southwest from $153. The cheapest one-way flight was with Southwest from $77.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Delta flight from Austin to Seattle is $179, flying from Apr 30 to May 6.
  • The cheapest Alaska flight from Austin to Seattle is $179, flying from Apr 30 to May 6.
  • The cheapest Southwest flight from Austin to Seattle is $153, flying from May 2 to May 9.
  • The cheapest American flight from Austin to Seattle is $199, flying from Apr 23 to Apr 29.
  • The cheapest United flight from Austin to Seattle is $229, flying from Apr 27 to May 5.
  • The cheapest Frontier flight from Austin to Seattle is $210, flying from Apr 16 to Apr 22.
The cheapest round-trip flight from Austin to Seattle starts at $153 from Sat, May 2 to Sat, May 9. The cheapest one-way flight starts at $77 and departs on Wed, Apr 22.
4 hr 20 min is the shortest flight time from Austin to Seattle.
Most visitors come May–Sep, a period encompassing events such as the Seattle International Film Festival (May); Seafair (Jul), a summer festival including boat races, marathons and parades; and Bumbershoot (Sep), an international music and arts festival. Rainy season is Nov–May, though rain is possible year-round.
It's easy to use Google Flights to find the cheapest days to fly from Austin to Seattle.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from Austin to Seattle really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Austin to Seattle.

In terms of nonstop flights, Alaska is the most popular. Alaska offers 21 nonstop flights and 65 connecting flights per week. Alaska flies from Austin-Bergstrom International Airport (AUS) to Seattle-Tacoma International Airport (SEA) .

In terms of flights, Southwest is the most popular. Southwest offers 383 connecting flights per week. Southwest flies from Austin-Bergstrom International Airport (AUS) to Seattle-Tacoma International Airport (SEA) .

Other popular airlines flying from Austin to Seattle are:
  • Delta offers 20 nonstop flights and 200 connecting flights per week. Delta flies from Austin-Bergstrom International Airport (AUS) to Seattle-Tacoma International Airport (SEA) .
  • American offers 274 connecting flights per week. American flies from Austin-Bergstrom International Airport (AUS) to Seattle-Tacoma International Airport (SEA) .
  • United offers 233 connecting flights per week. United flies from Austin-Bergstrom International Airport (AUS) to Seattle-Tacoma International Airport (SEA) .
  • Frontier offers 27 connecting flights per week. Frontier flies from Austin-Bergstrom International Airport (AUS) to Seattle-Tacoma International Airport (SEA) .
The number of connecting flights refers to distinct flights with at least one stop between Austin and Seattle.
The cheapest round-trip flight from Austin to Seattle recently found on Google Flights was with Southwest from $153. The cheapest one-way flight was with Southwest from $77.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Delta flight from Austin to Seattle is $179, flying from Apr 30 to May 6.
  • The cheapest Alaska flight from Austin to Seattle is $179, flying from Apr 30 to May 6.
  • The cheapest Southwest flight from Austin to Seattle is $153, flying from May 2 to May 9.
  • The cheapest American flight from Austin to Seattle is $199, flying from Apr 23 to Apr 29.
  • The cheapest United flight from Austin to Seattle is $229, flying from Apr 27 to May 5.
  • The cheapest Frontier flight from Austin to Seattle is $210, flying from Apr 16 to Apr 22.
Delta and Alaska fly direct from Austin to Seattle.
  • There are 20 Delta direct flights from Austin to Seattle per week. Flights are available every day.
  • There are 21 Alaska direct flights from Austin to Seattle per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between Austin and Seattle at price $400 is offered by Frontier from Sat, Mar 14 to Sun, Mar 15.
Delta and Alaska fly direct from Austin to Seattle.
  • There are 20 Delta direct flights from Austin to Seattle per week. Flights are available every day.
  • There are 21 Alaska direct flights from Austin to Seattle per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from Austin to Seattle on a daily basis.
The cheapest direct (nonstop) round-trip flights between Austin and Seattle start at $179 from Thu, Apr 30 to Wed, May 6 with Alaska.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Austin to Seattle, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Austin and Seattle start at $444 from Thu, Apr 16 to Wed, Apr 22 with Frontier.
The cheapest economy class round-trip flights between Austin and Seattle start at $153 from Sat, May 2 to Sat, May 9.
To book business class trips from Austin to Seattle, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Austin and Seattle starts at $400 from Sat, Mar 14 to Sun, Mar 15 with Frontier.
The cheapest last-minute deal between Austin and Seattle at price $400 is offered by Frontier from Sat, Mar 14 to Sun, Mar 15.
To find last-minute flight deals from Austin to Seattle, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

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