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Flights from Austin to Seattle Starting at $66

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Austin to Seattle?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Find cheap airlines flights from Austin to Seattle

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From $101
Spirit Airlines
From $116
Southwest Airlines
From $118
United Airlines
From $133
American Airlines
From $137
Allegiant Air
From $160
Sun Country Airlines
From $161
Jetblue Airways
From $235
Delta Air Lines
From $342
Alaska Airlines
From $456
ANA airlines

Find more flights and airlines

Alternative Cheap Routes from Austin to Seattle

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Austin to Seattle.

  • Cheapest
    Frontier Airlines
    AUS
    15:55
    6h 40m
    Direct
    SEA
    20:35
    Austin–Bergstrom International Airport - Seattle-Tacoma International Airport
    Tue, Apr 16Frontier Airlines
    $101
  • Frontier Airlines
    AUS
    15:55
    6h 40m
    Direct
    SEA
    20:35
    Austin–Bergstrom International Airport - Seattle-Tacoma International Airport
    Tue, Apr 16Frontier Airlines
    $101
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Austin (AUS) to Seattle (SEA) the cheapest?

    Airlines adjust prices for flights from Austin to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Austin (AUS) to Seattle (SEA) cost?

    According to Trip.com's data, the lowest price is around $426.
  • How long does it take to fly from Austin (AUS) to Seattle (SEA) and what is the distance?

    It takes around 4 hours 46 minutes to fly from Austin (AUS) to Seattle (SEA).
  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle-Tacoma International Airport to downtown is about 17km. It takes about 30 minutes by taxi.
  • What are the most popular airlines that fly from Austin (AUS) to Seattle (SEA)?

Travel Info | Austin to Seattle

Cheapest nonstop flight price

$66

Cheapest round-trip ticket price

$171

Off-season for travel

November

Peak season for travel

September