C$ 207 Find Cheap Flights from Seattle to Austin – Compare and Save

Among airlines operating Seattle to Austin flights:

• Alaska Airlines: offers extra legroom; offers free seat selection
• Delta: offers extra legroom; offers free seat selection
• Southwest: offers free seat selection
• American Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

3 airlines operate flights between Seattle and Austin. The airlines offering direct flights on this route include:

• Alaska Airlines
• Delta
• Southwest

Flights from Seattle to Austin usually depart from Seattle/Tacoma Intl (SEA) and arrive at Austin Bergstrom (AUS).

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a carry-on bag and a checked bag in Economy Class
• Delta: a carry-on bag and a checked bag in Economy Class
• Southwest: a carry-on bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Two cabin classes are available on flights from Seattle to Austin:

• Economy Class
• First Class

On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 403 round-trip via Houston George Bush Intcntl (IAH), compared to C$ 496 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 49–C$ 139 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

The Boeing 737 family is used most often on this route, operated mainly by American Airlines and Southwest. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

One-stop flights from Seattle to Austin most commonly connect through:

• Denver Intl (DEN) – 73% of one-stop connections
• Dallas/Fort Worth (DFW) – 9% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) – 6% of one-stop connections
• Houston George Bush Intcntl (IAH) – 4% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

On the Seattle to Austin route, being flexible with your departure day can save you up to 22%. Sunday is the cheapest day at C$ 451 round-trip on average, while Monday is the most expensive at C$ 577 – a C$ 125 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Morning is the busiest departure period on Seattle to Austin flights, with 67% leaving in that window. Evening departures account for 33%, Afternoon flights for 0%, and Night flights for 0%.

Some of the most popular sights in Austin are University of Texas at Austin, Sixth Street, and Hilton Austin. These are among the most viewed places in Austin on KAYAK.

These are the earliest and latest flight times available from Seattle to Austin:

• Earliest: departs at 7:15 am and lands at 11:28 am
• Latest: departs at 5:56 pm and lands at 10:09 pm.

The flight takes about 4h 13m.

Last-minute fares on this route – booked within 2 weeks of departure – run 80% above the route average of C$ 493. Book 5 weeks before departure for the lowest fares.

A direct flight from Seattle to Austin takes 4h 13m, covering 4,579 km.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 383 to C$ 1,544. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Seattle to Austin are currently lower than usual. Average one-way flight prices are about C$ 218, which is 39% below the typical average for this route.

Flying via Dallas Love Field (DAL) gives the shortest average 1-stop total travel time at 6h 01m, compared with 6h 22m via Portland (PDX) and 6h 24m via Phoenix Sky Harbor Intl (PHX).

Austin is 2 hours ahead of Seattle (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Austin Bergstrom Airport (AUS) hosts 5 major car rental companies, with daily rates starting from around C$ 19 for economy cars. Top options include:
• Europcar
• Hertz
• Fox
• Easirent
• Thrifty

Round-trip flights from Seattle to Austin range from C$ 365 to C$ 673, with an average of C$ 493 over the past 12 months. Anything below C$ 365 counts as a good deal.

Three airlines offer in-flight Wi-Fi on Seattle to Austin flights:

• • Alaska Airlines
• • Delta
• • JetBlue