Flights from Seattle to Austin
North AmericaYear-round

Cheap Flights from Seattle to Austin

Track economy fares on the SEA → AUS route and get alerts when prices drop.

From
Seattle
SEA
To
Austin
AUS

Route Intelligence: Seattle → Austin

Flight Duration

4 hr 17 min (Direct)

Price Guidance

A good deal is under $250 roundtrip. Standard fare is $350–$500+.

Peak Season

Mar-May, Sep-Nov

Top Airlines

Delta Air Lines, Alaska Airlines

Booking Tip

Book 1-3 months in advance for the best domestic fares.

Track Seattle → Austin Fares

Set your target price and FlightKitten will scan this route twice daily. The instant economy fares drop below your budget, you'll get an email with the price, airline, and a direct booking link.

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Route Summary: Seattle → Austin

From
Seattle (SEA)
To
Austin (AUS)
Duration
4 hr 17 min (Direct)
Airlines
Delta Air Lines, Alaska Airlines
Price Guide
A good deal is under $250 roundtrip. Standard fare is $350–$500+.
Tracking
FlightKitten scans 220+ airlines 2× daily
220+
Airlines Monitored
2×
Daily Scanning
AI
Deal Briefings
7-Day
Free Trial
Premium Cabin

Prefer business class on this route?

CEOFLIGHTSon board with your vision

Everyone deserves comfort at an affordable price. CEOFLIGHTS Personal Travel Managers find you the best business class fares and handle every detail of your journey.

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Also available: BestBusinessClass.com

Other Routes to Austin

New York→AustinLos Angeles→AustinChicago→AustinMiami→AustinSan Francisco→AustinBoston→Austin

More Destinations in North America

Anchorage
Anchorage
Atlanta
Atlanta
Boston
Boston
Charleston
Charleston
Charlotte
Charlotte
Chicago
Chicago

Route Briefing: Seattle to Austin

Connecting Seattle with the Live Music Capital of the World takes 4 hours and 10 minutes over 1,770 miles. Alaska Airlines and Delta operate daily nonstops into Austin-Bergstrom International Airport (AUS).

Austin is famous for its energetic live music, world-class barbecue, and sunny outdoor lifestyle. Rent a kayak on Lady Bird Lake, cool off in the natural spring waters of Barton Springs Pool in Zilker Park, or browse quirky vintage boutiques along South Congress Avenue. By evening, feast on tender smoked brisket at Terry Black's or Franklin Barbecue, then catch live indie rock and country music on Rainey Street or at the historic Continental Club.

A good economy deal is under $140 roundtrip, with standard fares sitting between $210 to $330. High season occurs during the spring (March–May) and autumn (September–November) when major festivals like SXSW and ACL take over the city. Book 4 to 6 weeks in advance for the best prices.

How much are flights from Seattle to Austin in 2026?

Flight prices from Seattle (SEA) to Austin (AUS) vary significantly depending on the season, day of the week, and how far in advance you book. A good deal is under $250 roundtrip. Standard fare is $350–$500+. Popular carriers on this route include Delta Air Lines, Alaska Airlines. FlightKitten eliminates the guesswork by monitoring 220+ airlines twice daily and alerting you the moment economy fares hit your target price.

How does FlightKitten track Seattle to Austin fares?

FlightKitten is an economy flight price monitoring platform that scans 220+ airlines twice every day for economy fares on the SEA to AUS route. When you set a target price, FlightKitten continuously monitors this route and sends an email alert the moment fares drop below your budget. Each alert includes the exact fare, airline, dates, and an AI-powered briefing that explains whether the deal is genuinely good compared to historical pricing on this route. No more obsessive price checking — set your budget and let FlightKitten do the watching. Learn more about how FlightKitten tracking works.

See our full Austin destination guide for all available routes. Also popular: Seattle to Anchorage.

Pro tip: Book 1-3 months in advance for the best domestic fares.

Looking for business class on this route? CEOFLIGHTS pairs you with a Personal Travel Manager who finds affordable business class fares and handles every detail of your journey. Alternatively, BestBusinessClass.com offers free expert quotes with real savings.