Austin (AUS) to Seattle (SEA) is about 1,770 miles and typically takes 4 h 05 min by air. Airlines with hubs at both ends are the likeliest to offer nonstops; otherwise expect a connection. Call (800) 490-3234 for live fares.
AUS to SEA at a glance
| Route | Austin (AUS) to Seattle (SEA) |
|---|---|
| Distance | about 1,770 miles / 2,850 km |
| Typical flight time | 4 h 05 min (estimate) |
| Time difference | 2 hours behind |
| Route type | Domestic (U.S.) |
| Airlines with hubs here | Delta Air Lines and Alaska Airlines |
About the Austin to Seattle route
With roughly 1,770 miles between AUS and SEA, this route sits in the middle range where both nonstop and one-stop options can be competitive.
Flight time and distance
A typical flight takes about 4 h 05 min gate to gate, with a realistic range of 3 h 45 min to 4 h 30 min depending on wind, routing and aircraft. That is an estimate based on the distance of roughly 1,770 miles (2,850 km), not a published schedule.
Seattle is 2 hours behind Austin on standard time, so the arrival time on your ticket will look different from the flight duration.
Among the 200 routes in our guides, AUS to SEA is longer than about 62% of them.
For comparison, Austin to New York (AUS to JFK) is about 1,520 miles, so Seattle is a bit farther out from AUS.
The airports
Austin-Bergstrom International Airport (AUS)
Austin-Bergstrom is one of the fastest-growing airports in the country, driven by the tech industry and festival tourism. Full AUS guide.
Seattle-Tacoma International Airport (SEA)
Sea-Tac is Alaska Airlines' home hub and a growing Delta gateway to Asia, which makes it a useful connecting point for Alaska, Hawaii and Pacific routes. Full SEA guide.
Nearby alternatives: around Austin, San Antonio (SAT); and around Seattle, Portland (PDX). Price all of them before you commit, especially if you have flexible dates.
Airlines on this route
No single carrier we cover has hubs at both AUS and SEA. Delta Air Lines (at SEA) and Alaska Airlines (at SEA) each operate a large network at one end, so many itineraries on this route connect rather than fly nonstop.
Airlines add and drop frequencies throughout the year. Our agents can check what is actually scheduled on your dates.
Common connection points
Connecting itineraries on this route often look like Alaska Airlines via San Francisco (SFO), which adds about 410 miles (23% beyond the direct distance). Choose the connection with the best weather odds for your travel month and leave a comfortable layover; our layover guide explains how much time is realistic.
Best time to fly
For this trip, keep in mind that at SEA, july through September has the clearest weather and the heaviest demand, including cruise-season traffic to Alaska. At AUS, south by Southwest in March, Formula 1 weekend in October and football weekends push prices up sharply.
Ground transport
Getting to and from AUS
The MetroRapid bus and rideshares reach downtown in about 20 minutes.
Getting to and from SEA
Link light rail runs from the terminal to downtown Seattle in roughly 40 minutes without road traffic.
Booking tips
Fares on routes with strong business demand rarely drop sharply at the last minute. Book once your dates are firm and review the 24-hour rule in case plans change.
Frequently asked questions
How long is the flight from Austin to Seattle?
A typical AUS to SEA flight takes about 4 h 05 min, with a likely range of 3 h 45 min to 4 h 30 min. Actual time depends on wind, routing, aircraft and whether you connect.
How far is Seattle from Austin by air?
The great-circle distance between AUS and SEA is about 1,770 miles (2,850 km).
Which airlines fly from Austin to Seattle?
Delta Air Lines and Alaska Airlines have a major presence at AUS or SEA, and service varies by season. Ask us to check current nonstop and connecting options.
What is the time difference between Austin and Seattle?
Seattle is 2 hours behind Austin on standard time. Daylight saving time can change the gap for part of the year.
Are there other airports near Austin?
Yes. Nearby alternatives include San Antonio (SAT). Comparing them can change both fare and travel time.
When is the best time to book AUS to SEA?
Domestic fares are often competitive one to three months ahead, while international trips benefit from more lead time. Compare several dates, since fares are priced flight by flight.
Explore related routes
More flights involving Austin (AUS)
- Austin to ChicagoAUS to ORD
- Austin to DenverAUS to DEN
- Austin to Las VegasAUS to LAS
- Austin to Los AngelesAUS to LAX
- Austin to New YorkAUS to JFK
- Orlando to AustinMCO to AUS
More flights involving Seattle (SEA)
- Atlanta to SeattleATL to SEA
- Boston to SeattleBOS to SEA
- Detroit to SeattleDTW to SEA
- Dubai to SeattleDXB to SEA
- Houston to SeattleIAH to SEA
- London to SeattleLHR to SEA
Last reviewed October 22, 2026. FlighTicketHub provides general information; confirm details with the airline before you travel.