When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Gustavus Arpt Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Gustavus Arpt Airport are refreshed on a daily basis.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Gustavus Arpt Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Gustavus Arpt Airport.

What documentation or ID do you need to fly to Gustavus Arpt Airport?

The necessary travel and health documents for your Gustavus Arpt Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$699 Cheap Flights from Seattle to Gustavus in 2026

1 adult

0 bags

Find the cheapest flights from Seattle to Gustavus

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:35 am - 4:52 pm

SEA

GST

30h 17m

2 stops

5:53 pm - 10:24 am

GST

SEA

39h 31m

2 stops

$699Alaska Airlines

Thu, Jul 9 - Fri, Jul 17

7:08 am - 4:52 pm

SEA

GST

10h 44m

1 stop

5:53 pm - 4:30 pm

GST

SEA

21h 37m

3 stops

$704Alaska Airlines

Sat, Jul 11 - Tue, Jul 14

6:38 pm - 4:52 pm

SEA

GST

47h 14m

3 stops

5:53 pm - 4:30 pm

GST

SEA

21h 37m

3 stops

$705Alaska Airlines

Sat, Jul 11 - Wed, Jul 15

11:24 am - 4:52 pm

SEA

GST

6h 28m

1 stop

5:53 pm - 12:14 am

GST

SEA

5h 21m

1 stop

$709Alaska Airlines

Fri, Jul 10 - Thu, Jul 16

6:38 pm - 4:52 pm

SEA

GST

23h 14m

2 stops

5:53 pm - 4:30 pm

GST

SEA

21h 37m

3 stops

$739Alaska Airlines

Wed, Jul 22 - Fri, Jul 24

6:38 pm - 4:52 pm

SEA

GST

23h 14m

2 stops

5:53 pm - 12:14 am

GST

SEA

5h 21m

1 stop

$744Alaska Airlines

Wed, Jul 22 - Fri, Jul 24

9:15 pm - 7:35 am

SEA

GST

11h 20m

1 stop

5:34 pm - 12:22 pm

GST

SEA

17h 48m

2 stops

$919Multiple Airlines

Sun, May 31 - Sun, Jun 7

9:15 pm - 10:25 am

SEA

GST

14h 10m

1 stop

5:34 pm - 5:19 pm

GST

SEA

22h 45m

1 stop

$925Multiple Airlines

Sun, May 31 - Sun, Jun 7

7:08 am - 4:52 pm

SEA

GST

10h 44m

1 stop

5:53 pm - 12:14 am

GST

SEA

5h 21m

1 stop

$1,075Alaska Airlines

Wed, Jul 22 - Fri, Jul 24

7:00 am - 10:25 am

SEA

GST

4h 25m

1 stop

7:50 am - 3:28 pm

GST

SEA

6h 38m

3 stops

$1,284Multiple Airlines

Fri, May 29 - Fri, Jun 5

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Alaska Airlines flights from Seattle to Gustavus

Our best Alaska Airlines deals on Seattle to Gustavus flight tickets

Alaska Airlines

Jul 9

SEA11:35 amSeattle/Tacoma Intl

30h 17m

2 stops

GST4:52 pmGustavus Arpt

Jul 17

GST5:53 pmGustavus Arpt

39h 31m

2 stops

SEA10:24 amSeattle/Tacoma Intl

$699

Alaska Airlines

Jul 11

SEA7:08 amSeattle/Tacoma Intl

10h 44m

1 stop

GST4:52 pmGustavus Arpt

Jul 14

GST5:53 pmGustavus Arpt

21h 37m

3 stops

SEA4:30 pmSeattle/Tacoma Intl

$704

Alaska Airlines

Jul 11

SEA6:38 pmSeattle/Tacoma Intl

47h 14m

3 stops

GST4:52 pmGustavus Arpt

Jul 15

GST5:53 pmGustavus Arpt

21h 37m

3 stops

SEA4:30 pmSeattle/Tacoma Intl

$705

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Thu 7/9

11:35 am-4:52 pm

2 stops30h 17m

Gustavus Arpt

Fri 7/17

5:53 pm-10:24 am

2 stops39h 31m

$699

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Sat 7/11

7:08 am-4:52 pm

1 stop10h 44m

Gustavus Arpt

Tue 7/14

5:53 pm-4:30 pm

3 stops21h 37m

$704

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Sat 7/11

6:38 pm-4:52 pm

3 stops47h 14m

Gustavus Arpt

Wed 7/15

5:53 pm-4:30 pm

3 stops21h 37m

$705

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Fri 7/10

11:24 am-4:52 pm

1 stop6h 28m

Gustavus Arpt

Thu 7/16

5:53 pm-12:14 am

1 stop5h 21m

$709

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Wed 7/22

6:38 pm-4:52 pm

2 stops23h 14m

Gustavus Arpt

Fri 7/24

5:53 pm-4:30 pm

3 stops21h 37m

$739

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Wed 7/22

6:38 pm-4:52 pm

2 stops23h 14m

Gustavus Arpt

Fri 7/24

5:53 pm-12:14 am

1 stop5h 21m

$744

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Sun 5/31

9:15 pm-7:35 am

1 stop11h 20m

Gustavus Arpt

Sun 6/7

5:34 pm-12:22 pm

2 stops17h 48m

$919

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Sun 5/31

9:15 pm-10:25 am

1 stop14h 10m

Gustavus Arpt

Sun 6/7

5:34 pm-5:19 pm

1 stop22h 45m

$925

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Wed 7/22

7:08 am-4:52 pm

1 stop10h 44m

Gustavus Arpt

Fri 7/24

5:53 pm-12:14 am

1 stop5h 21m

$1,075

Quickest round-trip

SeattleGustavus

SEA - GST

SEAGST

Seattle/Tacoma Intl

Fri 5/29

7:00 am-10:25 am

1 stop4h 25m

Gustavus Arpt

Fri 6/5

7:50 am-3:28 pm

3 stops6h 38m

$1,284

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Seattle to Gustavus

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Gustavus?

Alaska Airlines, Hawaiian Airlines and Delta are the top three most popular airlines that fly to Gustavus from Seattle according to our data. Alaska Airlines is the first choice among our users, with 81% of people opting to fly with this airline when traveling to Gustavus. Keep in mind that there are 3 different airlines that fly to Gustavus on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to Gustavus

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Gustavus according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Gustavus (SEA to GST) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Gustavus

Fastest flight time	6h 06m
Direct flights	None

The fastest flight from Seattle to Gustavus takes 6h 06m

There are no direct flights from Seattle to Gustavus. There are no popular flight routes from Seattle to Gustavus.

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Frequently asked questions about flying from Seattle to Gustavus

How far is Seattle/Tacoma Intl to Gustavus Arpt by plane?
Seattle/Tacoma Intl and Gustavus Arpt are 926.9 mi apart from one another. 6h 06m is a normal flight duration for this route.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Gustavus Arpt Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Gustavus Arpt Airport are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Gustavus Arpt Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Gustavus Arpt Airport.
What documentation or ID do you need to fly to Gustavus Arpt Airport?
The necessary travel and health documents for your Gustavus Arpt Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Gustavus?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Gustavus for you.

Can I find flights from Seattle to Gustavus with flexible booking policies on momondo?

All flight searches from Seattle to Gustavus on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Gustavus?

momondo helps you find the best flight between Seattle and Gustavus by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Gustavus right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Gustavus from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.