SEA - GST

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1 adult, Economy, 0 bags

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Cheap Flights from Seattle to Gustavus (SEA-GST)

 
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Recent round-trip flight deals from Seattle to Gustavus

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SEA  Seattle/Tacoma Airport-GST Gustavus Arpt
937 mimulti-stop
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GST  Gustavus Arpt-SEA Seattle/Tacoma Airport
937 mimulti-stop
Multiple Airlines
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Price, demand and travel trends for Seattle to Gustavus flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Seattle to Gustavus with more confidence.

What is the cheapest layover airport when flying from Seattle to Gustavus?

Flights via Juneau Intl (JNU) offer the most affordable fares, with an average round-trip price of $819. Based on KAYAK data over the past 3 months.

When flying from Seattle to Gustavus which airport offers the shortest layover?

Juneau Intl (JNU) had the shortest average connection time for Seattle to Gustavus layovers at 219 minutes over the past 3 months.

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When to book flights from Seattle to Gustavus

Are your dates flexible? Find out the best times to travel from Seattle to Gustavus based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Gustavus flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Seattle to Gustavus?

    Flights from Seattle to Gustavus usually depart from Seattle/Tacoma Intl (SEA) and arrive at Gustavus Arpt (GST).

  • Which airports do connecting flights from Seattle to Gustavus pass through?

    Most connecting flights from Seattle to Gustavus pass through Juneau Intl (JNU), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Seattle to Gustavus?

    Yes. Being flexible with your travel dates can save you up to 30% on the Seattle to Gustavus route. Tuesday is the cheapest departure day at $688 round-trip on average, while Wednesday is the most expensive at $971, a difference of $283. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Do I need a passport to fly from Seattle to Gustavus?

    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.

  • What is the time difference between Seattle and Gustavus?

    Gustavus is 1 hour behind Seattle (Alaska Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Seattle to Gustavus flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Wednesday. On this route, Tuesday flights average $688 - about $283 less than Wednesday (29% savings) based on the last 12 months.

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