$625 Cheap Flights from Gustavus (GST) to San Francisco (SFO)

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Popular airlines from Gustavus, AK (GST) to San Francisco Intl. Airport (SFO)

Cheap Flights from Gustavus to San Francisco (GST-SFO)

Prices were available within the past 7 days and start at $625 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO) cost?
Secure a cheap one-way flight from $625 or cheap return flight from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO)?
is the least expensive month to fly from GST to SFO. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO)?
To find the cheapest airline that'll fly you from GST to SFO, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO)?
Direct flights from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GST to SFO?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO)?
To arrive at San Francisco Intl. Airport (SFO) without delays, select a flight that takes off from Gustavus Airport (GST) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO) last-minute?
Booking your plane ticket from GST to SFO shortly before your journey is generally more expensive. But if you're flexible with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a GST to SFO flight and hotel package?
Booking a GST to SFO flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gustavus Airport (GST) to San Francisco Intl. Airport (SFO)?
Typically, you can cancel or reschedule your GST to SFO flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Origin airport
Gustavus
Destination airport
San Francisco Intl.
Distance
1557 mi

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Gustavus to San Francisco Flights

The cheapest times to fly from Gustavus to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Gustavus to San Francisco are during the month of . You can find some of the cheapest flights from Gustavus to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Gustavus to San Francisco

Sunday is one of the best days to book for cheap flights from Gustavus to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Gustavus to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Gustavus to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $625 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Gustavus to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Gustavus to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Gustavus to San Francisco Flights

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*Available to One Key members.