$453 Cheap Flights from Baltimore (BWI) to Gustavus (GST)

View $453 flight on Mon, Aug 24, 2026Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Gustavus, AK (GST)

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Cheap Flights from Baltimore to Gustavus (BWI-GST)

Prices were available within the past 7 days and start at $453 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST) cost?
Secure a cheap one-way flight from $453 or cheap return flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST)?
Planning your trip for may help you find better deals, as it's the cheapest month for flights between BWI and GST. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from BWI to GST. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST)?
There are no daily direct flights available from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from BWI to GST?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST)?
To reach Gustavus Airport (GST) on schedule, select a flight that takes off from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST) last-minute?
Last-minute fares from BWI to GST are typically more expensive. For the lowest prices, start searching for flights early. That being said, if you're flexible with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book a BWI to GST flight and hotel package?
You'll typically save money by booking a BWI to GST flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After selecting your ideal flights and accommodations, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Gustavus Airport (GST)?
In most instances, you can modify or cancel your BWI to GST flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need more details, head to our Customer Service portal.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Gustavus
Distance
2878 mi

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Baltimore to Gustavus Flights

The cheapest times to fly from Baltimore to Gustavus

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 Baltimore to Gustavus are during the month of . You can find some of the cheapest flights from Baltimore to Gustavus with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Gustavus

Sunday is one of the best days to book for cheap flights from Baltimore to Gustavus: 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 Baltimore to Gustavus

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 Baltimore to Gustavus in 2025. You can also book with separate airlines for your outbound and return journeys, from $453 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 Baltimore to Gustavus 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 Baltimore to Gustavus 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.

 

Baltimore to Gustavus Flights

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