Cheap Flights from Greenville (GSP) to Unalaska (DUT)

Popular airlines from Greenville-Spartanburg Intl. Airport (GSP) to Unalaska, AK (DUT)

Frequently asked questions

How much does a flight from Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT) cost?
Grab a cheap one-way flight or cheap return flight from Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT)?
Planning your getaway for is a good way to save, as it's the cheapest month for flights between GSP and DUT. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT)?
To find the cheapest airline flying from GSP to DUT, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT)?
Nonstop flights from Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GSP to DUT?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change depending on the airline, season 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 Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT)?
To touch down at Unalaska Airport (DUT) on schedule, opt for a flight that leaves from Greenville-Spartanburg Intl. Airport (GSP) before 3 PM. The chance 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 Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT) last-minute?
Last-minute bookings from GSP to DUT are generally more expensive. To secure the lowest prices, start looking for flights early. That said, if you're flexible with your travel plans, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a GSP to DUT flight and hotel package?
Compared with arranging flights and hotels separately, booking a GSP to DUT flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Greenville-Spartanburg Intl. Airport (GSP) to Unalaska Airport (DUT)?
In most instances, you can cancel or reschedule your GSP to DUT flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need more information, visit our Customer Service portal.

Travel information

Origin airport
Greenville-Spartanburg Intl.
Destination airport
Unalaska
Distance
4099 mi

Book with confidence

Greenville to Unalaska Flights

The cheapest times to fly from Greenville to Unalaska

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

 

The best time to book a flight from Greenville to Unalaska

Sunday is one of the best days to book for cheap flights from Greenville to Unalaska: 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 Greenville to Unalaska

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 Greenville to Unalaska in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Greenville to Unalaska 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 Greenville to Unalaska 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.

 

Greenville to Unalaska Flights

Explore a world of travel with Expedia

*Available to One Key members.