Cheap Flights from Greenville (GSP) to Boulder (WBU)

Popular airlines from Greenville-Spartanburg Intl. Airport (GSP) to Boulder, CO (WBU-Boulder Municipal)

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Frequently asked questions

How much does a flight from Greenville-Spartanburg Intl. Airport (GSP) to Boulder, CO (WBU-Boulder Municipal) cost?
Grab a cheap one-way flight or cheap return flight from Greenville-Spartanburg Intl. Airport (GSP) to Boulder, CO (WBU-Boulder Municipal) 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 Boulder, CO (WBU-Boulder Municipal)?
is the cheapest month to fly from GSP to WBU. Planning your trip for the off-season is often the key to finding better fares.
What is the cheapest airline that flies from Greenville-Spartanburg Intl. Airport (GSP) to Boulder, CO (WBU-Boulder Municipal)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from GSP to WBU. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Greenville-Spartanburg Intl. Airport (GSP) to Boulder, CO (WBU-Boulder Municipal)?
There aren't any daily nonstop flights available from Greenville-Spartanburg Intl. Airport (GSP) to Boulder, CO (WBU-Boulder Municipal). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from GSP to WBU?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*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 Boulder, CO (WBU-Boulder Municipal)?
To touch down at Boulder, CO (WBU-Boulder Municipal) on schedule, choose a flight that leaves from Greenville-Spartanburg Intl. Airport (GSP) 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.
What airports do you fly into for Boulder from Greenville-Spartanburg Intl. Airport (GSP)?
Denver Intl. Airport (DEN) is the only airport in Boulder with direct flights from Greenville-Spartanburg Intl. Airport (GSP). Check out the available options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Greenville-Spartanburg Intl. Airport (GSP) to Boulder, CO (WBU-Boulder Municipal) last-minute?
Waiting until just before your trip to book your flight from GSP to WBU generally means paying more. While you may come across some last-minute discounts, there's no guarantee. Be flexible with your itinerary for the best chance of scoring a bargain.
Is it cheaper to book a GSP to WBU flight and hotel package?
You'll typically save money by securing a GSP to WBU 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 it all in one convenient place. Once you've selected your ideal accommodations and flights, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Greenville-Spartanburg Intl. Airport (GSP) to Boulder, CO (WBU-Boulder Municipal)?
If you booked your GSP to WBU flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Greenville-Spartanburg Intl.
Destination airport
Boulder Municipal
Distance
1307 mi

Book with confidence

Book with confidence

Greenville to Boulder Flights

The cheapest times to fly from Greenville to Boulder

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

 

The best time to book a flight from Greenville to Boulder

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

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 Boulder 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 Boulder 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 Boulder 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 Boulder Flights

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*Available to One Key members.