$343 Cheap Flights from Helena (HLN) to Greenville (GSP)

View $343 flight on Sat, Apr 18, 2026Opens in a new window

Popular airlines from Helena, MT (HLN-Helena Regional) to Greenville-Spartanburg Intl. Airport (GSP)

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Cheap Flights from Helena to Greenville (HLN-GSP)

Prices were available within the past 7 days and start at $343 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Helena (HLN) to Greenville (GSP)
Origin airport
Helena Regional
Destination airport
Greenville-Spartanburg Intl.
Distance
1741 mi

Frequently asked questions

How much does a flight from Helena Regional Airport (HLN) to Greenville-Spartanburg Intl. Airport (GSP) cost?
Discover the latest flight deals from HLN to GSP by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HLN to GSP?
The cheapest flights from HLN to GSP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HLN to GSP?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HLN to GSP. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Helena Regional Airport (HLN) to Greenville-Spartanburg Intl. Airport (GSP)?
Direct flights from Helena Regional Airport (HLN) to Greenville-Spartanburg Intl. Airport (GSP) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HLN to GSP?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Helena Regional Airport (HLN) to Greenville-Spartanburg Intl. Airport (GSP)?
To avoid potential delays on the Helena Regional Airport (HLN) to Greenville-Spartanburg Intl. Airport (GSP) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Helena Regional Airport (HLN) to Greenville-Spartanburg Intl. Airport (GSP) last-minute?
Booking your ticket from HLN to GSP just before your trip is typically more expensive. But if there's some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a HLN to GSP flight and hotel package?
You'll generally save money by securing a HLN to GSP flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred flights and accommodations, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from Helena Regional Airport (HLN) to Greenville-Spartanburg Intl. Airport (GSP)?
In most cases, you can modify or cancel your HLN to GSP flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need further details, go to our Customer Service portal.

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