$342 Cheap Flights from Greenville (GSP) to Yakima (YKM)

View $342 flight on Mon, Jan 12, 2026Opens in a new window

Popular airlines from Greenville-Spartanburg Intl. Airport (GSP) to Yakima, WA (YKM-Yakima Air Terminal - McAllister Field)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Greenville to Yakima (GSP-YKM)

Prices were available within the past 7 days and start at $342 for one-way flights and $991 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, Oct 13 - Mon, Oct 20
GSP
Greenville
YKM
Yakima
$991 Roundtrip, found 1 day ago
$991
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Oct 13 from Greenville to Yakima, returning Mon, Oct 20, priced at $991 found 1 day ago
Flights from Greenville (GSP) to Yakima (YKM)
Origin airport
Greenville-Spartanburg Intl.
Destination airport
Yakima Air Terminal - McAllister Field
Roundtrip price
$990
Distance
2136 mi

Greenville to Yakima Flights

The cheapest times to fly from Greenville to Yakima

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

 

The best time to book a flight from Greenville to Yakima

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

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 Yakima in 2025. You can also book with separate airlines for your outbound and return journeys, from $342 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 Yakima 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 Yakima 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.

 

Frequently asked questions

How much does a flight from Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM) cost?
Secure a cheap one-way flight from $342 or cheap return flight from $991 from Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM) 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 Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM)?
The cheapest month to fly from GSP to YKM is October, when there's less demand. Off-peak season is usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from GSP to YKM. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM)?
Nonstop flights from Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM) 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 click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GSP to YKM?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a number of factors, such as the airline and season.*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 Yakima Air Terminal - McAllister Field Airport (YKM)?
To avoid potential delays on the Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM) route, fly before 3 PM. Departures after this time 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 Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM) last-minute?
Last-minute bookings from GSP to YKM are generally more expensive. To secure the best rates, start searching for flights as early as possible. That being said, if you're flexible with your travel dates, it's possible to find a cheap fare right before your trip.
Is it cheaper to book a GSP to YKM flight and hotel package?
You'll typically save money by securing a GSP to YKM 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 everything in one convenient place. Once you've selected your ideal flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Greenville-Spartanburg Intl. Airport (GSP) to Yakima Air Terminal - McAllister Field Airport (YKM)?
It's generally possible to reschedule or cancel your GSP to YKM flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.