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Flight Destinations in Union County

View ฿6,695 flight on Wed, 26 Aug 2026Opens in a new window

Popular airlines to Union County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Breeze Airways

  • Allegiant Air

  • Alaska Airlines

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Cheap round-trip flights to Union County

Prices were available within the past 7 days and start at ฿6,695 for one-way flights and ฿23,410 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿23,410 Return, found 22 hours ago
฿23,410
Return
found 22 hours ago
Select United flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿23,410 found 22 hours ago
United
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿27,120 Return, found 22 hours ago
฿27,120
Return
found 22 hours ago
Select United flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿27,120 found 22 hours ago
United
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿27,130 Return, found 22 hours ago
฿27,130
Return
found 22 hours ago
Select United flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿27,130 found 22 hours ago
Delta
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿27,595 Return, found 22 hours ago
฿27,595
Return
found 22 hours ago
Select Delta flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿27,595 found 22 hours ago
American Airlines
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿27,995 Return, found 22 hours ago
฿27,995
Return
found 22 hours ago
Select American Airlines flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿27,995 found 22 hours ago
United
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿28,220 Return, found 22 hours ago
฿28,220
Return
found 22 hours ago
Select United flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿28,220 found 22 hours ago
United
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿28,530 Return, found 22 hours ago
฿28,530
Return
found 22 hours ago
Select United flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿28,530 found 22 hours ago
American Airlines
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿29,640 Return, found 22 hours ago
฿29,640
Return
found 22 hours ago
Select American Airlines flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿29,640 found 22 hours ago
United
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿30,240 Return, found 22 hours ago
฿30,240
Return
found 22 hours ago
Select United flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿30,240 found 22 hours ago
Delta
Sun, 2 Aug - Thu, 6 Aug
SEA
Seattle
GSP
Greenville
฿31,280 Return, found 22 hours ago
฿31,280
Return
found 22 hours ago
Select Delta flight, departing Sun, 2 Aug from Seattle to Greenville, returning Thu, 6 Aug, priced at ฿31,280 found 22 hours ago

Frequently asked questions

How do I find cheap flights to Union County that have flexible change policies?
At Expedia, we've been channeling our inner yoga master to get you the most flexible fares in town. Just click on "No change fee" directly under the filter subheading "Flexible change policies" to find your ideal flight to Union County.
Which airlines fly to Union County?
Reserve your seat with one of these airlines and the dynamic region of Union County will be yours to discover:

  • American Airlines - 529 flights to or near Union County each month, including 529 flights to Greenville-Spartanburg Intl. Airport (GSP) per month.
  • Delta Air Lines - 333 flights to or near Union County each month, including 333 flights to Greenville-Spartanburg Intl. Airport (GSP) per month.
  • United Airlines - 234 flights to or near Union County each month, including 234 flights to Greenville-Spartanburg Intl. Airport (GSP) per month.

How can I find cheap tickets to Union County?
You'll always get an amazing deal with Expedia, but our "flexible dates" search function makes it even easier. Enter your preferred travel date, then click on the flexible dates link above to reveal the cheapest prices for nearby days. ฿23,410 was the cheapest price for a flight to Union County in the last seven days.
How much is a flight to Union County?
One-way trips departing from Seattle (SEA) sold for just ฿6,695 in the last seven days. During this time, the cost of a return air ticket to Union County ranged between ฿23,410 and ฿31,280. If you spot a good deal, book immediately — these fares don't stick around for long.
What are the most popular airports to fly into in Union County?
Fly into Greenville-Spartanburg Intl. Airport (GSP) and experience all that Union County has to offer. As the region's main entry point, roughly 1,253 flights land here every month.
How much is a plane ticket to Union County?
Ticket prices to Union County ranged from ฿23,410 to ฿31,280 in the last seven days. Usually, the earlier you make a reservation, the bigger the bargain.
What is the best time to go to Union County?
If you want to check out Union County's leading city when it's at its liveliest, head for Union sometime during April, June and December. Like most places in the Northern Hemisphere, summertime here begins June 20, with temperatures ranging between 21ºC and 32ºC.
What months are the cheapest to book a flight to Union County?
February is the best month to snap up a fabulous deal to Union County. Bear in mind that the priciest time to book a ticket in the U.S. Isn't the middle of summer, but the month of December.

Book with confidence

About Union County

Expedia offers flights to Union County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Union County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Union County
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