Cheap Flights to Unicoi County from ₩691,200

View ₩691,200 flight on Sun, May 31, 2026Opens in a new window

Popular airlines to Unicoi County

  • American Airlines

  • Delta

  • KLM

  • Breeze Airways

  • Air France

  • United

  • Virgin Atlantic

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How much is the cheapest flight to Unicoi County?

Prices were available within the past 7 days and start at ₩691,200 for one-way flights and ₩905,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, May 31 - Sun, Jun 7
SFO
San Francisco
TRI
Tri-Cities
₩905,100 Roundtrip, found 1 day ago
₩905,100
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, May 31 from San Francisco to Tri-Cities, returning Sun, Jun 7, priced at ₩905,100 found 1 day ago
Delta
Sun, May 31 - Sun, Jun 7
SFO
San Francisco
TRI
Tri-Cities
₩973,800 Roundtrip, found 1 day ago
₩973,800
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, May 31 from San Francisco to Tri-Cities, returning Sun, Jun 7, priced at ₩973,800 found 1 day ago
Delta
Sun, May 31 - Sun, Jun 7
SFO
San Francisco
TRI
Tri-Cities
₩1,056,000 Roundtrip, found 1 day ago
₩1,056,000
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, May 31 from San Francisco to Tri-Cities, returning Sun, Jun 7, priced at ₩1,056,000 found 1 day ago
American Airlines
Sun, May 31 - Sun, Jun 7
SFO
San Francisco
TRI
Tri-Cities
₩1,072,800 Roundtrip, found 1 day ago
₩1,072,800
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, May 31 from San Francisco to Tri-Cities, returning Sun, Jun 7, priced at ₩1,072,800 found 1 day ago
Delta
Sun, May 31 - Sun, Jun 7
SFO
San Francisco
TRI
Tri-Cities
₩1,109,500 Roundtrip, found 1 day ago
₩1,109,500
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, May 31 from San Francisco to Tri-Cities, returning Sun, Jun 7, priced at ₩1,109,500 found 1 day ago
American Airlines
Sun, May 31 - Sun, Jun 7
SFO
San Francisco
TRI
Tri-Cities
₩1,123,100 Roundtrip, found 1 day ago
₩1,123,100
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, May 31 from San Francisco to Tri-Cities, returning Sun, Jun 7, priced at ₩1,123,100 found 1 day ago
American Airlines
Sun, May 31 - Sun, Jun 7
SFO
San Francisco
TRI
Tri-Cities
₩1,141,500 Roundtrip, found 1 day ago
₩1,141,500
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, May 31 from San Francisco to Tri-Cities, returning Sun, Jun 7, priced at ₩1,141,500 found 1 day ago
Lufthansa
Sat, May 30 - Sat, Jun 6
GRZ
Graz
TRI
Tri-Cities
₩2,388,600 Roundtrip, found 2 days ago
₩2,388,600
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Sat, May 30 from Graz to Tri-Cities, returning Sat, Jun 6, priced at ₩2,388,600 found 2 days ago
United
Wed, Nov 18 - Wed, Nov 25
ICN
Seoul
TRI
Tri-Cities
₩2,499,000 Roundtrip, found 3 days ago
₩2,499,000
Roundtrip
found 3 days ago
Select United flight, departing Wed, Nov 18 from Seoul to Tri-Cities, returning Wed, Nov 25, priced at ₩2,499,000 found 3 days ago
Korean Air
Wed, Nov 18 - Wed, Nov 25
ICN
Seoul
TRI
Tri-Cities
₩2,898,200 Roundtrip, found 3 days ago
₩2,898,200
Roundtrip
found 3 days ago
Select Korean Air flight, departing Wed, Nov 18 from Seoul to Tri-Cities, returning Wed, Nov 25, priced at ₩2,898,200 found 3 days ago
Book with confidence

About Unicoi County

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

Trending flights to Unicoi County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Nov 18 - Wed, Nov 25
ICN
Seoul
TRI
Tri-Cities
₩2,499,000 Roundtrip, found 3 days ago
₩2,499,000
Roundtrip
found 3 days ago
Select United flight, departing Wed, Nov 18 from Seoul to Tri-Cities, returning Wed, Nov 25, priced at ₩2,499,000 found 3 days ago

Frequently asked questions

How do I find cheap flights to Unicoi County that have flexible change policies?
When it comes to traveling these days, flexibility is crucial. That's why we've added a "No change fee" search function to help you locate flexible and cheap flights to Unicoi County. It's at the top left of your screen just below the "Flexible change policies" heading.
Which airlines fly to Unicoi County?
Book a seat with one of these airlines and the dynamic region of Unicoi County will be yours to discover:

  • American Airlines - 260 flights to or near Unicoi County each month, including 260 flights to Tri-Cities Regional Airport (TRI) per month.
  • Delta Air Lines - 108 flights to or near Unicoi County each month, including 108 flights to Tri-Cities Regional Airport (TRI) per month.
  • Allegiant Air - 17 flights to or near Unicoi County each month, including 17 flights to Tri-Cities Regional Airport (TRI) per month.

How can I find cheap tickets to Unicoi County?
An excellent strategy for getting your hands on cheap fares is to be flexible with your dates. Begin with searching for your flight to Unicoi County, then click on the "flexible dates" box for a list of prices for nearby days. Another handy tip? Book well ahead of time. To give you an idea of fares, ₩905,100 was the lowest price for a flight to Unicoi County in the last seven days.
How much is a flight to Unicoi County?
In the last seven days, return tickets to Unicoi County sold from just ₩905,100 and reached a maximum price of ₩2,898,200. For one-way fares taking off from San Francisco (SFO), the lowest amount paid during this time was only ₩691,200.
What are the most popular airports to fly into in Unicoi County?
Fly into Tri-Cities Regional Airport (TRI) and experience all that Unicoi County has to offer. As the region's main point of entry, about 385 flights land here each month.
When is the cheapest time to fly to Unicoi County?
Fly out on a Tuesday to raise your chances of bagging the cheapest flight to Unicoi County. Mondays are usually the second most affordable day to depart. Saturday is generally the costliest day to fly anywhere.
How much is a plane ticket to Unicoi County?
Fares varied from ₩905,100 to ₩2,898,200 in the last seven days. When you're ready to book, we're ready to help you secure a great deal to Unicoi County.
What is the best time to go to Unicoi County?
Erwin, Unicoi County's most prominent city, is a great place to check out at anytime. Not a big fan of cold weather? Then journey here from June 20 onward in summer, when average temperatures range from 55ºF to 80ºF. May, August and September is when Erwin lures the biggest crowds.
What months are the cheapest to book a flight to Unicoi County?
February is the cheapest month to purchase a seat for your Unicoi County trip. Fares are priciest throughout December, so keep clear of this time if you can.

Book with confidence

About Unicoi County

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