Cheap Flights to Sullivan County | Popular Routes to Sullivan County from HK$1,929

View HK$1,929 flight on Sat, 18 Apr 2026Opens in a new window

Popular airlines to Sullivan County

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • Breeze Airways

    Breeze Airways

  • KLM

    KLM

  • Air France

    Air France

  • Virgin Atlantic

    Virgin Atlantic

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Cheap round-trip flights to Sullivan County

Prices were available within the past 7 days and start at HK$1,929 for one-way flights and HK$2,181 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 2 Feb - Thu, 12 Feb
ABE
Allentown
TRI
Tri-Cities
HK$2,181 Return, found 3 days ago
HK$2,181
Return
found 3 days ago
Select Delta flight, departing Mon, 2 Feb from Allentown to Tri-Cities, returning Thu, 12 Feb, priced at HK$2,181 found 3 days ago
Delta
Wed, 4 Feb - Wed, 11 Feb
ABE
Allentown
TRI
Tri-Cities
HK$2,331 Return, found 1 day ago
HK$2,331
Return
found 1 day ago
Select Delta flight, departing Wed, 4 Feb from Allentown to Tri-Cities, returning Wed, 11 Feb, priced at HK$2,331 found 1 day ago
American Airlines
Wed, 4 Feb - Wed, 11 Feb
ABE
Allentown
TRI
Tri-Cities
HK$2,643 Return, found 1 day ago
HK$2,643
Return
found 1 day ago
Select American Airlines flight, departing Wed, 4 Feb from Allentown to Tri-Cities, returning Wed, 11 Feb, priced at HK$2,643 found 1 day ago
American Airlines
Sat, 18 Apr - Sat, 25 Apr
ABE
Allentown
TRI
Tri-Cities
HK$2,761 Return, found 1 day ago
HK$2,761
Return
found 1 day ago
Select American Airlines flight, departing Sat, 18 Apr from Allentown to Tri-Cities, returning Sat, 25 Apr, priced at HK$2,761 found 1 day ago
Delta
Wed, 4 Feb - Wed, 11 Feb
ABE
Allentown
TRI
Tri-Cities
HK$2,804 Return, found 1 day ago
HK$2,804
Return
found 1 day ago
Select Delta flight, departing Wed, 4 Feb from Allentown to Tri-Cities, returning Wed, 11 Feb, priced at HK$2,804 found 1 day ago
American Airlines
Sat, 18 Apr - Sat, 25 Apr
ABE
Allentown
TRI
Tri-Cities
HK$2,880 Return, found 1 day ago
HK$2,880
Return
found 1 day ago
Select American Airlines flight, departing Sat, 18 Apr from Allentown to Tri-Cities, returning Sat, 25 Apr, priced at HK$2,880 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
ABE
Allentown
TRI
Tri-Cities
HK$3,062 Return, found 1 day ago
HK$3,062
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Allentown to Tri-Cities, returning Sat, 25 Apr, priced at HK$3,062 found 1 day ago
Delta
Mon, 2 Feb - Thu, 12 Feb
ABE
Allentown
TRI
Tri-Cities
HK$3,116 Return, found 3 days ago
HK$3,116
Return
found 3 days ago
Select Delta flight, departing Mon, 2 Feb from Allentown to Tri-Cities, returning Thu, 12 Feb, priced at HK$3,116 found 3 days ago
American Airlines
Wed, 6 May - Wed, 13 May
ABE
Allentown
TRI
Tri-Cities
HK$3,138 Return, found 1 day ago
HK$3,138
Return
found 1 day ago
Select American Airlines flight, departing Wed, 6 May from Allentown to Tri-Cities, returning Wed, 13 May, priced at HK$3,138 found 1 day ago
Delta
Mon, 2 Feb - Thu, 12 Feb
ABE
Allentown
TRI
Tri-Cities
HK$3,224 Return, found 3 days ago
HK$3,224
Return
found 3 days ago
Select Delta flight, departing Mon, 2 Feb from Allentown to Tri-Cities, returning Thu, 12 Feb, priced at HK$3,224 found 3 days ago

Frequently asked questions

How do I find cheap flights to Sullivan County that have flexible change policies?
It's as easy as 1-2-3 with Expedia. Firstly, type in your preferred dates and destination and click on "Search." Next step? Check the "No change fee" box directly below the "Flexible change policies" subheading on the top left of your screen. Step 3. Book your flexible and cheap flight to Sullivan County.
Which airlines fly to Sullivan County?
Settle on your vacation dates and then touch down in or near Sullivan County with one of these well-known airlines:

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

How can I find cheap tickets to Sullivan County?
An useful strategy for walking away with cheap tickets is to be flexible with your travel dates. Start by searching for your flight to Sullivan County, then click on the "flexible dates" box for a list of prices for nearby days. Another helpful hint? Book in advance. For an idea of costs, HK$2,181 was the lowest price for a flight to Sullivan County in the last seven days.
How much is a flight to Sullivan County?
In the last seven days, return flights to Sullivan County sold for as low as HK$2,181 and peaked at HK$5,175. For one-way fares taking off from Allentown (ABE), the cheapest seat during this same period was just HK$1,929.
What are the most popular airports to fly into in Sullivan County?
The main entryway to Sullivan County, about 385 flights touch down at Tri-Cities Regional Airport (TRI) each month. Keep an eye out for an awesome deal, book your ticket and get ready to discover this sensational region.
When is the cheapest time to fly to Sullivan County?
Departing on a Tuesday, followed by a Monday, is usually the best way to score the cheapest airfare. Avoid weekends if possible, because Saturday is typically the most expensive day. Spend the cash you saved living it up in Sullivan County instead!
How much is a plane ticket to Sullivan County?
In the last seven days, airfares to Sullivan County ranged from HK$2,181 to HK$5,175.
What is the best time to go to Sullivan County?
March, June and November are the most popular months to explore Kingsport, one of Sullivan County's most fascinating cities. Summer here starts June 20. Average temperatures vary from 16ºC to 29ºC across the season, so consider travelling then if you enjoy warmer weather.
What months are the cheapest to book a flight to Sullivan County?
The ideal month to book well-priced fares to Sullivan County is February. Bear in mind that in the USA, an expensive time to reserve a seat is during the busy month of December.

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About Sullivan County

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About Sullivan County

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