£273 Cheap Flights to Sullivan County

View £273 flight on Tue, 12 May 2026Opens in a new window

Popular airlines to Sullivan County

  • American Airlines

  • Delta

  • KLM

  • Virgin Atlantic

  • Air France

  • Breeze Airways

  • United

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Cheap round-trip flights to Sullivan County

Prices were available within the past 7 days and start at £273 for one-way flights and £250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 12 May - Tue, 19 May
BWI
Baltimore
TRI
Tri-Cities
£250 Return, found 18 hours ago
£250
Return
found 18 hours ago
Select American Airlines flight, departing Tue, 12 May from Baltimore to Tri-Cities, returning Tue, 19 May, priced at £250 found 18 hours ago
Delta
Tue, 12 May - Tue, 19 May
BWI
Baltimore
TRI
Tri-Cities
£250 Return, found 18 hours ago
£250
Return
found 18 hours ago
Select Delta flight, departing Tue, 12 May from Baltimore to Tri-Cities, returning Tue, 19 May, priced at £250 found 18 hours ago
Delta
Tue, 12 May - Tue, 19 May
BWI
Baltimore
TRI
Tri-Cities
£265 Return, found 18 hours ago
£265
Return
found 18 hours ago
Select Delta flight, departing Tue, 12 May from Baltimore to Tri-Cities, returning Tue, 19 May, priced at £265 found 18 hours ago
Delta
Tue, 12 May - Tue, 19 May
BWI
Baltimore
TRI
Tri-Cities
£286 Return, found 18 hours ago
£286
Return
found 18 hours ago
Select Delta flight, departing Tue, 12 May from Baltimore to Tri-Cities, returning Tue, 19 May, priced at £286 found 18 hours ago
Delta
Tue, 12 May - Tue, 19 May
BWI
Baltimore
TRI
Tri-Cities
£298 Return, found 18 hours ago
£298
Return
found 18 hours ago
Select Delta flight, departing Tue, 12 May from Baltimore to Tri-Cities, returning Tue, 19 May, priced at £298 found 18 hours ago
Delta
Tue, 12 May - Tue, 19 May
BWI
Baltimore
TRI
Tri-Cities
£301 Return, found 18 hours ago
£301
Return
found 18 hours ago
Select Delta flight, departing Tue, 12 May from Baltimore to Tri-Cities, returning Tue, 19 May, priced at £301 found 18 hours ago
Delta
Tue, 12 May - Tue, 19 May
BWI
Baltimore
TRI
Tri-Cities
£302 Return, found 18 hours ago
£302
Return
found 18 hours ago
Select Delta flight, departing Tue, 12 May from Baltimore to Tri-Cities, returning Tue, 19 May, priced at £302 found 18 hours ago
KLM
Sat, 23 May - Thu, 4 Jun
DUB
Dublin
TRI
Tri-Cities
£416 Return, found 9 hours ago
£416
Return
found 9 hours ago
Select KLM flight, departing Sat, 23 May from Dublin to Tri-Cities, returning Thu, 4 Jun, priced at £416 found 9 hours ago
Air France
Tue, 9 Jun - Sun, 28 Jun
DUB
Dublin
TRI
Tri-Cities
£421 Return, found 1 day ago
£421
Return
found 1 day ago
Select Air France flight, departing Tue, 9 Jun from Dublin to Tri-Cities, returning Sun, 28 Jun, priced at £421 found 1 day ago
United
Wed, 10 Mar - Tue, 23 Mar
LHR
London
TRI
Tri-Cities
£727 Return, found 6 days ago
£727
Return
found 6 days ago
Select United flight, departing Wed, 10 Mar from London to Tri-Cities, returning Tue, 23 Mar, priced at £727 found 6 days ago

Trending flights to Sullivan County

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

United
Wed, 10 Mar - Tue, 23 Mar
LHR
London
TRI
Tri-Cities
£727 Return, found 6 days ago
£727
Return
found 6 days ago
Select United flight, departing Wed, 10 Mar from London to Tri-Cities, returning Tue, 23 Mar, priced at £727 found 6 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 holiday 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, £250 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 £250 and peaked at £727. For one-way fares taking off from Baltimore (BWI), the cheapest seat during this same period was just £273.
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 £250 to £727.
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.

Book with confidence

Top tips for booking flights to Sullivan County from UK

Get ready to fly to Sullivan County

Prepare your luggage and book your flights to Sullivan County with Expedia. We offer a seamless flight booking experience, with a wide range of Sullivan County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Sullivan County in 2026, we are always available to assist you. Book your flights to Sullivan County today and let the adventure begin!

Find the best tickets to Sullivan County

To find some of the best tickets to Sullivan County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Sullivan County or last-minute flights to Sullivan County, you can filter and sort your search results, making it easy to find the ideal flight to Sullivan County.

Airlines fly to Sullivan County

There are 20 different airlines that fly to Sullivan County including some of the most trusted names in the business. To book flights to Sullivan County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Sullivan County plane tickets.

Find the cheapest flights to Sullivan County

By booking early you may find some of the best deals for Sullivan County flights from the UK, including Sullivan County direct flights. You can usually find affordable and cheap flights to Sullivan County, whether one-way from £273 or round-trip from £250, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Sullivan County

Try searching for different Sullivan County airports with Expedia to find some of the cheapest flights to Sullivan County. Flights from Baltimore (BWI) to Tri-Cities (TRI) usually have the lowest price from £273.

Why book your flights to Sullivan County with Expedia

Expedia offers great deals on Sullivan County air fares from £273 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Sullivan County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to Sullivan County from UK

Travel information

Sullivan County Flights Information

Airlines serving
American Airlines, Delta, KLM, Air France, British Airways, Air Canada, United
Roundtrip price
from £250
Sullivan County Flights Information

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