
Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Heathrow Airport (LHR)
- Virgin Atlantic
Virgin Atlantic
- SAS
SAS
- Delta
Delta
- American Airlines
American Airlines
- KLM
KLM
- Air France
Air France
- Plan, book, fly with confidence
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Cheap Flights from Tri-Cities (TRI) to London (LHR)
Prices were available within the past 7 days and start at £323 for one-way flights and £462 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Blountville (TRI) to London (LHR)
August is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Tri-Cities Regional |
Destination airport | Heathrow |
Return price | £462 |
Distance | 6372 km |
Compare flights from Tri-Cities to London easily and book with confidence
For travelling on business or for pleasure, Expedia makes it easy to book your flights from Tri-Cities to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Tri-Cities Regional to Heathrow.
To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.
Grab a great deal on your flight from Tri-Cities Regional (TRI) to Heathrow (LHR)
The easiest way to view the best deals on flights from Tri-Cities to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Tri-Cities Regional to Heathrow start at just £462 and range up to £1,877.
To find an even better deal, try
- being flexible on your dates – midweek flights can be cheaper
- looking for other airports near Tri-Cities and London
- booking your flight during September, the cheapest month on this route
- varying your flight times – early morning and late at night are sometimes cheaper
Why you should book your Tri-Cities to London flight with Expedia!
We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Tri-Cities Regional to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.
Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.
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Related Airlines
Nearby Airports
- Virginia Highlands Airport (VJI)
- Asheville Regional Airport (AVL)
- Pike County - Hatcher Field Airport (PVL)
- McGhee Tyson Airport (TYS)
- Greenville-Spartanburg Intl. Airport (GSP)
- Raleigh County Memorial Airport (BKW)
- Charlotte-Douglas Intl. Airport (CLT)
- Smith Reynolds Airport (INT)
- Tri-State Airport (HTS)
- Yeager Airport (CRW)
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