The cheapest times to fly from TRI to BRU are

  • January 1st to April 1st
  • May 7th to June 17th (except the week of May 21st)
  • October 22nd to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from TRI to BRU is late January and early February. Prices can be as high as $1828 for Saturday flights during late July, or as low as $908 for Tuesday flights around late January and early February.


When to Fly to Brussels

Flying from Bristol/Johnson City/Kingsport, TN (TRI) to Brussels (BRU) will usually cost between $910 to $1443 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January and early February with an average ticket price of $952. Due to high demand the most expensive time to fly is late July, with an average price of $1398. Planning your trip to low-cost times can easily save you $445 on economy flights and even more on first-class flights. Generally, any price below $1130 can be considered a good price for a round-trip TRI to BRU flight.

See below for a graph of average weekly prices for the TRI to BRU route. All prices are for round-trip tickets in USD.

TRI to BRU Flight Prices

Compared to other flights, the TRI to BRU flight is slightly more expensive than the average and costs more than the average flight leaving from Bristol. The average price per mile (for a direct flight) is $0.17, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to BRU, and Wednesday the cheapest day to fly back into TRI. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $165 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1068. Return trip prices are from the BRU to TRI flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from TRI to BRU can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 32 minutes may not be realistic.


Flight Hacking TRI to BRU

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from TRI to BRU — but Champion Traveler does!

Hack #1: Boston, MA (TRI > BOS > BRU)

  • Price for both tickets: $815
  • Average savings: $315 (27.84%)

See TRI to BOS flights

Hack #2: New York, NY (TRI > JFK > BRU)

  • Price for both tickets: $853
  • Average savings: $277 (24.52%)

See TRI to JFK flights

Hack #3: Panama City, FL (TRI > ECP > BRU)

  • Price for both tickets: $861
  • Average savings: $269 (23.82%)

See TRI to ECP flights


Flight Questions Answered

Still have questions about flying from TRI to BRU? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Aeromexico, Air France, American, Delta, KLM, Lufthansa, United, and potentially more during busy seasons.

How far away is it from Brussels National Airport to Tri Cities Airport?

The distance between the two airports is roughly 4196 miles or 6753 kilometers.

How long does it take to fly from TRI to BRU?

The real-world flight time for a nonstop TRI to BRU flight is about 8 hour 32 minutes.

How many flights go between Bristol/Johnson City/Kingsport, TN and Brussels?

It depends on the day of the week and the date, but a typical day might have around 15 available flights from TRI to BRU.


Airport Location Info


Departing Airport

Origination code TRI
Origination airport name Tri Cities Airport
City Bristol/Johnson City/Kingsport, TN
Country the United States
Latitude 36.5
Longitude -82.4

Return Airport

Destination code BRU
Destination airport name Brussels National Airport
City Brussels
Country Belgium
Latitude 50.9
Longitude 4.5


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.