The cheapest times to fly from TRI to DTW are

  • January 8th to February 18th (except the week of February 5th)
  • April 23rd to July 22nd (except the week of July 2nd)
  • August 20th to September 23rd (except the week of August 27th)
  • October 15th to November 18th

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 DTW is late May to early June. Prices can be as high as $1158 for Sunday flights during early August, or as low as $196 for Tuesday flights around late May to early June.


When to Fly to Detroit

Flying from Bristol/Johnson City/Kingsport, TN (TRI) to Detroit, MI (DTW) will usually cost between $198 to $399 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late May to early June with an average ticket price of $233. Due to high demand the most expensive time to fly is early August, with an average price of $427. Planning your trip to low-cost times can easily save you $194 on economy flights and even more on first-class flights. Generally, any price below $267 can be considered a good price for a round-trip TRI to DTW flight.

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

TRI to DTW Flight Prices

Compared to other flights, the TRI to DTW flight is much cheaper than the average and costs much less than the average flight leaving from Bristol. The average price per mile (for a direct flight) is $0.41, which is a bit above average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays 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 $96 (29%) 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 $230. Return trip prices are from the DTW 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 DTW can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 1 hour 42 minutes may not be realistic.


Flight Questions Answered

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

Which airlines fly this route?

You can find 3 major airlines flying this route most often: American, Delta, United, and potentially more during busy seasons.

How far away is it from Detroit Metro Wayne County Airport to Tri Cities Airport?

The distance between the two airports is roughly 400 miles or 644 kilometers.

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

The real-world flight time for a nonstop TRI to DTW flight is about 1 hour 42 minutes.

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

It depends on the day of the week and the date, but a typical day might have around 67 available flights from TRI to DTW.


Airport Location Info


Departing Airport

Origination codeTRI
Origination airport nameTri Cities Airport
CityBristol/Johnson City/Kingsport, TN
Countrythe United States

Return Airport

Destination codeDTW
Destination airport nameDetroit Metro Wayne County Airport
CityDetroit, MI
Countrythe United States


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.