Cheap Flights from Miami International to Tri-Cities

Compare Miami International to Tri-Cities flight deals

Find the cheapest month or even day of the year to fly to Tri-Cities

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Flight deals from Miami International to Tri-Cities

Looking for a cheap last-minute deal or the best return flight from Miami International Airport to Tri-Cities Airport? If you want to travel next month, return fares start from $526. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Miami International to Tri-Cities

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Miami International to Tri-Cities flights are currently cheapest in August.

Miami International to Tri-Cities: Alternative routes

Compare routes from Miami International to Kingsport below. You may find an airport to fly into that's cheaper, faster, or easier than Tri-Cities.

Miami to Kingsport: Flight information

The things to know before you go.
Cheapest flight found$526
Cheapest month to flyAugust

Finding cheap flights from Miami International to Tri-Cities: Frequently asked questions

The best price we found for a return flight from Miami International to Tri-Cities is $526. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Miami International to Tri-Cities. But we found flights with one or more stops from $526.
As of July 2026, there are no flights flying from Miami International to Tri-Cities.
The cheapest month to fly from Miami International to Tri-Cities is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Miami International Airport to Tri-Cities Airport on Friday, 14 August 2026.
No airlines currently offer direct flights between Miami International Airport and Tri-Cities Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Tri-Cities but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kingsport is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Delta offers the cheapest flight tickets to Tri-Cities.

Travelling from Miami International Airport (MIA) to Tri-Cities Airport (TRI): what you need to know

  • Arrive at the airport on time so you don't miss your MIA to TRI flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • During popular months such as July, it's a good idea to get to the airport well in advance. Arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're travelling during a peak period in general.

  • We make it a piece of cake to book a flight with a stopover. To see all your options for tickets from Miami International Airport to Tri-Cities Airport, deselect 'Direct flights only.' Then, pick a flight that has a stop long enough to tour your chosen city. Stopovers between MIA and TRI include:

    • Atlanta Hartsfield-Jackson Airport

    • Dallas Fort Worth International Airport

    • Charlotte Douglas Airport

How to find the cheapest flights from Miami International Airport (MIA) to Tri-Cities Airport (TRI)

  • The lowest price we've seen for a one-way Miami International Airport to Tri-Cities Airport flight is $458. A return plane ticket is currently $526. Depending on the availability and when you book, these fares can change.

  • Don't wait until the last moment. You're more likely to find cheap tickets from MIA to TRI if you book ahead. Airlines often offer some amazing early bird discounts.

  • The 'Whole month' tool shows you the cheapest flights from Miami International Airport to Tri-Cities Airport across the entire month. It's a great way to snap up a bargain if your travel dates are flexible.

  • Stay on top of deals for cheap flights from MIA to TRI by setting up a Price Alert. We'll send you an email or notification on the app when a new discounted fare appears.

  • Tailor your flights with filters. Pick your arrival and departure times, airlines and total journey duration. You can also sort results by 'Cheapest,' 'Best' or 'Fastest' flights from Miami International Airport to Tri-Cities Airport.

Handy information about Miami International Airport (MIA)

  • The address for MIA is 4200 N.W. 21 Street.

  • 78% of flights that leave from Miami International Airport reach their destination on time.

  • To reach Miami International Airport from central Miami, it takes about 20 minutes if you're travelling by car. This depends on traffic though. It's approximately 11 kilometres from the airport to the city centre.

  • The trip when using public transport takes roughly 35 minutes.

  • Booked an early flight from Miami International Airport to Tri-Cities Airport? Avoid the hassle of rushing to the airport (and get some extra shut-eye) by picking one of these hotels near MIA:

Arriving at Tri-Cities Airport (TRI)

When to fly to Tri-Cities Airport (TRI)

  • July is the most popular month for flights from Miami International Airport to Tri-Cities Airport. To avoid the crowds, head to Kingsport in April.

  • When booking your flight from Miami International Airport to Tri-Cities Airport, think about the type of weather you like. July is the warmest month in Kingsport, with temperatures ranging from 16ºC to 31ºC.

  • January sees average temperatures of between -7ºC and 10ºC. Look for cheap tickets from MIA to TRI sometime around then if you'd rather travel in cooler conditions.

Explore more of the United States

  • Columbus is just one of the many places in the United States waiting to be discovered once you've seen the sights of Kingsport. Around 386 kilometres away to the north, its top attractions include Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theatre.

  • Indianapolis is another must-experience destination in the United States and is around 483 kilometres north-west of Kingsport. No journey is complete without seeing Lucas Oil Stadium, Eiteljorg Museum and The Children's Museum of Indianapolis.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.