Cheap Flights from Tri-Cities (TRI) to Denver (DEN)

Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver International Airport (DEN)

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Find the cheapest month to fly from Blountville (TRI) to Denver (DEN)

November is typically the cheapest month to fly

From £184 - £524 per traveller.

Graph displaying average flight prices per month

Flight from Tri-Cities to Denver route information
Origin airport
Tri-Cities Regional
Destination airport
Denver Intl.
Distance
1965 km

Compare flights from Tri-Cities to Denver easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Tri-Cities to Denver. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Denver Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Tri-Cities Regional to Denver Intl..  

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 Denver Intl. (DEN)

The easiest way to view the best deals on flights from Tri-Cities to Denver 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 Denver Intl. start at just and range up to .  

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 Denver
  • booking your flight during , 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 Denver flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Tri-Cities Regional to Denver Intl. 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.  

Frequently asked questions

How much is a flight from Tri-Cities Airport to DIA airport?
The lowest price advertised for a round-trip journey between Tri-Cities Regional Airport (TRI) and Denver Airport is . But you better get moving. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from TRI to Denver Airport?
We get that things come up unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from TRI to DIA airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Tri-Cities Airport to DEN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Tri-Cities Airport to Denver Intl. Airport (DEN)?
It's around 2,000 kilometres between Blountville and Denver, so you'll be up in the air for a while. Keep yourself entertained with things like crossword puzzles or the latest bestseller.
Which airlines fly direct from TRI to DIA airport?
Direct flights aren't available, so you'll need to make at least one stop between Tri-Cities Regional Airport (TRI) and Denver Intl. Airport (DEN). Make the most of the layover time to stretch your legs and grab a bite to eat.
Are Tri-Cities Regional Airport (TRI) to DIA airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally score a bargain, with some of the cheapest fares from TRI to DIA airport arising a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals continually — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines issue prices that far in advance.

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