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

You can find one-way and return flights from DEN to TRI with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when DEN to TRI ticket fares go up or down.

November is typically the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional), with average return fares around CA$449. November often sees lower prices as it falls outside of peak holiday travel and summer vacation periods, when demand tends to decrease. Other cheap months to fly from Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) include January and April.

Enter DEN to TRI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

American Airlines is one of the cheapest airlines offering connecting return flights from Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional), with prices starting from around CA$370 for flights that can be booked for departure within the next year. These flights typically include a layover in Dallas-Fort Worth Intl. (DFW). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The cheapest months to fly from Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) are typically November and April, with average return flights around CA$449. These months can offer a good balance of more affordable fares before or after peak travel seasons, giving you a better chance to find a flight that suits your budget.

There are approximately 77 connecting flights per day from Denver International Airport (DEN) to Tri-Cities Regional Airport (TRI). Some common connection points include O'Hare International Airport (ORD), Hartsfield-Jackson Atlanta International Airport (ATL), and Dallas-Fort Worth International Airport (DFW).

The earliest flight from Denver Intl. (DEN) to Tri-Cities Regional (TRI) typically departs around 12:15 AM. This service is seasonal, active only in December, and is operated by United and Delta. An early departure like this can be great for maximizing your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll find the most flights from Denver International Airport (DEN) to Tri-Cities Regional (TRI) on Thursdays, with around 44 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, American Airlines, and Delta. Flight schedules are fairly consistent throughout the week, so you'll have several flight options no matter which day you choose to fly.

The most popular departure times for flights from Denver Intl. (DEN) to Tri-Cities Regional (TRI) are in the morning, from 9am to 12pm. Many major carriers, including United, American Airlines and Delta, offer flights during this window. This timing works well for travellers who want to arrive at their destination with plenty of time to settle in.

There are no nonstop flights from Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional). For flights with one stop, you can expect the journey to take around 5 hours 48 minutes. Flights with two or more stops typically take longer, averaging about 10 hours 48 minutes. The distance between DEN and TRI is approximately 1,976 kilometres. Keep in mind that actual travel times can vary based on layover duration, routing, and weather conditions.

You can fly business class or first class between DEN and TRI. First class cabins are available on Delta, United, and American Airlines.

It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to Tri-Cities from Denver Intl. (DEN), you can fly directly into Tri-Cities Regional (TRI). Some flights may connect through major hubs like O'Hare Intl. (ORD), George Bush Intercontinental (IAH), or Washington Dulles Intl. (IAD) before reaching Tri-Cities. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Denver, CO (DEN-Denver Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.