$160 Cheap Flights from Tri-Cities (TRI) to Denver (DEN)

You can find cheap one-way flights from $160 and cheap return flights $319 Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights usually range from $245 to $851, and return flights typically cost between $421 and $1561. 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 the cheapest fares first, and use the Price Tracking tool to receive alerts when Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver, CO (DEN-Denver Intl.) ticket fares go up or down.

*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.

April is the cheapest month to fly from Tri-Cities (TRI) to Denver (DEN), with average round-trip fares around $367. This price is about 19% lower than the average throughout the year, as April often has lower travel demand. Other economical months to consider are January and August.

*Averages based on flights available on Expedia in the last year.

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

American Airlines is one of the cheapest airlines offering connecting flights from Tri-Cities Regional (TRI) to Denver Intl. (DEN) with a layover in Charlotte-Douglas Intl. (CLT), starting from around $713 for a round-trip ticket. 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.

*Prices based on flights available on Expedia in the last year.

To find a cheap flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver, CO (DEN-Denver Intl.), 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.

When flying from Tri-Cities (TRI) to Denver (DEN), consider traveling in January or April. January offers a return flight at about $367, while April is also a popular month for travelers. These months strike a good balance between price and flight options, making them ideal for your trip.

*Prices based on flights available on Expedia in the last year.

The earliest flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver, CO (DEN-Denver Intl.) typically departs at around 5:00 AM, operated by American Airlines. This service is seasonal and runs in November. An early flight can help you make the most of your time in Denver. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

The most popular departure times for flights from Tri-Cities, TN (TRI) to Denver, CO (DEN) are in the early morning, from 6am to 9am. About 32% of passengers prefer this time window. Many major carriers, including Delta and American Airlines, operate flights during this window. This timing is ideal for travelers looking to arrive in Denver early and make the most of their day.

Flights from TRI to DEN with one stop typically take around 6 hours 20 minutes, covering approximately 1,228 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

First class seats are offered on the TRI to DEN route with American Airlines and Delta Air Lines.

It's easy to earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver, CO (DEN-Denver Intl.) 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.

From Tri-Cities Regional (TRI), you can fly into Denver Intl. (DEN) to reach Denver. Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Charlotte-Douglas Intl. (CLT), Dallas-Fort Worth Intl. (DFW) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver, CO (DEN-Denver Intl.) 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver, CO (DEN-Denver Intl.) Denver Vacation Packages 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Denver, CO (DEN-Denver Intl.) 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.