$275 Cheap Flights from Tri-Cities (TRI) to Cancun (CUN)

View $275 flight on Mon, Sep 21, 2026Opens in a new window

Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun Intl. Airport (CUN)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Tri-Cities to Cancun (TRI-CUN)

Prices were available within the past 7 days and start at $275 for one-way flights and $498 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aeromexico
Mon, Mar 16 - Tue, Mar 24
TRI
Tri-Cities
CUN
Cancun
$498 Roundtrip, found 1 day ago
$498
Roundtrip
found 1 day ago
Select Aeromexico flight, departing Mon, Mar 16 from Tri-Cities to Cancun, returning Tue, Mar 24, priced at $498 found 1 day ago
American Airlines
Sun, Aug 2 - Thu, Aug 6
TRI
Tri-Cities
CUN
Cancun
$501 Roundtrip, found 1 day ago
$501
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Aug 2 from Tri-Cities to Cancun, returning Thu, Aug 6, priced at $501 found 1 day ago
United
Sun, Aug 2 - Thu, Aug 6
TRI
Tri-Cities
CUN
Cancun
$505 Roundtrip, found 1 day ago
$505
Roundtrip
found 1 day ago
Select United flight, departing Sun, Aug 2 from Tri-Cities to Cancun, returning Thu, Aug 6, priced at $505 found 1 day ago
American Airlines
Mon, Jul 13 - Fri, Jul 17
TRI
Tri-Cities
CUN
Cancun
$507 Roundtrip, found 3 days ago
$507
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Jul 13 from Tri-Cities to Cancun, returning Fri, Jul 17, priced at $507 found 3 days ago
American Airlines
Fri, Mar 20 - Fri, Mar 27
TRI
Tri-Cities
CUN
Cancun
$508 Roundtrip, found 1 day ago
$508
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Mar 20 from Tri-Cities to Cancun, returning Fri, Mar 27, priced at $508 found 1 day ago
American Airlines
Sun, Sep 6 - Thu, Sep 10
TRI
Tri-Cities
CUN
Cancun
$511 Roundtrip, found 4 days ago
$511
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Sep 6 from Tri-Cities to Cancun, returning Thu, Sep 10, priced at $511 found 4 days ago
American Airlines
Sun, Sep 6 - Thu, Sep 10
TRI
Tri-Cities
CUN
Cancun
$513 Roundtrip, found 4 days ago
$513
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Sep 6 from Tri-Cities to Cancun, returning Thu, Sep 10, priced at $513 found 4 days ago
Aeromexico
Sun, Aug 2 - Thu, Aug 6
TRI
Tri-Cities
CUN
Cancun
$516 Roundtrip, found 1 day ago
$516
Roundtrip
found 1 day ago
Select Aeromexico flight, departing Sun, Aug 2 from Tri-Cities to Cancun, returning Thu, Aug 6, priced at $516 found 1 day ago
Aeromexico
Tue, May 5 - Wed, May 13
TRI
Tri-Cities
CUN
Cancun
$517 Roundtrip, found 2 days ago
$517
Roundtrip
found 2 days ago
Select Aeromexico flight, departing Tue, May 5 from Tri-Cities to Cancun, returning Wed, May 13, priced at $517 found 2 days ago
Delta
Tue, Oct 13 - Tue, Oct 20
TRI
Tri-Cities
CUN
Cancun
$518 Roundtrip, found 8 hours ago
$518
Roundtrip
found 8 hours ago
Select Delta flight, departing Tue, Oct 13 from Tri-Cities to Cancun, returning Tue, Oct 20, priced at $518 found 8 hours ago

The Annual Vacation Sale

Members save up to 40% on hotels and homes. Plan this year’s big trip and save.
Book now

Alternative airports near Cancun

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cancun Intl. CUN. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $663
CUN
Cancun Intl.
CheapestClosest
Average driving time to city center18 min
Flights from $663

Find the cheapest month to fly from Blountville (TRI) to Cancun (CUN)

December is typically the cheapest month to fly

From $428 - $1,187 per traveler.

Frequently asked questions

How much does a flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.) cost?
You can find cheap one-way flights from $275 and cheap return flights from $498 Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.) with Expedia. Return flights often range between $535 and $1247. 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 Cancun, Quintana Roo (CUN-Cancun 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.
What is the cheapest month to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
The cheapest month to fly from TRI to CUN is March when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
Enter TRI to CUN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
American Airlines is one of the cheapest airlines offering connecting flights from Tri-Cities, TN (TRI) to Cancun, Quintana Roo (CUN), with round-trip tickets starting from around $715. 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.
How do I find cheap flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
To find a cheap flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun 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.
What is the best time to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
The earliest flight from Tri-Cities Regional (TRI) to Cancun International (CUN) typically departs at around 5:00 AM, operated by American Airlines. This is a seasonal service, so if you're planning a trip, this early departure can help you make the most of your time in Cancun. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
For flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun (CUN-Cancun Intl.), the most popular departure times are in the early morning, from 6am to 9am. About 39% of passengers choose this time window. Many major carriers, including American Airlines and Delta Air Lines, offer flights during this window. This timing is favored as it allows you to arrive in Cancun with plenty of time to enjoy the beach.
How long does it take to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
A flight from TRI to CUN with a layover takes around 5 hours 20 minutes, with the route covering approximately 1,100 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
Business class seats are offered on the TRI to CUN route with Delta Air Lines.
How do I earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.) flight with Expedia?
It's easy to earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun 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.
What airports do you fly into for Cancun from Tri-Cities Regional (TRI)?
If you're planning to travel to Cancun from Tri-Cities Regional (TRI), you can fly into Cancun Intl. (CUN) Some flights may connect through major hubs like Charlotte-Douglas Intl. (CLT), Hartsfield-Jackson Atlanta Intl. (ATL), Dallas-Fort Worth Intl. (DFW) before reaching Cancun. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.) at the last minute?
Typically, booking a last minute flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun 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.
Is it cheaper to book a Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.) flight and hotel package?
Securing a Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.) Quintana Roo 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.
Can I cancel or change the date of my flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
If you booked your Tri-Cities, TN (TRI-Tri-Cities Regional) to Cancun, Quintana Roo (CUN-Cancun 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.

Travel information

Origin airport
Tri-Cities Regional
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, American Airlines, Delta, United
Roundtrip price
$497
Distance
1100 mi

Book with confidence

Tri-Cities to Cancun Flights

The cheapest times to fly from Tri-Cities to Cancun

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Tri-Cities to Cancun are during the month of March. You can find some of the cheapest flights from Tri-Cities to Cancun with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tri-Cities to Cancun

Sunday is one of the best days to book for cheap flights from Tri-Cities to Cancun: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Tri-Cities to Cancun

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Tri-Cities to Cancun in 2026. You can also book with separate airlines for your outbound and return journeys, from $275 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Tri-Cities to Cancun flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Tri-Cities to Cancun airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Tri-Cities to Cancun Flights

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.