HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cancún

$440+ Cheap flights from Helena (HLN) to Cancún (CUN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — CUN
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to Cancún with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Helena to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Cancún (CUN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 20, 2025.

Round-trip from

$440
(Alaska Airlines)

Popular in

December

Cheapest in

July
From Helena to Cancun
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($50 potential savings vs. average RT price).
Search Deals

Find flight deals from Helena to Cancún

Cheapest flights from Helena to Cancún
Explore the most affordable flight options available from Helena to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:30 pmHLN - CUN
2 stops15h 11mUnited Airlines
Tue 9/235:22 pmCUN - HLN
2 stops21h 08mUnited Airlines
Deal found 8/18$536
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:32 pmHLN - CUN
1 stop11h 08mAlaska Airlines
Tue 1/65:59 pmCUN - HLN
2 stops23h 44mAlaska Airlines
Deal found 8/18$635
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:20 pmHLN - CUN
2 stops15h 44mUnited Airlines
Mon 8/255:22 pmCUN - HLN
2 stops23h 42mUnited Airlines
Deal found 8/18$748
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/175:45 amHLN - CUN
1 stop8h 30mDelta
Tue 9/2311:15 amCUN - HLN
2 stops11h 59mDelta
Deal found 8/18$751
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:10 amHLN - CUN
1 stop7h 35mUnited Airlines
Tue 1/61:37 pmCUN - HLN
1 stop9h 22mUnited Airlines
Deal found 8/18$938
This Hawaiian Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:32 pmHLN - CUN
1 stop11h 08mHawaiian Airlines
Tue 1/68:10 amCUN - HLN
1 stop11h 45mHawaiian Airlines
Deal found 8/18$976

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Cancún that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 20, 2025.
Use the filters below to find and compare flights from Helena to Cancún that are best for you.

Fly from

Helena

Fly to

Cancún

Route

Depart

Return

Price

HelenaCancún

HLN - CUN

HLNCUN

Helena

Sat 1/31

4:10 pm-4:00 pm

1 stop21h 50m

Cancun

Fri 2/6

7:25 pm-3:43 pm

2 stops22h 18m

$440

HelenaCancún

HLN - CUN

HLNCUN

Helena

Sat 1/31

2:30 pm-11:25 am

2 stops18h 55m

Cancun

Fri 2/6

6:30 pm-8:59 pm

2 stops28h 29m

$458

HelenaCancún

HLN - CUN

HLNCUN

Helena

Fri 1/30

4:10 pm-4:10 pm

2 stops22h 00m

Cancun

Sat 2/14

7:25 pm-3:43 pm

2 stops22h 18m

$528

HelenaCancún

HLN - CUN

HLNCUN

Helena

Wed 9/17

2:30 pm-6:41 am

2 stops15h 11m

Cancun

Tue 9/23

5:22 pm-1:30 pm

2 stops21h 08m

$536

HelenaCancún

HLN - CUN

HLNCUN

Helena

Fri 1/30

4:10 pm-4:00 pm

1 stop21h 50m

Cancun

Sat 2/14

5:10 pm-3:43 pm

1 stop24h 33m

$538

HelenaCancún

HLN - CUN

HLNCUN

Helena

Tue 12/30

6:32 pm-7:40 am

1 stop11h 08m

Cancun

Tue 1/6

5:59 pm-3:43 pm

2 stops23h 44m

$635

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Best time to book a flight from Helena to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún from Helena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helena to Cancún

What is the cheapest month to book a flight from Helena to Cancún?

Currently, January is the cheapest month in which you can book a flight from Helena to Cancún (average of $360). Flying from Helena to Cancún in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cancún. Reviews last updated August 20, 2025.
See what other customers who have flown with Delta and United Airlines from Helena to Cancún have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,928 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Helena to Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Helena to Cancún?

    Airlines like Alaska Airlines and United Airlines fly from Helena to Cancún in about 18h 55m. The time it takes to get you to your destination can typically vary by up to 2h 55m. Helena and Cancún are separated by a distance of 2258 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Helena to Cancún round-trip?

    Flying on Delta is currently your cheapest option to Cancún, with prices starting at $450. Another option worth looking into is United Airlines, starting at $627 round trip. Delta is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Helena to Cancún that include hotel bookings?

    Yes. In addition to deals on Helena to Cancún flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to Cancún?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Cancún.

  • Can I find deals for business class flights from Helena to Cancún?

    Yes. Cheapflights offers flight deals from Helena to Cancún by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helena to Cancún?

    Currently, January is the cheapest month in which you can book a flight from Helena to Cancún (average of $360). Flying from Helena to Cancún in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Helena to Cancún

Discover the top 2 airlines that operate flights from Helena to Cancún. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$450Average$731FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$627Average$973FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.