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$464+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — CUN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$464
(United Airlines)

Popular in

December

Cheapest in

July

Average price

$530
From Helena to Cancun
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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 12/22:30 pmHLN - CUN
2 stops25h 20mUnited Airlines
Tue 12/96:30 amCUN - HLN
2 stops16h 52mUnited Airlines
Deal found 9/11$598
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/35:18 pmHLN - CUN
2 stops17h 44mUnited Airlines
Tue 10/142:24 pmCUN - HLN
2 stops27h 16mUnited Airlines
Deal found 9/10$649
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/34:02 pmHLN - CUN
2 stops45h 58mAlaska Airlines
Tue 10/144:10 pmCUN - HLN
1 stop26h 31mAlaska Airlines
Deal found 9/10$740
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 12/266:10 amHLN - CUN
2 stops31h 49mUnited Airlines
Sun 1/46:30 amCUN - HLN
2 stops41h 01mUnited Airlines
Deal found 9/11$1,296
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 12/265:35 amHLN - CUN
1 stop8h 45mDelta
Sun 1/412:05 pmCUN - HLN
2 stops12h 45mDelta
Deal found 9/11$1,952

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 September 11, 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

Tue 3/3

7:00 am-3:45 pm

1 stop6h 45m

Cancun

Tue 3/10

11:36 am-8:59 pm

1 stop10h 23m

$464

HelenaCancún

HLN - CUN

HLNCUN

Helena

Thu 1/22

5:35 am-4:10 pm

1 stop8h 35m

Cancun

Tue 1/27

8:00 am-10:38 pm

2 stops16h 38m

$508

HelenaCancún

HLN - CUN

HLNCUN

Helena

Tue 2/17

2:30 pm-7:29 am

2 stops14h 59m

Cancun

Mon 3/2

5:55 pm-1:27 pm

2 stops21h 32m

$508

HelenaCancún

HLN - CUN

HLNCUN

Helena

Thu 1/22

4:10 pm-4:10 pm

2 stops22h 00m

Cancun

Tue 1/27

5:15 pm-3:43 pm

2 stops24h 28m

$539

HelenaCancún

HLN - CUN

HLNCUN

Helena

Fri 1/30

4:10 pm-4:10 pm

2 stops22h 00m

Cancun

Sat 2/14

5:15 pm-3:43 pm

2 stops24h 28m

$548

HelenaCancún

HLN - CUN

HLNCUN

Helena

Thu 1/22

4:10 pm-4:00 pm

1 stop21h 50m

Cancun

Tue 1/27

5:10 pm-3:43 pm

1 stop24h 33m

$549

HelenaCancún

HLN - CUN

HLNCUN

Helena

Mon 3/9

5:35 am-3:10 pm

1 stop8h 35m

Cancun

Thu 3/12

6:18 pm-12:27 pm

2 stops19h 09m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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 September 11, 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
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

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 United Airlines and Delta fly from Helena to Cancún in about 6h 45m. The time it takes to get you to your destination can typically vary by up to 1h 50m. 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 $569 round trip. Delta is priced at 38% 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

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$450Average$768FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$569Average$857FlexibilityNo cancel feeOn-time69%

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