What airlines fly to Mexico?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Mexico from Helena according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Mexico. Keep in mind that there are 6 different airlines that fly to Mexico on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Helena to Mexico?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Helena to Mexico

When did momondo last update prices for flights from Helena Airport to Mexico?

Prices for flights from Helena Airport to Mexico are updated daily.

How many operators does momondo search for flights from Helena Airport to Mexico?

There are 2 operators available for flights from Helena Airport to Mexico as of October 2026.

How old do you have to be to fly from Helena Airport to Mexico?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Mexico.

What documentation or ID do you need to fly to Mexico?

The travel and health documents you'll need for your trip to Mexico may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Mexico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$266 Cheap Flights from Helena to Mexico in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Mexico

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 am - 10:53 amHLN Helena-SJD San José del Cabo Los Cabos

6h 08m1 stop Salt Lake City

2:01 pm - 10:41 pmSJD San José del Cabo Los Cabos-HLN Helena

7h 40m1 stop Salt Lake City

$485Delta

Sun, Apr 11 - Wed, Apr 21

5:45 am - 10:53 amHLN Helena-SJD San José del Cabo Los Cabos

6h 08m1 stop Salt Lake City

2:01 pm - 10:41 pmSJD San José del Cabo Los Cabos-HLN Helena

7h 40m1 stop Salt Lake City

$530Delta

Sat, Apr 10 - Wed, Apr 21

5:00 pm - 3:05 pmHLN Helena-SJD San José del Cabo Los Cabos

22h 05m2 stops Seattle/Tacoma Intl San Diego

3:42 pm - 4:23 pmSJD San José del Cabo Los Cabos-HLN Helena

24h 41m1 stop Seattle/Tacoma Intl

$547Alaska Airlines

Fri, Jan 15 - Fri, Jan 22

2:23 pm - 11:47 amHLN Helena-SJD San José del Cabo Los Cabos

21h 24m2 stops Denver Intl Los Angeles

2:30 pm - 9:31 pmSJD San José del Cabo Los Cabos-HLN Helena

7h 01m1 stop Denver Intl

$567United Airlines

Sun, Nov 15 - Thu, Nov 19

2:23 pm - 2:42 pmHLN Helena-SJD San José del Cabo Los Cabos

24h 19m1 stop Denver Intl

2:30 pm - 9:31 pmSJD San José del Cabo Los Cabos-HLN Helena

7h 01m1 stop Denver Intl

$573United Airlines

Sun, Nov 15 - Thu, Nov 19

5:00 pm - 3:05 pmHLN Helena-SJD San José del Cabo Los Cabos

46h 05m2 stops Seattle/Tacoma Intl San Diego

1:10 pm - 4:23 pmSJD San José del Cabo Los Cabos-HLN Helena

27h 13m2 stops San Diego Seattle/Tacoma Intl

$575Alaska Airlines

Fri, Jan 15 - Fri, Jan 22

2:23 pm - 3:45 pmHLN Helena-CUN Cancun

23h 22m1 stop Denver Intl

1:35 pm - 9:31 pmCUN Cancun-HLN Helena

9h 56m1 stop Denver Intl

$581United Airlines

Sun, Nov 15 - Wed, Nov 18

5:45 am - 10:53 amHLN Helena-SJD San José del Cabo Los Cabos

6h 08m1 stop Salt Lake City

2:01 pm - 10:41 pmSJD San José del Cabo Los Cabos-HLN Helena

7h 40m1 stop Salt Lake City

$591Delta

Sun, Apr 11 - Thu, Apr 22

5:45 am - 10:18 pmHLN Helena-SJD San José del Cabo Los Cabos

17h 33m2 stops Salt Lake City Mexico City Benito Juarez

2:01 pm - 10:41 pmSJD San José del Cabo Los Cabos-HLN Helena

7h 40m1 stop Salt Lake City

$591Delta

Sun, Apr 11 - Wed, Apr 21

5:00 pm - 3:46 pmHLN Helena-PVR Puerto Vallarta Ordaz

21h 46m2 stops Seattle/Tacoma Intl San Diego

5:04 pm - 3:31 pmPVR Puerto Vallarta Ordaz-HLN Helena

23h 27m2 stops Los Angeles Seattle/Tacoma Intl

$646Alaska Airlines

Tue, Feb 2 - Sat, Feb 13

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Delta flights from Helena to Mexico

Our best Delta deals on Helena to Mexico flight tickets

Delta

Apr 10

HLN5:45 amHelena

6h 08m

1 stop

SJD10:53 amSan José del Cabo Los Cabos

Apr 21

SJD2:01 pmSan José del Cabo Los Cabos

7h 40m

1 stop

HLN10:41 pmHelena

$530

Delta

Apr 10

HLN5:45 amHelena

28h 55m

2 stops

SJD9:40 amSan José del Cabo Los Cabos

Apr 21

SJD2:01 pmSan José del Cabo Los Cabos

7h 40m

1 stop

HLN10:41 pmHelena

$595

Delta

Apr 10

HLN5:45 amHelena

6h 08m

1 stop

SJD10:53 amSan José del Cabo Los Cabos

Apr 22

SJD2:01 pmSan José del Cabo Los Cabos

7h 40m

1 stop

HLN10:41 pmHelena

$636

United Airlines flights from Helena to Mexico

Our best United Airlines deals on Helena to Mexico flight tickets

United Airlines

Nov 15

HLN2:23 pmHelena

21h 24m

2 stops

SJD11:47 amSan José del Cabo Los Cabos

Nov 19

SJD2:30 pmSan José del Cabo Los Cabos

7h 01m

1 stop

HLN9:31 pmHelena

$567

United Airlines

Nov 15

HLN2:23 pmHelena

24h 19m

1 stop

SJD2:42 pmSan José del Cabo Los Cabos

Nov 19

SJD2:30 pmSan José del Cabo Los Cabos

7h 01m

1 stop

HLN9:31 pmHelena

$573

United Airlines

Nov 15

HLN2:23 pmHelena

23h 22m

1 stop

CUN3:45 pmCancun

Nov 18

CUN1:35 pmCancun

9h 56m

1 stop

HLN9:31 pmHelena

$581

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

HelenaSan José del Cabo

HLN Helena - SJD San José del Cabo Los Cabos

HLNSJD

Helena

Sun 4/11

5:45 am-10:53 am

1 stop6h 08m

San José del Cabo Los Cabos

Wed 4/21

2:01 pm-10:41 pm

1 stop7h 40m

$485

HelenaSan José del Cabo

HLN Helena - SJD San José del Cabo Los Cabos

HLNSJD

Helena

Sat 4/10

5:45 am-10:53 am

1 stop6h 08m

San José del Cabo Los Cabos

Wed 4/21

2:01 pm-10:41 pm

1 stop7h 40m

$530

HelenaSan José del Cabo

HLN Helena - SJD San José del Cabo Los Cabos

HLNSJD

Helena

Fri 1/15

5:00 pm-3:05 pm

2 stops22h 05m

San José del Cabo Los Cabos

Fri 1/22

3:42 pm-4:23 pm

1 stop24h 41m

$547

HelenaSan José del Cabo

HLN Helena - SJD San José del Cabo Los Cabos

HLNSJD

Helena

Sun 11/15

2:23 pm-11:47 am

2 stops21h 24m

San José del Cabo Los Cabos

Thu 11/19

2:30 pm-9:31 pm

1 stop7h 01m

$567

HelenaSan José del Cabo

HLN Helena - SJD San José del Cabo Los Cabos

HLNSJD

Helena

Sun 11/15

2:23 pm-2:42 pm

1 stop24h 19m

San José del Cabo Los Cabos

Thu 11/19

2:30 pm-9:31 pm

1 stop7h 01m

$573

HelenaSan José del Cabo

HLN Helena - SJD San José del Cabo Los Cabos

HLNSJD

Helena

Fri 1/15

5:00 pm-3:05 pm

2 stops46h 05m

San José del Cabo Los Cabos

Fri 1/22

1:10 pm-4:23 pm

2 stops27h 13m

$575

HelenaCancún

HLN Helena - CUN Cancun

HLNCUN

Helena

Sun 11/15

2:23 pm-3:45 pm

1 stop23h 22m

Cancun

Wed 11/18

1:35 pm-9:31 pm

1 stop9h 56m

$581

HelenaSan José del Cabo

HLN Helena - SJD San José del Cabo Los Cabos

HLNSJD

Helena

Sun 4/11

5:45 am-10:53 am

1 stop6h 08m

San José del Cabo Los Cabos

Thu 4/22

2:01 pm-10:41 pm

1 stop7h 40m

$591

HelenaSan José del Cabo

HLN Helena - SJD San José del Cabo Los Cabos

HLNSJD

Helena

Sun 4/11

5:45 am-10:18 pm

2 stops17h 33m

San José del Cabo Los Cabos

Wed 4/21

2:01 pm-10:41 pm

1 stop7h 40m

$591

HelenaPuerto Vallarta

HLN Helena - PVR Puerto Vallarta Ordaz

HLNPVR

Helena

Tue 2/2

5:00 pm-3:46 pm

2 stops21h 46m

Puerto Vallarta Ordaz

Sat 2/13

5:04 pm-3:31 pm

2 stops23h 27m

$646

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Helena to Mexico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Helena to Mexico flights?

You could potentially save up to 39% on your flight if you consider stops on a Helena to Mexico flight.

Cheap Helena to Mexico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Mexico

Best Price Found	$266
Fastest flight time	6h 50m
Direct flights	None

The best one-way flight to Mexico from Helena in the past 72 hours is $266. The best round-trip flight deal from Helena to Mexico found on momondo in the last 72 hours is $485.

The fastest flight from Helena to Mexico takes 6h 50m

There are no direct flights from Helena to Mexico. There are no popular flight routes from Helena to Mexico.

Search flight deals

Frequently asked questions about flying from Helena to Mexico

When did momondo last update prices for flights from Helena Airport to Mexico?
Prices for flights from Helena Airport to Mexico are updated daily.
How many operators does momondo search for flights from Helena Airport to Mexico?
There are 2 operators available for flights from Helena Airport to Mexico as of October 2026.
How old do you have to be to fly from Helena Airport to Mexico?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Mexico.
What documentation or ID do you need to fly to Mexico?
The travel and health documents you'll need for your trip to Mexico may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Mexico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Helena to Mexico

Compare and see reviews for airlines that fly from Helena to Mexico with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $353	Free Cancellation	Rating 7.8 8,653 reviews		Search Delta flights
United Airlines	PriceFrom $356	Free Cancellation	Rating 7.4 10,350 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Mexico?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Helena to Mexico. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Helena to Mexico with flexible booking policies on momondo?

All flight searches from Helena to Mexico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Helena to Mexico?

momondo helps you find the best flight between Helena and Mexico by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Helena to Mexico right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Mexico, momondo offers a useful price alert feature which will track prices for flights to Mexico from Helena and alert you when they change.