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Cheap flights from Harlingen, Texas to Montreal from $641

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harlingen, Texas to Montreal departing on 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:44 pm - 3:08 pm
HRL
-
YUL
19h 24m2 stops
American Airlines Logo
7:30 am - 10:52 pm
YUL
-
HRL
16h 22m2 stops
$641American Airlines
Fri, Jan 30 - Wed, Feb 25
American Airlines Logo
6:44 pm - 3:08 pm
HRL
-
YUL
19h 24m2 stops
American Airlines Logo
7:30 am - 10:52 pm
YUL
-
HRL
16h 22m2 stops
$642American Airlines
Fri, Jan 30 - Wed, Feb 25
American Airlines Logo
6:44 pm - 3:08 pm
HRL
-
YUL
19h 24m2 stops
American Airlines Logo
3:50 pm - 10:36 am
YUL
-
HRL
19h 46m2 stops
$645American Airlines
Fri, Jan 16 - Fri, Jan 23
United Airlines Logo
5:25 pm - 12:46 pm
HRL
-
YUL
18h 21m2 stops
United Airlines Logo
1:35 pm - 11:26 am
YUL
-
HRL
22h 51m2 stops
$695United Airlines
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
5:18 pm - 9:26 pm
HRL
-
YUL
27h 08m2 stops
United Airlines Logo
1:20 pm - 11:23 am
YUL
-
HRL
23h 03m2 stops
$741United Airlines
Tue, Apr 14 - Fri, Apr 17
United Airlines Logo
7:00 am - 4:50 pm
HRL
-
YUL
8h 50m1 stop
United Airlines Logo
8:25 am - 7:58 pm
YUL
-
HRL
12h 33m2 stops
$769United Airlines
Fri, Jan 30 - Wed, Feb 25
United Airlines Logo
9:20 am - 4:50 pm
HRL
-
YUL
6h 30m1 stop
United Airlines Logo
8:20 am - 8:01 pm
YUL
-
HRL
12h 41m2 stops
$803United Airlines
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
7:00 am - 4:42 pm
HRL
-
YUL
8h 42m1 stop
United Airlines Logo
6:15 pm - 11:23 am
YUL
-
HRL
18h 08m2 stops
$815United Airlines
Tue, Apr 14 - Fri, Apr 17
United Airlines Logo
5:18 pm - 10:40 am
HRL
-
YUL
16h 22m2 stops
United Airlines Logo
8:30 am - 9:59 pm
YUL
-
HRL
14h 29m2 stops
$820United Airlines
Tue, Apr 14 - Fri, Apr 17
WestJet Logo
3:39 pm - 1:42 pm
HRL
-
YUL
21h 03m1 stop
WestJet Logo
7:30 pm - 2:39 pm
YUL
-
HRL
20h 09m2 stops
$870WestJet
Fri, Jan 16 - Fri, Jan 23

American Airlines flights from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport

Our best American Airlines deals on Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
American Airlines
Jan 30
HRL6:44 pmHarlingen Valley Intl
19h 24m
2 stops
YUL3:08 pmMontreal Pierre Elliott Trudeau Intl
Feb 25
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
16h 22m
2 stops
HRL10:52 pmHarlingen Valley Intl
$641
Find similar
American Airlines
Dec 23
HRL5:34 amHarlingen Valley Intl
8h 32m
1 stop
YUL3:06 pmMontreal Pierre Elliott Trudeau Intl
Jan 6
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
16h 51m
2 stops
HRL11:21 pmHarlingen Valley Intl
$1,055
Find similar
American Airlines
Dec 23
HRL5:34 amHarlingen Valley Intl
16h 05m
2 stops
YUL10:39 pmMontreal Pierre Elliott Trudeau Intl
Jan 6
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
16h 51m
2 stops
HRL11:21 pmHarlingen Valley Intl
$1,060
Find similar

United Airlines flights from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport

Our best United Airlines deals on Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
Apr 14
HRL5:18 pmHarlingen Valley Intl
27h 08m
2 stops
YUL9:26 pmMontreal Pierre Elliott Trudeau Intl
Apr 17
YUL1:20 pmMontreal Pierre Elliott Trudeau Intl
23h 03m
2 stops
HRL11:23 amHarlingen Valley Intl
$741
Find similar
United Airlines
Apr 14
HRL7:00 amHarlingen Valley Intl
8h 42m
1 stop
YUL4:42 pmMontreal Pierre Elliott Trudeau Intl
Apr 17
YUL6:15 pmMontreal Pierre Elliott Trudeau Intl
18h 08m
2 stops
HRL11:23 amHarlingen Valley Intl
$815
Find similar
United Airlines
Apr 14
HRL7:00 amHarlingen Valley Intl
8h 42m
1 stop
YUL4:42 pmMontreal Pierre Elliott Trudeau Intl
Apr 17
YUL1:20 pmMontreal Pierre Elliott Trudeau Intl
23h 03m
2 stops
HRL11:23 amHarlingen Valley Intl
$820
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 832,500 searches. Data last updated December 22, 2025.
Use the filters below to find and compare flights from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Fri 1/30

6:44 pm-3:08 pm

2 stops19h 24m

Montreal Pierre Elliott Trudeau Intl

Wed 2/25

7:30 am-10:52 pm

2 stops16h 22m

$641

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Fri 1/30

6:44 pm-3:08 pm

2 stops19h 24m

Montreal Pierre Elliott Trudeau Intl

Wed 2/25

7:30 am-10:52 pm

2 stops16h 22m

$642

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Fri 1/16

6:44 pm-3:08 pm

2 stops19h 24m

Montreal Pierre Elliott Trudeau Intl

Fri 1/23

3:50 pm-10:36 am

2 stops19h 46m

$645

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Sat 1/24

5:25 pm-12:46 pm

2 stops18h 21m

Montreal Pierre Elliott Trudeau Intl

Tue 1/27

1:35 pm-11:26 am

2 stops22h 51m

$695

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 4/14

5:18 pm-9:26 pm

2 stops27h 08m

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

1:20 pm-11:23 am

2 stops23h 03m

$741

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Fri 1/30

7:00 am-4:50 pm

1 stop8h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 2/25

8:25 am-7:58 pm

2 stops12h 33m

$769

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Sat 1/24

9:20 am-4:50 pm

1 stop6h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 1/27

8:20 am-8:01 pm

2 stops12h 41m

$803

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 4/14

7:00 am-4:42 pm

1 stop8h 42m

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

6:15 pm-11:23 am

2 stops18h 08m

$815

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 4/14

5:18 pm-10:40 am

2 stops16h 22m

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

8:30 am-9:59 pm

2 stops14h 29m

$820

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Fri 1/16

3:39 pm-1:42 pm

1 stop21h 03m

Montreal Pierre Elliott Trudeau Intl

Fri 1/23

7:30 pm-2:39 pm

2 stops20h 09m

$870

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Montreal from

How to get the cheapest flight ticket from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport

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

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport is on a Monday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Monday will often find tickets for as low as $360. Flights from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport on a Friday will generally be more expensive and average around $1,171. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport (HRL to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport

Fastest flight time

16h 05m

Direct flights

None
The fastest flight from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport takes 16h 05m
There are no direct flights from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport. There are no popular flight routes from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport.
Search flight deals

  • How far is Harlingen Valley Intl to Montreal Pierre Elliott Trudeau Intl by plane?

    Montreal Pierre Elliott Trudeau Intl is 1874.7 mi away from Harlingen Valley Intl. By plane, this route typically takes 16h 05m.

  • When did momondo last update prices for flights from Harlingen Valley Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Harlingen Valley Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport were last updated today.

  • How old do you have to be to fly from Harlingen Valley Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harlingen Valley Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The travel and health documents required for your trip to Montreal Pierre Elliott Trudeau Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montreal Pierre Elliott Trudeau Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Dorval
Longueuil
Brossard
Trois-Rivières
Magog
Cornwall
Boucherville
Sherbrooke
Drummondville
Bromont
Montebello
Saint-Jean-sur-Richelieu
Saint-Sauveur
North Hatley
Sutton

Why use momondo?

Why should I use momondo to find a flight deal from Harlingen to Montreal?

Finding the right flight to Montreal from Harlingen is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montreal quick and easy, saving you time and money.

Can I find flights from Harlingen to Montreal with flexible booking policies on momondo?

momondo does allow users to show only those flights to Montreal from Harlingen which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Harlingen to Montreal?

Once all potential Harlingen to Montreal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Montreal from Harlingen are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

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