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Cheap flights from Harlingen, TX to Montreal Pierre Elliott Trudeau Intl Airport from C$ 897

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — YUL
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Harlingen to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Harlingen to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Harlingen to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Tue 28/45:18 p.m.
HRL
-
YUL
2 stops21h 47m
United Airlines
Wed 29/46:05 p.m.
YUL
-
HRL
2 stops18h 18m
United Airlines
Deal found 26/1C$ 897
Tue 17/34:04 p.m.
HRL
-
YUL
1 stop6h 36m
Delta
Sun 22/37:00 a.m.
YUL
-
HRL
1 stop9h 09m
Delta
Deal found 28/1C$ 1,002
Sun 15/34:04 p.m.
HRL
-
YUL
1 stop6h 36m
Delta
Mon 23/37:00 a.m.
YUL
-
HRL
1 stop9h 09m
Delta
Deal found 26/1C$ 1,058
Tue 28/47:00 a.m.
HRL
-
YUL
1 stop8h 42m
Air Canada
Wed 29/411:10 a.m.
YUL
-
HRL
2 stops11h 49m
Air Canada
Deal found 28/1C$ 1,123
Tue 17/35:25 p.m.
HRL
-
YUL
2 stops13h 16m
United Airlines
Mon 23/38:25 a.m.
YUL
-
HRL
2 stops12h 31m
United Airlines
Deal found 28/1C$ 1,136
Sat 14/34:04 p.m.
HRL
-
YUL
1 stop6h 36m
Delta
Mon 23/36:00 a.m.
YUL
-
HRL
2 stops10h 09m
Delta
Deal found 27/1C$ 1,188
Fri 30/112:10 p.m.
HRL
-
YUL
2 stops22h 52m
United Airlines
Wed 25/28:00 p.m.
YUL
-
HRL
2 stops21h 04m
United Airlines
Deal found 28/1C$ 1,215

Find flight deals from Harlingen to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Pierre Elliott Trudeau Intl (YUL). 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 29 January 2026.

Round-trip from

C$ 897
United Airlines
  • United Airlines
  • 28/4-29/4
  • 4 total stops
  • 40h 05m total
  • Harlingen to Montreal
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Pierre Elliott Trudeau Intl 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 629,999 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from Harlingen to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Harlingen

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 28/4

5:18 p.m.-4:05 p.m.

2 stops21h 47m

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

6:05 p.m.-11:23 a.m.

2 stops18h 18m

C$ 897

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 17/3

4:04 p.m.-11:40 p.m.

1 stop6h 36m

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

7:00 a.m.-3:09 p.m.

1 stop9h 09m

C$ 1,002

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Sat 14/3

4:04 p.m.-11:40 p.m.

1 stop6h 36m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

7:00 a.m.-3:09 p.m.

1 stop9h 09m

C$ 1,002

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 17/3

4:04 p.m.-11:40 p.m.

1 stop6h 36m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

7:00 a.m.-3:09 p.m.

1 stop9h 09m

C$ 1,002

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Sun 15/3

4:04 p.m.-11:40 p.m.

1 stop6h 36m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

7:00 a.m.-3:09 p.m.

1 stop9h 09m

C$ 1,058

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 28/4

7:00 a.m.-4:42 p.m.

1 stop8h 42m

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

11:10 a.m.-9:59 p.m.

2 stops11h 49m

C$ 1,123

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 17/3

5:25 p.m.-7:41 a.m.

2 stops13h 16m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

8:25 a.m.-7:56 p.m.

2 stops12h 31m

C$ 1,136

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Best time to book a flight from Harlingen to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Harlingen 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.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Harlingen to Montreal Pierre Elliott Trudeau Intl?

    If you book a flight to Montreal Pierre Elliott Trudeau Intl from Harlingen, you will be flying from Valley Intl, which is the city’s only airport. Harlingen Valley Intl (HRL) is located 5.9 km from the centre of Harlingen. There are 0 flights from Valley Intl to Montreal Pierre Elliott Trudeau Intl per day from 0 different airlines.

  • How long is the flight from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport?

    United Airlines and Delta can get you from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport in just under 6h 36m. Your travel time can differ by up to 15h 11m. Airlines will cover a distance of 3011 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Harlingen to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Harlingen to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Harlingen to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Harlingen to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

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

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