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Cheap flights from Harlingen, TX to Montreal Pierre Elliott Trudeau Intl Airport from C$ 870

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — YUL
11 Jan — 18 Jan1
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 12 December 2025.

Tue 23/1212:15 p.m.HRL - YUL
2 stops27h 43mUnited Airlines
Tue 6/13:30 p.m.YUL - HRL
2 stops25h 36mUnited Airlines
Deal found 11/12C$ 1,233
Wed 24/125:00 a.m.HRL - YUL
2 stops15h 42mUnited Airlines
Wed 31/124:45 p.m.YUL - HRL
2 stops19h 28mUnited Airlines
Deal found 11/12C$ 1,343
Thu 18/128:11 p.m.HRL - YUL
1 stop17h 55mAmerican Airlines
Tue 23/127:30 a.m.YUL - HRL
2 stops16h 18mAmerican Airlines
Deal found 10/12C$ 1,425
Tue 23/125:34 a.m.HRL - YUL
2 stops8h 37mAmerican Airlines
Tue 6/17:30 a.m.YUL - HRL
3 stops11h 44mAmerican Airlines
Deal found 11/12C$ 1,469

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 12 December 2025.

Round-trip from

C$ 870
American Airlines
  • American Airlines
  • 30/1-25/2
  • 4 total stops
  • 35h 46m total
  • Harlingen to Montreal
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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 12 December 2025.
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

Fri 30/1

6:44 p.m.-3:08 p.m.

2 stops19h 24m

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

7:30 a.m.-10:52 p.m.

2 stops16h 22m

C$ 870

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Sat 24/1

12:10 p.m.-12:02 p.m.

2 stops22h 52m

Montreal Pierre Elliott Trudeau Intl

Tue 27/1

8:20 a.m.-9:59 p.m.

2 stops14h 39m

C$ 930

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Fri 30/1

9:20 a.m.-4:50 p.m.

1 stop6h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

8:25 a.m.-7:58 p.m.

2 stops12h 33m

C$ 1,052

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Fri 30/1

9:20 a.m.-4:50 p.m.

1 stop6h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

5:25 p.m.-4:04 p.m.

2 stops23h 39m

C$ 1,167

HarlingenMontreal

HRL - YUL

HRLYUL

Harlingen Valley Intl

Tue 23/12

12:15 p.m.-4:58 p.m.

2 stops27h 43m

Montreal Pierre Elliott Trudeau Intl

Tue 6/1

3:30 p.m.-4:06 p.m.

2 stops25h 36m

C$ 1,233

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

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?

    American Airlines and United Airlines can get you from Harlingen, Texas to Montreal Pierre Elliott Trudeau Intl Airport in just under 19h 24m. Your travel time can differ by up to 3h 28m. 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
Cornwall
Sherbrooke
Trois-Rivières
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Louiseville

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