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Pierre Elliott Trudeau Intl

$404+ Cheap flights from Allentown (ABE) to Pierre Elliott Trudeau Intl (YUL)

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — YUL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Allentown to Pierre Elliott Trudeau Intl

Cheapest flights from Allentown to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Allentown to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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 12/236:17 amABE - YUL
1 stop15h 00mUnited Airlines
Mon 12/294:45 pmYUL - ABE
1 stop21h 10mUnited Airlines
Deal found 12/11$1,076
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Tue 12/161:00 pmABE - YUL
1 stop8h 17mUnited Airlines
Sun 12/217:00 amYUL - ABE
2 stops14h 47mUnited Airlines
Deal found 12/10$1,215
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/125:22 pmABE - YUL
1 stop20h 38mUnited Airlines
Sun 12/149:25 amYUL - ABE
1 stop7h 22mUnited Airlines
Deal found 12/11$1,338
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/196:17 amABE - YUL
1 stop7h 43mUnited Airlines
Sun 12/219:15 amYUL - ABE
2 stops12h 32mUnited Airlines
Deal found 12/11$1,442
This WestJet deal was found by Cheapflights users on 12/11. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1912:54 pmABE - YUL
1 stop22h 38mWestJet
Sun 12/217:00 amYUL - ABE
1 stop10h 24mWestJet
Deal found 12/11$1,499
This Air Canada deal was found by Cheapflights users on 12/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/121:00 pmABE - YUL
2 stops10h 23mMultiple Airlines
Sun 12/1411:10 amYUL - ABE
2 stops10h 36mMultiple Airlines
Deal found 12/11$1,679

Find flight deals from Allentown to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) 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 December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$404
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$364
Provider with most accurate pricing for Allentown-Bethlehem-Montreal Pierre Elliott Trudeau Intl flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Montreal Pierre Elliott Trudeau Intl flights.
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From Allentown-Bethlehem to Montreal Pierre Elliott Trudeau Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown 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 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Allentown to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Allentown

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Sun 1/25

3:13 pm-2:54 pm

1 stop23h 41m

Montreal Pierre Elliott Trudeau Intl

Sun 2/1

8:00 am-11:37 pm

2 stops15h 37m

$404

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Sat 2/7

6:15 am-4:01 pm

1 stop9h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 2/9

6:25 pm-10:41 am

1 stop16h 16m

$732

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Sun 1/25

4:57 pm-6:40 pm

1 stop25h 43m

Montreal Pierre Elliott Trudeau Intl

Sun 2/1

9:25 am-10:41 am

1 stop25h 16m

$791

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Mon 1/12

4:57 pm-5:41 pm

2 stops24h 44m

Montreal Pierre Elliott Trudeau Intl

Thu 1/15

6:25 pm-10:41 am

1 stop16h 16m

$816

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Wed 12/17

5:23 pm-11:59 pm

1 stop6h 36m

$751

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Mon 12/22

6:04 pm-11:59 pm

1 stop5h 55m

$751

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

  • Most accurate provider: When it comes to deals on Allentown-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Montreal Pierre Elliott Trudeau Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Allentown-Montreal Pierre Elliott Trudeau Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Allentown-Montreal Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Allentown 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 Allentown to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from Allentown to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Allentown to Montreal Pierre Elliott Trudeau Intl Airport (average of $91). Flying from Allentown to Montreal Pierre Elliott Trudeau Intl Airport in May is currently the most expensive (average of $220). 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.

Related info for your journey

Find useful and relevant information for your journey from Allentown 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 Allentown to Montreal Pierre Elliott Trudeau Intl?

    Allentown-Bethlehem (ABE), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Allentown to Montreal Pierre Elliott Trudeau Intl. 0 airlines have flights from Allentown-Bethlehem to Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Allentown-Bethlehem to Montreal Pierre Elliott Trudeau Intl should not be difficult; the airport handles an average of 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day.

  • How long is the flight from Allentown to Montreal Pierre Elliott Trudeau Intl Airport?

    Departing from Allentown to Montreal Pierre Elliott Trudeau Intl Airport will take you 9h 46m. Airlines will cover a distance of 343 mi.

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

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

  • How can I find direct flights from Allentown 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 Allentown to Pierre Elliott Trudeau Intl.

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

    Yes. Cheapflights offers flight deals from Allentown 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.

  • What is the cheapest month to book a flight from Allentown to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Allentown to Montreal Pierre Elliott Trudeau Intl Airport (average of $91). Flying from Allentown to Montreal Pierre Elliott Trudeau Intl Airport in May is currently the most expensive (average of $220). 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 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
Longueuil
Brossard
Dorval

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