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$213+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Liberia (LIR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LIR
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Liberia are usually found in October or November, booked 82 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Cheap flight deals from Pierre Elliott Trudeau Intl to Liberia

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Liberia (LIR). 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$447
(American Airlines)

One-way from

$213
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$527

Good round-trip deal

$336 or less

Good one-way deal

$164 or less
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Liberia flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Liberia flights.
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From Montreal Pierre Elliott Trudeau Intl to Liberia
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Liberia
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Highest demand for flights based on searches. 4% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Liberia.
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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Liberia.
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Find flight deals from Pierre Elliott Trudeau Intl to Liberia

Cheapest flights from Pierre Elliott Trudeau Intl to Liberia
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:29 pmYUL - LIR
2 stops21h 32mAmerican Airlines
Tue 9/302:05 pmLIR - YUL
2 stops21h 25mAmerican Airlines
Deal found 4/28$395
This WestJet deal was found by Cheapflights users on 4/28. 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.
Wed 5/216:45 amYUL - LIR
1 stop7h 39mWestJet
Fri 6/201:25 pmLIR - YUL
1 stop9h 12mWestJet
Deal found 4/28$472
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/287:30 amYUL - LIR
Nonstop6h 00mAir Transat
Thu 9/412:40 pmLIR - YUL
Nonstop5h 30mAir Transat
Deal found 4/28$479
This United Airlines deal was found by Cheapflights users on 4/28. 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 12/27:05 pmYUL - LIR
2 stops19h 03mUnited Airlines
Thu 12/112:14 pmLIR - YUL
2 stops22h 32mUnited Airlines
Deal found 4/28$487
This Air Canada deal was found by Cheapflights users on 4/28. 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.
Sat 5/245:00 amYUL - LIR
1 stop9h 00mAir Canada
Sat 5/311:00 pmLIR - YUL
1 stop10h 51mAir Canada
Deal found 4/28$504
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/177:00 amYUL - LIR
1 stop8h 15mDelta
Wed 7/231:25 pmLIR - YUL
1 stop8h 30mDelta
Deal found 4/28$511
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/106:45 amYUL - LIR
1 stop31h 39mMultiple Airlines
Thu 6/1912:40 pmLIR - YUL
Nonstop5h 30mMultiple Airlines
Deal found 4/28$569

Cheapflights Fare Finder

Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Liberia 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 April 29, 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Liberia

Route

Depart

Return

Price

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 9/3

5:29 pm-1:01 pm

2 stops21h 32m

Liberia

Tue 9/30

2:05 pm-1:30 pm

2 stops21h 25m

$395

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 5/21

6:45 am-12:24 pm

1 stop7h 39m

Liberia

Fri 6/20

1:25 pm-12:37 am

1 stop9h 12m

$472

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Thu 8/28

7:30 am-11:30 am

Nonstop6h 00m

Liberia

Thu 9/4

12:40 pm-8:10 pm

Nonstop5h 30m

$479

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 9/14

9:45 am-12:10 pm

2 stops28h 25m

Liberia

Wed 9/24

1:20 pm-5:26 pm

2 stops26h 06m

$487

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 5/24

5:00 am-12:00 pm

1 stop9h 00m

Liberia

Sat 5/31

1:00 pm-1:51 am

1 stop10h 51m

$504

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 5/17

7:00 am-1:15 pm

1 stop8h 15m

Liberia

Wed 7/23

1:25 pm-11:55 pm

1 stop8h 30m

$511

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Tue 6/10

6:45 am-12:24 pm

1 stop31h 39m

Liberia

Thu 6/19

12:40 pm-8:10 pm

Nonstop5h 30m

$569

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Tue 5/27

7:00 am-1:26 pm

1 stop8h 26m

$213

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Fri 5/30

6:45 am-12:24 pm

1 stop7h 39m

$266

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 6/28

9:15 am-12:10 pm

2 stops28h 55m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 11 results
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Compare providers for flights from Pierre Elliott Trudeau Intl to Liberia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pierre Elliott Trudeau Intl to Liberia in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Liberia flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Liberia flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Liberia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Liberia flights, Cheapflights users trust AranGrant the most. AranGrant 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 Montreal Pierre Elliott Trudeau Intl Airport-Liberia 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 Pierre Elliott Trudeau Intl to Liberia

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

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Liberia. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia, you should look to book at least 82 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia (average of $496). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Liberia in June is currently the most expensive (average of $732). 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.

What is the cheapest time of day to fly from YUL to LIR?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Liberia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Montreal Pierre Elliott Trudeau Intl Airport to Liberia at noon. If you’re flexible enough to do this you can expect to save up to 43% on your trip compared to booking a flight in the morning.

Rainfall in Liberia by month

Plan your trip to Liberia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Liberia ranges from 0.0 - 14.3 inches per month. September is typically the wettest month, when rainfall can reach 14.3 in. January is typically the driest time to visit Liberia when rainfall is around 0.0 in.

Temperature in Liberia by month

Plan your trip to Liberia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Liberia, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Liberia

Get insights into the airlines that provide service to Liberia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Liberia. Reviews last updated April 29, 2025.
Read reviews from past customers who have flown Delta, Air Transat and United Airlines from Montreal to Liberia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
WestJet
7.2
Good
2,823 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Liberia. 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 into for flights to Liberia from Montreal Pierre Elliott Trudeau Intl?

    Located just 7.7 mi from the city center, Liberia is the airport most travelers will use when flying to Liberia from Montreal Pierre Elliott Trudeau Intl. Booking flights from Montreal Pierre Elliott Trudeau Intl to Liberia (LIR) should be relatively easy as there are 0 daily inbound flights from Montreal Pierre Elliott Trudeau Intl from 4 different airlines.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Liberia round-trip?

    Flying on American Airlines is currently your cheapest option to Liberia, with prices starting at $447. Additional round-trip tickets that might be worth considering are offered by WestJet and United Airlines, with the lowest prices starting at $472 and $487, respectively. American Airlines is currently priced 23% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to Liberia one-way?

    The cheapest airlines for a one-way flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia are American Airlines ($213), WestJet ($266), and United Airlines ($328).

  • What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

    On average you can expect to pay $347 for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia. The cheapest flight overall is $155 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Liberia) is currently priced at $463.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Liberia 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 Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

    Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia (average of $496). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Liberia in June is currently the most expensive (average of $732). 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.

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Alternative routes for Pierre Elliott Trudeau Intl to Liberia

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Pierre Elliott Trudeau Intl to San José flights

Top 4 airlines flying from Pierre Elliott Trudeau Intl to Liberia

Discover the top 4 airlines that operate flights from Pierre Elliott Trudeau Intl to Liberia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$332Average$531FlexibilityNo cancel feeOn-time67%
WestJetCheapest$347Average$505FlexibilityNo cancel feeOn-time60%
Air TransatCheapest$458Average$650FlexibilityNo cancel feeOn-time50%
American AirlinesCheapest$467Average$825FlexibilityNo cancel feeOn-time71%

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