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$211+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LIR
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 60 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

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 junio 12, 2025.

Round-trip from

$392
(WestJet)

One-way from

$280
(Delta)

Popular in

December

Cheapest in

October

Average price

$532

Good round-trip deal

$502 or less

Good one-way deal

$340 or less
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. 5% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 12, 2025.

This WestJet deal was found by Cheapflights users on 6/9. 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.
lun. 7/76:45 amYUL - LIR
1 stop7h 39mWestJet
jue. 7/241:25 pmLIR - YUL
1 stop9h 12mWestJet
Deal found 6/9$392
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/2611:00 amYUL - LIR
Nonstop6h 00mMultiple Airlines
mié. 11/52:55 pmLIR - YUL
1 stop8h 45mMultiple Airlines
Deal found 6/10$396
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/92:35 pmYUL - LIR
2 stops23h 10mAmerican Airlines
mié. 7/163:45 pmLIR - YUL
2 stops17h 55mAmerican Airlines
Deal found 6/11$399
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/264:45 pmYUL - LIR
2 stops21h 10mAir Canada
mié. 11/51:55 pmLIR - YUL
2 stops19h 58mAir Canada
Deal found 6/10$401
This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/127:30 amYUL - LIR
Nonstop6h 00mAir Transat
dom. 10/264:10 pmLIR - YUL
Nonstop5h 30mAir Transat
Deal found 6/12$407
This United Airlines deal was found by Cheapflights users on 6/10. 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.
lun. 8/119:15 amYUL - LIR
2 stops26h 45mUnited Airlines
mar. 8/191:20 pmLIR - YUL
2 stops19h 20mUnited Airlines
Deal found 6/10$492
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/267:00 amYUL - LIR
1 stop8h 15mDelta
jue. 8/141:25 pmLIR - YUL
1 stop8h 28mDelta
Deal found 6/11$561

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 junio 12, 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

lun. 7/7

6:45 am-12:24 pm

1 stop7h 39m

Liberia

jue. 7/24

1:25 pm-12:37 am

1 stop9h 12m

$392

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

dom. 10/26

11:00 am-3:00 pm

Nonstop6h 00m

Liberia

mié. 11/5

2:55 pm-12:40 am

1 stop8h 45m

$396

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

mié. 7/9

2:35 pm-11:45 am

2 stops23h 10m

Liberia

mié. 7/16

3:45 pm-11:40 am

2 stops17h 55m

$399

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

dom. 10/26

4:45 pm-11:55 am

2 stops21h 10m

Liberia

mié. 11/5

1:55 pm-10:53 am

2 stops19h 58m

$401

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

dom. 10/12

7:30 am-11:30 am

Nonstop6h 00m

Liberia

dom. 10/26

4:10 pm-11:40 pm

Nonstop5h 30m

$407

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

lun. 8/11

4:55 pm-12:10 pm

2 stops21h 15m

Liberia

mar. 8/19

1:20 pm-9:29 pm

2 stops30h 09m

$492

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

sáb. 7/26

7:00 am-1:15 pm

1 stop8h 15m

Liberia

jue. 8/14

1:25 pm-11:53 pm

1 stop8h 28m

$561

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

mar. 10/28

10:10 pm-11:55 am

1 stop15h 45m

$211

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

jue. 10/30

5:29 pm-1:10 pm

2 stops21h 41m

$220

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

sáb. 7/26

7:00 am-1:15 pm

1 stop8h 15m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 14 results
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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 June 9, 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 60 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 March is currently the most expensive (average of $710). 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 junio 12, 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 41% 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 junio 12, 2025.
Read reviews from past customers who have flown Delta, Air Transat and SWISS 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
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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
396 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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.
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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 WestJet is currently your cheapest option to Liberia, with prices starting at $392. Additional round-trip tickets that might be worth considering are offered by American Airlines and Air Transat, with the lowest prices starting at $399 and $491, respectively. WestJet is currently priced 31% 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 Delta ($280), United Airlines ($354), and SWISS ($1,657).

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

    On average you can expect to pay $465 for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia. The cheapest flight overall is $268 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Liberia) is currently priced at $479.

  • 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 March is currently the most expensive (average of $710). 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$332Average$511FlexibilityNo cancel feeOn-time67%
WestJetCheapest$350Average$505FlexibilityNo cancel feeOn-time60%
Air TransatCheapest$455Average$652FlexibilityNo cancel feeOn-time50%
American AirlinesCheapest$506Average$825FlexibilityNo cancel feeOn-time71%

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