Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia from C$ 232

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LIR
3 Aug — 10 Aug1
1 adult

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 Wednesday or Tuesday and return on a Friday

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 29 July 2025.

Round-trip from

C$ 562

One-way from

C$ 232

Popular in

December

Cheapest in

October

Average price

C$ 893

Good round-trip deal

C$ 675 or less

Good one-way deal

C$ 501 or less
United Airlines
  • United Airlines
  • 14/9-21/9
  • 4 total stops
  • 62h 04m total
  • Montreal to Liberia
Search Deals
United Airlines
  • United Airlines
  • 1/8
  • 1 total stop
  • 20h 58m total
  • Montreal to Liberia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Liberia.
Search Deals
Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Liberia.
Search Deals

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 29 July 2025.

Fri 28/116:45 a.m.YUL - LIR
1 stop8h 44mWestJet
Thu 4/1212:50 p.m.LIR - YUL
1 stop10h 43mWestJet
Deal found 28/7C$ 557
Sat 6/122:30 p.m.YUL - LIR
1 stop25h 10mMultiple Airlines
Fri 12/123:20 p.m.LIR - YUL
1 stop8h 13mMultiple Airlines
Deal found 29/7C$ 560
Sun 14/96:15 a.m.YUL - LIR
2 stops31h 55mUnited Airlines
Sun 21/91:20 p.m.LIR - YUL
2 stops30h 09mUnited Airlines
Deal found 28/7C$ 562
Thu 11/126:00 a.m.YUL - LIR
1 stop9h 45mAir Canada
Wed 17/122:50 p.m.LIR - YUL
Nonstop5h 35mAir Canada
Deal found 28/7C$ 564
Tue 2/126:00 p.m.YUL - LIR
2 stops45h 40mPorter Airlines
Sun 7/123:40 p.m.LIR - YUL
1 stop17h 00mPorter Airlines
Deal found 28/7C$ 571
Sat 1/115:24 p.m.YUL - LIR
2 stops22h 44mAmerican Airlines
Sat 8/112:21 p.m.LIR - YUL
1 stop23h 50mAmerican Airlines
Deal found 29/7C$ 583

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 629,999 searches. Data last updated 29 July 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

Sun 14/9

6:15 a.m.-12:10 p.m.

2 stops31h 55m

Liberia

Sun 21/9

1:20 p.m.-9:29 p.m.

2 stops30h 09m

C$ 562

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 22/10

6:45 a.m.-12:21 p.m.

1 stop7h 36m

Liberia

Sun 26/10

4:15 p.m.-8:32 a.m.

1 stop14h 17m

C$ 568

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 10/9

6:45 a.m.-12:21 p.m.

1 stop7h 36m

Liberia

Wed 17/9

1:25 p.m.-12:27 a.m.

1 stop9h 02m

C$ 576

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 18/10

5:00 a.m.-12:00 p.m.

1 stop9h 00m

Liberia

Tue 28/10

2:45 p.m.-8:22 a.m.

1 stop15h 37m

C$ 586

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 31/8

7:00 a.m.-1:26 p.m.

1 stop8h 26m

Liberia

Sun 7/9

2:01 p.m.-11:46 a.m.

2 stops19h 45m

C$ 616

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 31/8

7:30 a.m.-11:30 a.m.

Nonstop6h 00m

Liberia

Sun 21/9

12:40 p.m.-8:10 p.m.

Nonstop5h 30m

C$ 667

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Fri 1/8

4:55 p.m.-11:53 a.m.

1 stop20h 58m

C$ 232

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Fri 1/8

4:30 p.m.-10:00 a.m.

1 stop19h 30m

C$ 294

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 24/8

7:29 a.m.-11:25 a.m.

1 stop29h 56m

C$ 295

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 24/8

7:30 a.m.-11:30 a.m.

Nonstop6h 00m

C$ 361

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 14 results
1
2

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 25 July 2025.

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia may vary depending on when you book. For the best chance of a lower fare, look to book 60 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, June is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia (average of C$ 373). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Liberia in February is currently the most expensive (average of C$ 630). 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 29 July 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 47% on flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia by exploring options for tickets at noon.

What is the cheapest day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Liberia. Price data was last updated on 27 July 2025.

Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to Liberia flight should consider departing on Friday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

What’s the top layover airport for flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

Share of one-stop round-trip flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia chosen by Cheapflights users in the past 12 months, using the same layover each way.

Toronto (YYZ) – chosen by Cheapflights users on 99% of one-stop itineraries from Montreal Pierre Elliott Trudeau Intl Airport to Liberia on Cheapflights.

What’s the cheapest layover airport for flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

Average round-trip fare for 1-stop flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of C$ 745.

What’s the fastest layover option from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

Shortest average travel time for 1-stop one-way flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 7h 38m.

Which airport typically offers the quickest layover for flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

Average layover duration for 1-stop one-way flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 2h 22m.

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 29 July 2025.
Read reviews from past customers who have flown Delta,Air Transat, andSWISS from Montreal Pierre Elliott Trudeau Intl Airport to Liberia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

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
7,979 reviews
Delta
8.0
Very good
7,979 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

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
7.7
Good
424 reviews
Delta
8.0
Very good
7,979 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

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.
SWISS
7.5
Good
1,683 reviews
Delta
8.0
Very good
7,979 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

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
8,896 reviews
Delta
8.0
Very good
7,979 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

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
7,979 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

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?

    For a flight from Montreal Pierre Elliott Trudeau Intl to Liberia, you will be flying into Liberia. Liberia (LIR) is just 12.5 km from the centre of the city. Liberia is the only Liberia airport and it handles 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. 8 airlines have flights to Liberia from Montreal Pierre Elliott Trudeau Intl on a regular basis.

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

    Flying on United Airlines is currently your cheapest option to Liberia, with prices starting at C$ 562. Additional round-trip tickets that might be worth considering are offered by WestJet and Air Canada, with the lowest prices starting at C$ 576 and C$ 586, respectively. Users have found that United Airlines is 27% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as C$ 232 on United Airlines. Other airlines that offer cheap prices include American Airlines from C$ 295 and Air Transat from C$ 361 one-way.

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

    On average you can expect to pay C$ 730 for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia. The cheapest flight overall is C$ 412 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Liberia) is currently priced at C$ 387.

  • Where are the most common layover locations when flying from Montreal Pierre Elliott Trudeau Intl Airport to Liberia?

    Most of the time, Montreal Pierre Elliott Trudeau Intl Airport to Liberia flights that have layovers will stop in Toronto.

  • What are some popular things to do or see while on a layover in Toronto?

    Most Toronto visitors opt to spend their time experiencing Union Station, CN Tower, and Ripley's Aquarium of Canada. Travelers on a layover in Toronto can visit Union Station, CN Tower, and Ripley's Aquarium of Canada, by traveling 19.5 km, 19.1 km, and 19.2 km, respectively after landing at Toronto Pearson Intl. Those on a layover in Toronto in need of a rental car can book one at Toronto Pearson Intl for about C$ 69.

  • Where are the least popular layover locations for Montreal Pierre Elliott Trudeau Intl Airport to Liberia flights?

    Of the flights from Montreal Pierre Elliott Trudeau Intl Airport to Liberia that have layovers, the fewest flights stop in Miami.

  • 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, June is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Liberia (average of C$ 373). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Liberia in February is currently the most expensive (average of C$ 630). 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

Travelling to a place near Liberia?

Book flights to Liberia if you plan to visit one of these locations
Coco
Culebra

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Pierre Elliott Trudeau Intl to Liberia on these airlines

Choose from the following airlines for your flight from Pierre Elliott Trudeau Intl to Liberia. Flights are based on user searches made on Cheapflights and were last updated on 29 July 2025.
Air Transat flights from Montreal Pierre Elliott Trudeau Intl to Liberia
Air Canada flights from Montreal Pierre Elliott Trudeau Intl to Liberia
WestJet Encore flights from Montreal Pierre Elliott Trudeau Intl to Liberia

Top 8 airlines flying from Pierre Elliott Trudeau Intl to Liberia

Discover the top 8 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 629,999 searches. Data last updated 29 July 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 344AverageC$ 706FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Porter AirlinesCheapestC$ 400AverageC$ 617FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 423AverageC$ 708FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 468AverageC$ 765FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 521AverageC$ 927FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air TransatCheapestC$ 593AverageC$ 845FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 645AverageC$ 752FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJet EncoreCheapestC$ 898AverageC$ 1,115FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Liberia?

When you search for this flight from Pierre Elliott Trudeau Intl to Liberia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Liberia?

Cheapflights simply makes it quick and affordable to book flights from Pierre Elliott Trudeau Intl to Liberia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Liberia with no change fees?

Need flexible booking options for your flight to Liberia from Pierre Elliott Trudeau Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Liberia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Liberia from Pierre Elliott Trudeau Intl today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.