Cheap flights from Montreal to Liberia, Costa Rica from $426!

Roundtrip flight Montreal - Liberia for $426

Flytrippers Deals
May 22, 2026
Deals from Montreal

This deal is probably expired! Sign up for our newsletter here to never miss out again, or you can check today's deals here.

This post may contain affiliate links that could provide you with exclusive deals and could provide a small commission to Flytrippers at absolutely no cost to you. Thank you for using our links to support us, to allow us to provide valuable travel deals and content for free, and to help us accomplish our mission of helping you travel for less. We will never recommend a product or service if we don't believe in it and no third party ever gets any control over our content. Third parties, including financial institutions, are not responsible for maintaining the content on this site. See our terms & conditions for more details.

LIBERIA, Costa Rica 🇨🇷

$426 (or 42,600 simple points)
	Normal average price: $761 (or 76,100 simple points)
	Roundtrip, all taxes/fees included
	FROM: YUL - Montréal-Trudeau International Airport
	TO: LIR - Daniel Oduber Quirós International Airport
	See all available dates

$426

(or 42,600 simple points)

Normal average price: $761 (or 76,100 simple points)

Roundtrip, all taxes/fees included

FROM: YUL - Montréal-Trudeau International Airport

TO: LIR - Daniel Oduber Quirós International Airport

See all available dates

IMPORTANT WARNING ABOUT THIS DEAL

Limited carry-on ⌄

￫ At least one of the date combinations in this flight deal is with an airline that charge extra for to bring a standard carry-on on board. You will always be allowed a smaller personal item for free.

🔎 Pro tip: Always check if the flight price is the same on the airline's direct website before booking!

DATES

Deals expire quickly; act fast! Click here for more details.

Aug 24 - Sep 16	23d	Mon - Wed	$436		Details >	$436 >
Aug 25 - Sep 1	7d	Tue - Tue	$523		Details >	$523 >
Aug 30 - Sep 13	14d	Sun - Sun	$433		Details >	$433 >
Or redeem points of the more simple type			43,300 points instead of $433		Learn more >
Or redeem points of the more simple type (43,300 points instead of $433)				Details >

Sep 5 - Sep 13	8d	Sat - Sun	$433		Details >	$433 >
Sep 5 - Sep 16	11d	Sat - Wed	$431		Details >	$431 >
Sep 5 - Sep 19	14d	Sat - Sat	$433		Details >	$433 >
Sep 5 - Sep 27	22d	Sat - Sun	$433		Details >	$433 >
Sep 5 - Sep 30	25d	Sat - Wed	$433		Details >	$433 >
Sep 9 - Sep 16	7d	Wed - Wed	$434		Details >	$434 >
Sep 9 - Sep 23	14d	Wed - Wed	$429		Details >	$429 >
Sep 9 - Sep 27	18d	Wed - Sun	$433		Details >	$433 >
Sep 9 - Sep 30	21d	Wed - Wed	$429		Details >	$429 >
Sep 11 - Sep 20	9d	Fri - Sun	$431		Details >	$431 >
Sep 12 - Sep 19	7d	Sat - Sat	$431		Details >	$431 >
Sep 12 - Sep 20	8d	Sat - Sun	$431		Details >	$431 >
Sep 12 - Sep 23	11d	Sat - Wed	$431		Details >	$431 >
Sep 12 - Sep 30	18d	Sat - Wed	$431		Details >	$431 >
Sep 13 - Sep 19	6d	Sun - Sat	$431		Details >	$431 >
Sep 13 - Sep 20	7d	Sun - Sun	$426		Details >	$426 >
Sep 13 - Sep 23	10d	Sun - Wed	$429		Details >	$429 >
Sep 13 - Sep 27	14d	Sun - Sun	$429		Details >	$429 >
Sep 13 - Sep 30	17d	Sun - Wed	$433		Details >	$433 >
Sep 15 - Sep 20	5d	Tue - Sun	$431		Details >	$431 >
Sep 15 - Sep 23	8d	Tue - Wed	$431		Details >	$431 >
Sep 15 - Sep 26	11d	Tue - Sat	$433		Details >	$433 >
Sep 15 - Sep 27	12d	Tue - Sun	$433		Details >	$433 >
Sep 15 - Sep 30	15d	Tue - Wed	$427		Details >	$427 >
Sep 16 - Sep 23	7d	Wed - Wed	$432		Details >	$432 >
Sep 16 - Sep 27	11d	Wed - Sun	$433		Details >	$433 >
Sep 16 - Sep 30	14d	Wed - Wed	$429		Details >	$429 >
Sep 16 - Oct 7	21d	Wed - Wed	$429		Details >	$429 >
Sep 19 - Sep 27	8d	Sat - Sun	$431		Details >	$431 >
Sep 20 - Sep 27	7d	Sun - Sun	$427		Details >	$427 >
Sep 20 - Sep 30	10d	Sun - Wed	$431		Details >	$431 >
Sep 22 - Oct 7	15d	Tue - Wed	$431		Details >	$431 >
Sep 23 - Sep 30	7d	Wed - Wed	$431		Details >	$431 >
Sep 23 - Oct 7	14d	Wed - Wed	$431		Details >	$431 >
Sep 23 - Oct 14	21d	Wed - Wed	$433		Details >	$433 >
Sep 23 - Oct 21	28d	Wed - Wed	$431		Details >	$431 >
Sep 27 - Oct 4	7d	Sun - Sun	$428		Details >	$428 >
Sep 27 - Oct 7	10d	Sun - Wed	$433		Details >	$433 >
Sep 29 - Oct 14	15d	Tue - Wed	$431		Details >	$431 >
Sep 30 - Oct 14	14d	Wed - Wed	$431		Details >	$431 >
Sep 30 - Oct 21	21d	Wed - Wed	$429		Details >	$429 >
Or redeem points of the more simple type			42,600 points instead of $426		Learn more >
Or redeem points of the more simple type (42,600 points instead of $426)				Details >

Oct 6 - Oct 21	15d	Tue - Wed	$429		Details >	$429 >
Oct 6 - Oct 26	20d	Tue - Mon	$442		Details >	$442 >
Oct 6 - Oct 27	21d	Tue - Tue	$444		Details >	$444 >
Oct 6 - Oct 31	25d	Tue - Sat	$442		Details >	$442 >
Oct 6 - Nov 3	28d	Tue - Tue	$442		Details >	$442 >
Oct 7 - Oct 26	19d	Wed - Mon	$442		Details >	$442 >
Oct 7 - Oct 28	21d	Wed - Wed	$444		Details >	$444 >
Oct 7 - Oct 31	24d	Wed - Sat	$442		Details >	$442 >
Oct 7 - Nov 2	26d	Wed - Mon	$440		Details >	$440 >
Oct 7 - Nov 3	27d	Wed - Tue	$443		Details >	$443 >
Oct 10 - Oct 30	20d	Sat - Fri	$470		Details >	$470 >
Oct 11 - Oct 30	19d	Sun - Fri	$470		Details >	$470 >
Oct 11 - Nov 4	24d	Sun - Wed	$472		Details >	$472 >
Oct 13 - Oct 28	15d	Tue - Wed	$444		Details >	$444 >
Oct 13 - Oct 29	16d	Tue - Thu	$444		Details >	$444 >
Oct 13 - Oct 31	18d	Tue - Sat	$444		Details >	$444 >
Oct 13 - Nov 3	21d	Tue - Tue	$444		Details >	$444 >
Oct 13 - Nov 8	26d	Tue - Sun	$444		Details >	$444 >
Oct 14 - Oct 26	12d	Wed - Mon	$444		Details >	$444 >
Oct 14 - Oct 28	14d	Wed - Wed	$444		Details >	$444 >
Oct 14 - Nov 4	21d	Wed - Wed	$444		Details >	$444 >
Oct 14 - Nov 5	22d	Wed - Thu	$444		Details >	$444 >
Oct 14 - Nov 10	27d	Wed - Tue	$444		Details >	$444 >
Oct 17 - Oct 26	9d	Sat - Mon	$442		Details >	$442 >
Oct 18 - Oct 26	8d	Sun - Mon	$443		Details >	$443 >
Oct 20 - Oct 25	5d	Tue - Sun	$444		Details >	$444 >
Oct 20 - Oct 28	8d	Tue - Wed	$442		Details >	$442 >
Oct 20 - Nov 4	15d	Tue - Wed	$444		Details >	$444 >
Oct 20 - Nov 7	18d	Tue - Sat	$444		Details >	$444 >
Oct 20 - Nov 10	21d	Tue - Tue	$443		Details >	$443 >
Oct 20 - Nov 11	22d	Tue - Wed	$466		Details >	$466 >
Oct 21 - Oct 28	7d	Wed - Wed	$451		Details >	$451 >
Oct 21 - Nov 10	20d	Wed - Tue	$442		Details >	$442 >
Oct 21 - Nov 11	21d	Wed - Wed	$466		Details >	$466 >
Oct 21 - Nov 13	23d	Wed - Fri	$468		Details >	$468 >
Oct 21 - Nov 16	26d	Wed - Mon	$468		Details >	$468 >
Oct 22 - Oct 28	6d	Thu - Wed	$442		Details >	$442 >
Oct 22 - Nov 10	19d	Thu - Tue	$442		Details >	$442 >
Oct 22 - Nov 11	20d	Thu - Wed	$466		Details >	$466 >
Oct 22 - Nov 16	25d	Thu - Mon	$467		Details >	$467 >
Oct 23 - Nov 11	19d	Fri - Wed	$466		Details >	$466 >
Oct 26 - Nov 3	8d	Mon - Tue	$482		Details >	$482 >
Oct 26 - Nov 5	10d	Mon - Thu	$480		Details >	$480 >
Oct 27 - Oct 31	4d	Tue - Sat	$468		Details >	$468 >
Oct 27 - Nov 5	9d	Tue - Thu	$480		Details >	$480 >
Oct 27 - Nov 6	10d	Tue - Fri	$477		Details >	$477 >
Oct 27 - Nov 7	11d	Tue - Sat	$476		Details >	$476 >
Oct 27 - Nov 9	13d	Tue - Mon	$480		Details >	$480 >
Oct 28 - Nov 5	8d	Wed - Thu	$480		Details >	$480 >
Oct 28 - Nov 7	10d	Wed - Sat	$476		Details >	$476 >
Oct 28 - Nov 9	12d	Wed - Mon	$480		Details >	$480 >
Oct 29 - Nov 7	9d	Thu - Sat	$476		Details >	$476 >
Oct 29 - Nov 9	11d	Thu - Mon	$480		Details >	$480 >
Or redeem points of the more simple type			42,900 points instead of $429		Learn more >
Or redeem points of the more simple type (42,900 points instead of $429)				Details >

Might not be a deal, but at least find the lowest price for your specific dates

Check out our flight search tips and more tools here

DIR Non-stop flight

Dates for weekend getaway

Very limited dates at this price

Flight at an even more discounted price than usual!

Flytrippers logo in a flag Lowest price we have ever seen!

ULCC Involves at least 1 ultra low-cost carrier (ULCC)

No Suitcase Involves at least 1 airline without free regular carry-on bags

V Calendar Dates available during a popular vacation period

Self-transfer that implies a few pecularities

Deals powered by Skyscanner, Momondo, Kiwi & Kayak

Accommodation Options

Check out today's best deals from Montreal

See all other deals from Montreal

Our latest travel content

Travel News
	My experience transiting through Qatar during the Middle East conflict May 20, 2026
	Air Canada’s new cabin: Major overhaul of their 3 seat classes (but especially business class) May 17, 2026
	Thailand international departure tax increasing by 53% May 8, 2026

Travel Rewards
	Testimonial: 25 hours in the world’s best business class with a single welcome bonus ($3208 value) May 17, 2026
	Amazing: New record-high offer on one of the best cards for business class reward flights May 12, 2026
	Transfer bonus from RBC Avion to British Airways Avios: Promotion for 30% more points (May-June 2026) May 11, 2026

Follow Flytrippers on Facebook

Flytrippers Montreal

Follow Flytrippers on Twitter

Follow @FlytrippersMTL

Featured image:

Other images associated with this deal: Main page: Shannon Kunkle, Social media: Shannon Kunkle

Share this deal to help us help more people travel for less:

LIBERIA, Costa Rica 🇨🇷

IMPORTANT WARNING ABOUT THIS DEAL

DATES

Accommodation Options

Sign up for our free newsletter

Check out today's best deals from Montreal

Our latest travel content

Travel News

My experience transiting through Qatar during the Middle East conflict

Air Canada’s new cabin: Major overhaul of their 3 seat classes (but especially business class)

Thailand international departure tax increasing by 53%

Travel Rewards

Testimonial: 25 hours in the world’s best business class with a single welcome bonus ($3208 value)

Amazing: New record-high offer on one of the best cards for business class reward flights

Transfer bonus from RBC Avion to British Airways Avios: Promotion for 30% more points (May-June 2026)

Follow Flytrippers on Facebook

Follow Flytrippers on Twitter