What is the cheapest airline that flies from Ontario to Liberia?

Delta and United Airlines are the most popular carriers operating from Ontario to Liberia

What airlines fly to Liberia?

Alaska Airlines, Volaris Costa Rica and United Airlines are the top three most popular airlines that fly to Liberia from Ontario according to our data. Alaska Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Liberia. Keep in mind that there are 11 different airlines that fly to Liberia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to Liberia Airport?

Prices for flights from Ontario Airport to Liberia Airport are updated daily.

How many operators does momondo search for flights from Ontario Airport to Liberia Airport?

As of December 2025, there is 1 operator available to choose from for flights from Ontario Airport to Liberia Airport.

How old do you have to be to fly from Ontario Airport to Liberia Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Liberia Airport.

What documentation or ID do you need to fly to Liberia Airport?

The necessary travel and health documents for your Liberia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$187 Cheap Flights from Ontario to Liberia in 2025/26

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Find the cheapest flights from Ontario to Liberia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:08 pm - 5:58 pm

ONT

LIR

21h 50m2 stops

7:08 pm - 11:52 pm

LIR

ONT

30h 44m2 stops

$531Alaska Airlines

Mon, Feb 23 - Mon, Mar 2

12:28 pm - 12:10 pm

ONT

LIR

21h 42m2 stops

1:20 pm - 10:07 am

LIR

ONT

22h 47m2 stops

$543American Airlines

Mon, Feb 23 - Mon, Mar 2

6:08 pm - 5:58 pm

ONT

LIR

21h 50m2 stops

7:08 pm - 3:08 pm

LIR

ONT

22h 00m3 stops

$544Alaska Airlines

Mon, Feb 23 - Mon, Mar 2

11:17 am - 6:45 am

ONT

LIR

17h 28m2 stops

7:08 pm - 7:14 pm

LIR

ONT

26h 06m3 stops

$584Alaska Airlines

Mon, Feb 23 - Mon, Mar 2

6:00 am - 5:14 pm

ONT

LIR

34h 14m1 stop

3:32 pm - 10:38 pm

LIR

ONT

32h 06m2 stops

$633Alaska Airlines

Fri, Apr 17 - Sat, Apr 25

5:00 am - 4:08 pm

ONT

LIR

9h 08m1 stop

7:35 am - 10:36 pm

LIR

ONT

16h 01m1 stop

$641United Airlines

Wed, Mar 4 - Wed, Mar 25

8:00 am - 6:37 pm

ONT

LIR

8h 37m1 stop

8:35 am - 10:57 pm

LIR

ONT

16h 22m2 stops

$645United Airlines

Wed, Feb 11 - Wed, Feb 18

6:10 am - 6:37 pm

ONT

LIR

10h 27m1 stop

2:20 pm - 9:58 pm

LIR

ONT

9h 38m1 stop

$649United Airlines

Sat, Feb 7 - Wed, Feb 11

1:53 pm - 6:37 pm

ONT

LIR

26h 44m2 stops

2:20 pm - 12:38 pm

LIR

ONT

24h 18m2 stops

$653United Airlines

Sat, Feb 7 - Wed, Feb 11

8:00 am - 6:37 pm

ONT

LIR

8h 37m1 stop

12:50 pm - 8:58 pm

LIR

ONT

10h 08m1 stop

$657United Airlines

Tue, Jan 6 - Wed, Jan 14

American Airlines flights from Ontario to Liberia

Our best American Airlines deals on Ontario to Liberia flight tickets

American Airlines

Feb 23

ONT5:06 pmOntario

19h 12m

2 stops

LIR2:18 pmLiberia

Mar 2

LIR1:10 pmLiberia

21h 33m

2 stops

ONT8:43 amOntario

$543

Find similar

American Airlines

Mar 21

ONT5:02 pmOntario

17h 40m

2 stops

LIR11:42 amLiberia

Mar 29

LIR2:30 pmLiberia

21h 58m

2 stops

ONT11:28 amOntario

$665

Find similar

American Airlines

Mar 21

ONT5:02 pmOntario

17h 40m

2 stops

LIR11:42 amLiberia

Mar 29

LIR2:30 pmLiberia

29h 12m

1 stop

ONT6:42 pmOntario

$680

Find similar

United Airlines flights from Ontario to Liberia

Our best United Airlines deals on Ontario to Liberia flight tickets

United Airlines

Mar 4

ONT8:00 amOntario

8h 37m

1 stop

LIR6:37 pmLiberia

Mar 24

LIR7:35 amLiberia

11h 32m

1 stop

ONT6:07 pmOntario

$641

Find similar

United Airlines

Feb 11

ONT8:00 amOntario

8h 37m

1 stop

LIR6:37 pmLiberia

Feb 18

LIR8:35 amLiberia

16h 22m

2 stops

ONT10:57 pmOntario

$645

Find similar

United Airlines

Feb 7

ONT6:10 amOntario

10h 27m

1 stop

LIR6:37 pmLiberia

Feb 11

LIR2:20 pmLiberia

9h 38m

1 stop

ONT9:58 pmOntario

$649

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

6:08 pm-5:58 pm

2 stops21h 50m

Liberia

Mon 3/2

7:08 pm-11:52 pm

2 stops30h 44m

$531

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

12:28 pm-12:10 pm

2 stops21h 42m

Liberia

Mon 3/2

1:20 pm-10:07 am

2 stops22h 47m

$543

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

6:08 pm-5:58 pm

2 stops21h 50m

Liberia

Mon 3/2

7:08 pm-3:08 pm

3 stops22h 00m

$544

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

11:17 am-6:45 am

2 stops17h 28m

Liberia

Mon 3/2

7:08 pm-7:14 pm

3 stops26h 06m

$584

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Fri 4/17

6:00 am-5:14 pm

1 stop34h 14m

Liberia

Sat 4/25

3:32 pm-10:38 pm

2 stops32h 06m

$633

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Wed 3/4

5:00 am-4:08 pm

1 stop9h 08m

Liberia

Wed 3/25

7:35 am-10:36 pm

1 stop16h 01m

$641

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Wed 2/11

8:00 am-6:37 pm

1 stop8h 37m

Liberia

Wed 2/18

8:35 am-10:57 pm

2 stops16h 22m

$645

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Sat 2/7

6:10 am-6:37 pm

1 stop10h 27m

Liberia

Wed 2/11

2:20 pm-9:58 pm

1 stop9h 38m

$649

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Sat 2/7

1:53 pm-6:37 pm

2 stops26h 44m

Liberia

Wed 2/11

2:20 pm-12:38 pm

2 stops24h 18m

$653

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Tue 1/6

8:00 am-6:37 pm

1 stop8h 37m

Liberia

Wed 1/14

12:50 pm-8:58 pm

1 stop10h 08m

$657

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Liberia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Liberia?

On average, the least expensive day to fly to Liberia from Ontario is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $512. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Liberia for around $581.

What is the cheapest time of day to depart on your flight to Liberia?

In the afternoon is the cheapest time of day to fly from Ontario to Liberia when you can find flight prices for as low as $311. Flying to Liberia in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Liberia are more costly in the morning, with an average ticket price of $586. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Ontario to Liberia

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Liberia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Liberia (ONT to LIR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Liberia

Fastest flight time	7h 21m
Direct flights	None

The fastest flight from Ontario to Liberia takes 7h 21m

There are no direct flights from Ontario to Liberia. There are no popular flight routes from Ontario to Liberia.

Search flight deals

How far is Ontario to Liberia by plane?
Ontario and Liberia are 2596.5 mi apart from one another. A reasonable flight in good conditions will take 7h 21m.
When did momondo last update prices for flights from Ontario Airport to Liberia Airport?
Prices for flights from Ontario Airport to Liberia Airport are updated daily.
How many operators does momondo search for flights from Ontario Airport to Liberia Airport?
As of December 2025, there is 1 operator available to choose from for flights from Ontario Airport to Liberia Airport.
How old do you have to be to fly from Ontario Airport to Liberia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Liberia Airport.
What documentation or ID do you need to fly to Liberia Airport?
The necessary travel and health documents for your Liberia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to Liberia?
momondo data reveals that the most frequently booked airline on the route from Ontario to Liberia is United Airlines, representing 100% of all bookings.

Best airlines flying from Ontario to Liberia

Compare and see reviews for airlines that fly from Ontario to Liberia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $579	Free Cancellation	Rating 7.4 9,095 reviews		Search United Airlines flights

Culebra

Playa Hermosa

Coco

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Liberia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Liberia for you.

Can I find flights from Ontario to Liberia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Liberia from Ontario with this policy.

How can momondo help me find flights from Ontario to Liberia?

Once all potential Ontario to Liberia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Liberia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Liberia from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.