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

Delta, Alaska Airlines, 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 12 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 October 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.

$270 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 pm - 6:35 pmONT-LIR

22h 35m2 stops

7:45 pm - 6:17 pmLIR-ONT

24h 32m3 stops

$508Alaska Airlines

Find Deal

Mon, Feb 23 - Mon, Mar 2

6:00 pm - 6:35 pmONT-LIR

22h 35m2 stops

7:45 pm - 7:47 pmLIR-ONT

26h 02m2 stops

$527Alaska Airlines

Find Deal

Mon, Feb 23 - Mon, Mar 2

10:30 pm - 2:30 pmONT-LIR

14h 00m1 stop

3:55 pm - 10:38 pmLIR-ONT

32h 43m2 stops

$535Delta

Find Deal

Mon, Feb 23 - Tue, Mar 3

8:55 pm - 1:10 pmONT-LIR

14h 15m2 stops

8:35 am - 9:59 pmLIR-ONT

15h 24m1 stop

$539United Airlines

Find Deal

Mon, Feb 23 - Mon, Mar 2

11:55 pm - 11:13 amONT-LIR

9h 18m1 stop

11:45 am - 8:42 amLIR-ONT

22h 57m2 stops

$543American Airlines

Find Deal

Mon, Feb 23 - Mon, Mar 2

11:55 pm - 11:13 amONT-LIR

9h 18m1 stop

11:45 am - 9:31 amLIR-ONT

23h 46m1 stop

$550American Airlines

Find Deal

Mon, Feb 23 - Mon, Mar 2

11:59 pm - 2:18 pmONT-LIR

12h 19m1 stop

3:18 pm - 10:23 pmLIR-ONT

9h 05m1 stop

$552American Airlines

Find Deal

Sun, Nov 16 - Sun, Nov 23

10:30 pm - 2:30 pmONT-LIR

14h 00m1 stop

3:55 pm - 10:38 pmLIR-ONT

32h 43m2 stops

$555Delta

Find Deal

Tue, Feb 24 - Mon, Mar 2

6:00 am - 7:31 pmONT-LIR

11h 31m1 stop

2:20 pm - 9:49 pmLIR-ONT

9h 29m1 stop

$634United Airlines

Find Deal

Sat, Nov 29 - Fri, Dec 5

10:12 pm - 4:20 pmONT-LIR

16h 08m1 stop

7:45 pm - 7:47 pmLIR-ONT

26h 02m2 stops

$719Multiple Airlines

Find Deal

Fri, Feb 20 - Sat, Feb 28

Alaska Airlines flights from Ontario to Liberia

Our best Alaska Airlines deals on Ontario to Liberia flight tickets

Alaska Airlines

Feb 23

ONT6:00 pmOntario

22h 35m

2 stops

LIR6:35 pmLiberia

Mar 2

LIR7:45 pmLiberia

24h 32m

3 stops

ONT6:17 pmOntario

$508

Find similar

Alaska Airlines

Feb 23

ONT6:00 pmOntario

22h 35m

2 stops

LIR6:35 pmLiberia

Mar 2

LIR7:45 pmLiberia

26h 02m

2 stops

ONT7:47 pmOntario

$527

Find similar

Alaska Airlines

Nov 8

ONT6:00 amOntario

22h 20m

3 stops

LIR6:20 amLiberia

Nov 12

LIR11:20 amLiberia

14h 36m

2 stops

ONT11:56 pmOntario

$697

Find similar

Delta flights from Ontario to Liberia

Our best Delta deals on Ontario to Liberia flight tickets

Delta

Feb 23

ONT10:30 pmOntario

14h 00m

1 stop

LIR2:30 pmLiberia

Mar 3

LIR3:55 pmLiberia

32h 43m

2 stops

ONT10:38 pmOntario

$535

Find similar

Delta

Feb 24

ONT10:30 pmOntario

14h 00m

1 stop

LIR2:30 pmLiberia

Mar 2

LIR3:55 pmLiberia

32h 43m

2 stops

ONT10:38 pmOntario

$555

Find similar

Delta

Feb 23

ONT10:30 pmOntario

12h 20m

1 stop

LIR12:50 pmLiberia

Mar 4

LIR3:55 pmLiberia

32h 43m

2 stops

ONT10:38 pmOntario

$560

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

6:00 pm-6:35 pm

2 stops22h 35m

Liberia

Mon 3/2

7:45 pm-6:17 pm

3 stops24h 32m

$508

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

6:00 pm-6:35 pm

2 stops22h 35m

Liberia

Mon 3/2

7:45 pm-7:47 pm

2 stops26h 02m

$527

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

10:30 pm-2:30 pm

1 stop14h 00m

Liberia

Tue 3/3

3:55 pm-10:38 pm

2 stops32h 43m

$535

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

8:55 pm-1:10 pm

2 stops14h 15m

Liberia

Mon 3/2

8:35 am-9:59 pm

1 stop15h 24m

$539

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

11:55 pm-11:13 am

1 stop9h 18m

Liberia

Mon 3/2

11:45 am-8:42 am

2 stops22h 57m

$543

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Mon 2/23

11:55 pm-11:13 am

1 stop9h 18m

Liberia

Mon 3/2

11:45 am-9:31 am

1 stop23h 46m

$550

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Sun 11/16

11:59 pm-2:18 pm

1 stop12h 19m

Liberia

Sun 11/23

3:18 pm-10:23 pm

1 stop9h 05m

$552

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Tue 2/24

10:30 pm-2:30 pm

1 stop14h 00m

Liberia

Mon 3/2

3:55 pm-10:38 pm

2 stops32h 43m

$555

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Sat 11/29

6:00 am-7:31 pm

1 stop11h 31m

Liberia

Fri 12/5

2:20 pm-9:49 pm

1 stop9h 29m

$634

OntarioLiberia

ONT - LIR

ONTLIR

Ontario

Fri 2/20

10:12 pm-4:20 pm

1 stop16h 08m

Liberia

Sat 2/28

7:45 pm-7:47 pm

2 stops26h 02m

$719

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 Tuesday. momondo users have found tickets for Tuesday departures for as low as $512. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Liberia for around $593.

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 $590. 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

Direct flights	None

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

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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 9h 03m.
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 October 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 8,995 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.