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Cheap flights from Ontario to Costa Rica from $160

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Costa Rica departing on 5/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Ontario to Costa Rica.
Avianca Logo
11:25 pm - 11:15 amONT-SJO
10h 50m1 stop
Avianca Logo
3:05 pm - 9:55 pmSJO-ONT
7h 50m1 stop
$357Avianca
Find Deal
Tue, May 6 - Tue, May 13
 Logo
1:09 am - 11:14 pmONT-SJO
21h 05m1 stop
 Logo
3:31 pm - 11:13 pmSJO-ONT
8h 42m1 stop
Mon, May 26 - Sat, May 31
American Airlines Logo
8:37 am - 5:45 pmONT-SJO
8h 08m1 stop
American Airlines Logo
7:40 am - 11:29 pmSJO-ONT
16h 49m1 stop
$398American Airlines
Find Deal
Sat, Aug 16 - Sat, Aug 23
American Airlines Logo
11:59 pm - 5:45 pmONT-SJO
16h 46m1 stop
American Airlines Logo
7:40 am - 5:48 pmSJO-ONT
11h 08m2 stops
$402American Airlines
Find Deal
Sat, Aug 16 - Sat, Aug 23
United Airlines Logo
6:36 pm - 7:15 amONT-SJO
11h 39m1 stop
United Airlines Logo
8:37 am - 8:33 pmSJO-ONT
12h 56m1 stop
$452United Airlines
Find Deal
Mon, Sep 8 - Wed, Sep 17
United Airlines Logo
6:39 pm - 7:15 amONT-SJO
11h 36m1 stop
United Airlines Logo
7:55 am - 8:33 pmSJO-ONT
13h 38m2 stops
$474United Airlines
Find Deal
Thu, Sep 18 - Wed, Sep 24
Southwest Logo
5:30 am - 7:40 pmONT-SJO
13h 10m2 stops
Southwest Logo
12:30 pm - 10:00 pmSJO-ONT
10h 30m1 stop
$498Southwest
Find Deal
Wed, May 7 - Sat, May 10
Delta Logo
10:05 pm - 12:00 pmONT-LIR
12h 55m1 stop
Delta Logo
1:25 pm - 10:25 pmLIR-ONT
10h 00m1 stop
$551Delta
Find Deal
Sun, Jun 29 - Wed, Jul 2
Southwest Logo
9:20 pm - 11:35 amONT-LIR
13h 15m1 stop
Southwest Logo
2:10 pm - 11:00 pmLIR-ONT
9h 50m1 stop
$587Southwest
Find Deal
Sat, Jun 7 - Sat, Jun 14
Delta Logo
10:05 pm - 12:00 pmONT-LIR
12h 55m1 stop
Delta Logo
1:25 pm - 10:25 pmLIR-ONT
10h 00m1 stop
$622Delta
Find Deal
Sun, Jun 15 - Thu, Jun 26

American Airlines flights from Ontario to Costa Rica

Our best American Airlines deals on Ontario to Costa Rica flight tickets
American Airlines
Aug 16
ONT8:37 amOntario
8h 08m
1 stop
SJO5:45 pmSan José Juan Santamaria Intl
Aug 23
SJO7:40 amSan José Juan Santamaria Intl
16h 49m
1 stop
ONT11:29 pmOntario
American Airlines
Aug 16
ONT11:59 pmOntario
16h 46m
1 stop
SJO5:45 pmSan José Juan Santamaria Intl
Aug 23
SJO7:40 amSan José Juan Santamaria Intl
11h 08m
2 stops
ONT5:48 pmOntario
American Airlines
Jun 4
ONT11:59 pmOntario
21h 05m
1 stop
SJO10:04 pmSan José Juan Santamaria Intl
Jun 11
SJO11:59 pmSan José Juan Santamaria Intl
11h 05m
1 stop
ONT10:04 amOntario

Avianca flights from Ontario to Costa Rica

Our best Avianca deals on Ontario to Costa Rica flight tickets
Avianca
May 6
ONT11:25 pmOntario
10h 50m
1 stop
SJO11:15 amSan José Juan Santamaria Intl
May 13
SJO3:05 pmSan José Juan Santamaria Intl
7h 50m
1 stop
ONT9:55 pmOntario
Avianca
May 20
ONT11:25 pmOntario
10h 50m
1 stop
SJO11:15 amSan José Juan Santamaria Intl
May 22
SJO3:05 pmSan José Juan Santamaria Intl
7h 50m
1 stop
ONT9:55 pmOntario
Avianca
Sep 16
ONT11:25 pmOntario
10h 50m
1 stop
SJO11:15 amSan José Juan Santamaria Intl
Sep 23
SJO3:05 pmSan José Juan Santamaria Intl
7h 50m
1 stop
ONT9:55 pmOntario

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Ontario to Costa Rica

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

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Ontario is in May. Flight prices, which tend to average around $373, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in May, then October is your next best option. Flight prices from Ontario to Costa Rica during October average around $418.

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Monday is the cheapest day to fly to Costa Rica from Ontario. The lowest ticket price found for a Monday departure recently was $462. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $653. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

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

In the evening is the cheapest time of day to fly from Ontario to Costa Rica when you can find flight prices for as low as $473. Flying to Costa Rica in the evening is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the morning, with an average ticket price of $669. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Ontario when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $534 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Ontario for as low as $382 on momondo.

Cheap Ontario to Costa Rica flight deals and tips

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

Best Price Found

$160

Fastest flight time

7h 13m

Direct flights

None

Airports in Costa Rica

2 airports
The best one-way flight to Costa Rica from Ontario in the past 72 hours is $160. The best round-trip flight deal from Ontario to Costa Rica found on momondo in the last 72 hours is $357.
The fastest flight from Ontario to Costa Rica takes 7h 13m
There are no direct flights from Ontario to Costa Rica. Popular non-direct routes for this connection are Ontario Airport - San José Juan Santamaria Intl Airport and Ontario Airport - Liberia Airport.
There are 2 airports near Costa Rica: Liberia (LIR), San José Juan Santamaria Intl (SJO)

  • When did momondo last update prices for flights from Ontario Airport to Costa Rica?

    Prices for flights from Ontario Airport to Costa Rica were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Costa Rica?

  • How old do you have to be to fly from Ontario Airport to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The travel and health documents required for your trip to Costa Rica can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Costa Rica. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Best airlines flying from Ontario to Costa Rica

Compare and see reviews for airlines that fly from Ontario to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $326Free CancellationRating
6.7
2,319 reviews
Search Avianca flights
United AirlinesPriceFrom $378Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
American AirlinesPriceFrom $419Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $616Free CancellationRating
8.0
4,287 reviews
Search Southwest flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Costa Rica. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Ontario to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Costa Rica?

momondo provides multiple filters to help you find the best flight to Costa Rica from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Ontario to Costa Rica flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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