Cheap flights from Costa Rica to Ontario from $153
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Costa Rica to Ontario 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.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Costa Rica to Los Angeles
Recent round-trip flight deals from Costa Rica to Los Angeles
Recent one-way flight deals from Costa Rica to Los Angeles
Recent last minute flight deals from Costa Rica to Los Angeles
Avianca flights from Costa Rica to Ontario
Our best Avianca deals on Costa Rica to Ontario flight tickets
American Airlines flights from Costa Rica to Ontario
Our best American Airlines deals on Costa Rica to Ontario flight tickets
See travel insights to Los Angeles from
How to get the cheapest flight ticket from Costa Rica to Ontario
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 Ontario?
In general, September is the cheapest month to fly from Costa Rica to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $386. If you aren’t able to travel during the month of September, then book flights to Ontario from Costa Rica during May instead. Flights to Ontario in May, while not as cheap as those in September, still average around $387.
What is the cheapest day to depart on your flight to Ontario?
The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $418. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Costa Rica to Ontario for around $660.
What is the cheapest time of day to depart on your flight to Ontario?
In the afternoon is the cheapest time of day to fly from Costa Rica to Ontario when you can find flight prices for as low as $265. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $645 on average. Flights to Ontario from Costa Rica at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Ontario?
You are more likely to see cheaper flights to Ontario from Costa Rica when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $509 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Costa Rica for as low as $216 on momondo.
What is the cheapest airline that flies from Costa Rica to Ontario?
United Airlines, American Airlines, and Avianca are the most popular carriers operating from Costa Rica to Ontario
What airlines fly to Ontario?
Avianca, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Ontario from Costa Rica according to our data. Avianca is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 11 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
Cheap Costa Rica to Ontario flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Costa Rica to Ontario
When did momondo last update prices for flights from Costa Rica to Ontario Airport?
Prices for flights from Costa Rica to Ontario Airport refresh daily.
How many operators does momondo search for flights from Costa Rica to Ontario Airport?
There are 2 operators available for flights from Costa Rica to Ontario Airport as of April 2025.
How old do you have to be to fly from Costa Rica to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Costa Rica to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario Airport 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 Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Costa Rica to Ontario
Compare and see reviews for airlines that fly from Costa Rica to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $328 | Free Cancellation | Rating 7.4 8,667 reviews | |||
| PriceFrom $408 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Costa Rica to Ontario?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Costa Rica.
Can I find flights from Costa Rica to Ontario with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Costa Rica to Ontario flights to just show those with flexible booking policies.
How can momondo help me find flights from Costa Rica to Ontario?
Once all potential Costa Rica to Ontario 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 Costa Rica to Ontario right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Costa Rica to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.