Cheap flights from Boise to Costa Rica from $380
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Costa Rica departing on 9/1. 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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How to get the cheapest flight ticket from Boise 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 Boise is in August. Flight prices, which tend to average around $359, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in August, then September is your next best option. Flight prices from Boise to Costa Rica during September average around $410.
What is the cheapest day to depart on your flight to Costa Rica?
According to our data, Sunday is the cheapest day to fly to Costa Rica from Boise. The lowest ticket price found for a Sunday departure recently was $605. 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 $765. 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 Boise to Costa Rica when you can find flight prices for as low as $581. 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 $723. 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 Boise when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $620 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Boise for as low as $525 on momondo.
Cheap Boise to Costa Rica flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boise to Costa Rica
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Costa Rica?
Prices for flights from Boise Air Term. Gowen Fld Airport to Costa Rica are refreshed on a daily basis.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Costa Rica?
As of June 2025, there are 6 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Costa Rica.
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Costa Rica?
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 Boise Air Term. Gowen Fld Airport to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Boise to Costa Rica
Compare and see reviews for airlines that fly from Boise to Costa Rica with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $141 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $418 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $429 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $439 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $559 | Free Cancellation | Rating 8.0 4,287 reviews | |||
| PriceFrom $591 | Free Cancellation | Rating 7.5 1,451 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Boise to Costa Rica?
Finding the right flight to Costa Rica from Boise is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Costa Rica quick and easy, saving you time and money.
Can I find flights from Boise to Costa Rica with flexible booking policies on momondo?
Flights from Boise to Costa Rica with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Boise to Costa Rica?
Once all potential Boise to Costa Rica 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 Boise to Costa Rica right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Boise to Costa Rica flights. All you need is a valid email address and we will do the rest; it is that quick and easy.