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  2. Costa Rica
  3. Guanacaste
  4. Boston - Guanacaste

Flights from Boston to Guanacaste

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Discover the cheapest flights from Boston to Guanacaste
Wed, Dec 2 - Sun, Dec 6
AC
ACDirect
BOS - LIR
AC
ACDirect
LIR - BOS
337€
324€
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Boston to Guanacaste

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the end of December. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
Filter by
week: Dec 28 - Jan 3
Flights from just €185
€1,318
€218
€459
€185
€264
€203
NovemberDecemberJanuary
Distance: 3,794 km
Boston airports
Logan International Airport (BOS)How far from city centre: 5 km
Guanacaste airports

Book your flight from Boston to Guanacaste

Find direct and indirect flights from Boston to Guanacaste (Costa Rica) with eDreams. Once you have your results, sort them by schedule or price and book the option that best suits your plans.

The lowest fare booked on this route in recent days was €324, though the price you see will depend on your travel dates and departure times.

A direct flight from Boston to Guanacaste takes around 6 h and 51 m, while indirect flights will take longer.

Airports and airlines connecting Boston and Guanacaste

Knowing where you set off from and where you arrive helps you organise your journey better. Consider the available airports and compare the different airlines operating on this route.

  • Departure airport: Logan International Airport (BOS)

Weather in Guanacaste

The best time to visit may depend on your preferred climate. In Guanacaste, the average temperature floats around 35ºC in the warmest months and 21ºC in the coldest ones. Keep this in mind when packing and planning any outdoor activities.

  • Highs: up to 36ºC
  • Lows: down to 20ºC
  • Hottest month: April
  • Coldest month: January
  • Driest month: January
  • Wettest month: September

How to save when flying from Boston to Guanacaste

A few tips for finding cheaper flights from Boston to Guanacaste:

  • Flexible dates: compare fares for two or three different departure days. Leaving a day earlier or later can make a noticeable difference to the price.
  • Baggage allowance: check what each fare includes before you book, so you aren't caught out by extra charges at the airport.
  • Airports on your route: confirm which airports you depart from and land at, especially if the city has more than one. This will help you plan your transfer and work out the total cost of getting around.

Looking for a bigger saving? Book a Flight + Hotel package to combine both in one booking and unlock exclusive discounts on your stay in Guanacaste. You can also save on a hire car by including it with your booking.

Frequently asked questions about flights from Boston to Guanacaste

On average, what is the price of a Boston to Guanacaste flight?
When flying from Boston to Guanacaste the average price will be €419. However, this price is dependant on several other factors like seasonality or the time in advance taken when booking the route.
For flights from Boston to Guanacaste, how can I find the cheapest price?
On eDreams we use machine learning to find the most economical flight between Boston and Guanacaste. By taking into account the combinations of airlines, stopovers, direct flights as well as the various criteria for the journeys, our search engine allows us to offer our customers the best price under the best conditions.
When booking, when is the best time to do so in order to get the best prices for Boston to Guanacaste flights?
The most popular month for flights from Boston to Guanacaste are: December, October and January.
When is the best time to travel from Boston to Guanacaste?
A good period of the year to visit Guanacaste from Boston really depends on lots of personal preferences, price being one of the main criteria When it comes to popularity, February is the best month to fly to Guanacaste from Boston, basedd on searches from our customers, followed by March and December. If you prefer to avoid the busy season and get away from the crowds November, August and October are the months with fewer searches for the route Boston -  Guanacaste.
What is the duration of a flight from Boston to Guanacaste?
Flight time, on average, from Boston to Guanacaste is usually 7 h and 35 m on average, at an average distance of 3,793.93 km, for flights for the route (which may have 1 or more stops in other cities in between).
What is the weather like in Guanacaste compared to Boston?
The average temperature in Boston is 22º degrees in summer. Guanacaste reaches 29º during the hot season. In winter, however, temperatures are around 27º degrees in Guanacaste, compared to the 0º average degrees in Boston.

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