On this page, you can find and book flight tickets from Boston to Liberia. The 3,784 km flight is operated twice a week on average, providing a steady connection between the USA and Costa Rica.
Flights are served by JetBlue and Delta Air Lines. Ticket prices are constantly changing, so use the low-fare calendar and price dynamics chart to find the best deal. We also recommend checking in advance how to get to Boston airport and how to reach your destination from Liberia airport.
Below is a calendar of the lowest flight ticket prices for Boston — Liberia by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $376 in ,, and the most expensive are around $501 in r. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Boston → Liberia, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $391 | high | May | $281 | low | Sep | $269 | low |
| Feb | $416 | high | Jun | $318 | medium | Oct | $281 | low |
| Mar | $391 | high | Jul | $416 | high | Nov | $318 | medium |
| Apr | $342 | medium | Aug | $403 | high | Dec | $428 | high |
Some values are estimated based on seasonality.
Temperatures in Liberia remain stable throughout the year: the hottest month is April, with daytime highs reaching 32.8°C. The rainiest period occurs in October, with up to 28 wet days per month.
The lowest flight cost was recorded for July, starting $283. In other months, prices may fluctuate depending on tourist demand and how far in advance you book.
The optimal time to visit is from December to March, when there is minimal rainfall. It is recommended to avoid traveling in September and October due to the peak of the rainy season and high humidity.
Regular flights on this route are operated by JetBlue and Delta Air Lines. The total frequency is about 2 flights per week, with both direct flights and convenient connections available. You can find detailed information about flight schedules, travel times, and aircraft types in the interactive list below; click on a carrier's card for more details.
Flights Boston — Liberia depart from Logan International Airport and arrive at Liberia Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
The estimated travel time for a direct flight is approximately 4 hours and 30 minutes. If you choose a connecting flight, the total duration will depend on the layover time at the transit airport.
The main carriers on this route are JetBlue (B6) and Delta Air Lines (DL). A complete list of current flights is available in the airlines block on this page.
Flight prices are dynamic and depend on the departure date. You can always check the current minimum for available periods in the low-fare calendar above.
Flights from the USA arrive at Daniel Oduber Quirós International Airport (LIR) in Liberia, which is conveniently located for accessing the major resorts of northwestern Costa Rica.
The most favorable offers are usually available when purchasing 1.5–2 months before the trip. We also recommend monitoring the price dynamics chart to catch seasonal price drops.
Where travelers fly most — pick a route and check prices
