Flights from London to Costa Rica
Central AmericaYear-round

Cheap Flights from London to Costa Rica

Track economy fares on the LHRSJO route and get alerts when prices drop.

From
London
LHR / LGW / STN
To
Costa Rica
SJO

Route Intelligence: LondonCosta Rica

Flight Duration

13 hr 30 min (1 Stop)

Price Guidance

A good deal is under $700 roundtrip. Standard fare is $900-$1,200+.

Peak Season

December to January and July to August

Top Airlines

American Airlines, United Airlines, Iberia

Booking Tip

Book 3-6 months in advance for best fares, as connections typically route through US hubs (Miami, Houston, New York) or Madrid. Traveling in May or November avoids peak pricing while still offering good weather.

Track LondonCosta Rica Fares

Set your target price and FlightKitten will scan this route twice daily. The instant economy fares drop below your budget, you'll get an email with the price, airline, and a direct booking link.

Start Tracking — Free 7-Day Trial
Premium Cabin

Flying Business Class?

If you're considering business class on this route, BusinessClassSignal.com is a dedicated tool that tracks premium cabin fares. They alert you when business & first class prices drop — worth checking out if you fly up front.

Explore BusinessClassSignal.com →

Other Routes to Costa Rica

More Destinations in Central America

Route Briefing: London to Costa Rica

There's a reason Costa Rica has become one of the most talked-about destinations in the world, and once you land at Juan Santamaría International Airport outside San José, you'll understand immediately. The air is warm, the greenery is almost aggressively lush, and the national motto — *pura vida*, pure life — isn't just a slogan. It's genuinely how people move through their days here.

From London, you're looking at around 13 hours and 30 minutes in the air with one stop, typically routing through a US hub like Miami, Houston, or New York, or alternatively through Madrid with Iberia. American Airlines and United Airlines are the most common carriers on this route, and the connection cities are worth keeping in mind — a longer layover in Miami can occasionally be turned into a mini stopover if you're flexible. Roundtrip fares under $700 represent a genuinely good deal on this route; standard pricing tends to sit between $900 and $1,200 or more, so it pays to be patient and book three to six months ahead.

Timing matters enormously here. Peak season runs December through January and again in July and August, when prices spike and popular spots fill up fast. The sweet spot? May or November. You'll find significantly lower fares, thinner crowds, and weather that's still very workable — particularly on the Pacific coast, where dry spells remain common even during the green season.

Costa Rica rewards curiosity in every direction. The country packs an extraordinary range of experiences into a relatively small geography: active volcanoes surrounded by natural hot springs, cloud forests draped in mist, Pacific beaches with world-class surf, and wildlife that includes sloths, toucans, sea turtles, and scarlet macaws living in genuinely wild conditions. Arenal, Monteverde, Manuel Antonio, and the Nicoya Peninsula are all well-established destinations, each with a distinct character.

On arrival, Juan Santamaría Airport sits close to San José and Alajuela, and shared shuttle services are a popular and affordable way to reach the capital or connect onward to other regions. Many travellers skip an extended stay in San José itself and head directly toward the coast or highlands — perfectly doable with pre-arranged transport.

The one tip worth burning into your memory: renting a car unlocks a completely different Costa Rica. The country's most spectacular spots are often down unpaved roads that buses simply don't serve, and having your own wheels means you can chase waterfalls, empty beaches, and roadside fruit stands entirely on your own schedule. Book your rental well in advance, especially for peak season, and opt for a 4WD if your budget allows. Pura vida, indeed.

How much are flights from London to Costa Rica in 2026?

Flight prices from London (LHR) to Costa Rica (SJO) vary significantly depending on the season, day of the week, and how far in advance you book. A good deal is under $700 roundtrip. Standard fare is $900-$1,200+. Popular carriers on this route include American Airlines, United Airlines, Iberia. FlightKitten eliminates the guesswork by monitoring 220+ airlines twice daily and alerting you the moment economy fares hit your target price.

How does FlightKitten track London to Costa Rica fares?

FlightKitten scans over 220 airlines twice every day for economy fares on the LHR to SJO route. When you set a target price, FlightKitten continuously monitors this route and sends an email alert the moment fares drop below your budget. Each alert includes the exact fare, airline, dates, and an AI-powered briefing that explains whether the deal is genuinely good compared to historical pricing on this route. No more obsessive price checking — set your budget and let FlightKitten do the watching.

Pro tip: Book 3-6 months in advance for best fares, as connections typically route through US hubs (Miami, Houston, New York) or Madrid. Traveling in May or November avoids peak pricing while still offering good weather.

Looking for business class deals on this route? We recommend checking out BusinessClassSignal.com — a dedicated premium cabin fare tracker that's worth a look if you fly up front.