Flights Boston – London (BOS-LHR) from $791*

The Silver Line (SL1) bus is a free service that connects South Station in downtown Boston to all Logan Airport terminals in about 20-30 minutes. The Blue Line subway is accessible via a free Massport Shuttle from the airport, with a total travel time of approximately 30-35 minutes. Taxis or rideshare services take around 15-25 minutes depending on traffic.

- Train: The Heathrow Express is the fastest option, taking just 15 minutes to reach Paddington Station. The Elizabeth Line offers a slightly longer journey (30-50 minutes) but connects to more stops in central London.
- Subway: The Piccadilly Line on the London Underground takes around 45 minutes.
- Bus: Public buses or coaches like National Express take approximately 1 hour.
- Taxi: Taxis or pre-booked services provide door-to-door convenience but can take longer depending on traffic.

The best time to travel to London based on the weather is during spring (March to May) and early fall (September to October). These months offer mild temperatures, typically ranging from 50°F to 68°F (10°C to 20°C), and longer daylight hours, perfect for exploring the city's iconic landmarks and parks. Spring brings blooming flowers and vibrant greenery, while fall offers colorful foliage. Summer (June to August) is also a great option, with warmer weather and lively events, though it tends to be more crowded.

The distance between downtown London and Heathrow Airport (LHR) is approximately 26 km (16 miles).

No, a medical clearance is not required to travel while pregnant with Air France. However, Air France advises avoiding air travel from week 37 of pregnancy and during the 7 days following childbirth. For a comfortable journey, consider reserving an aisle seat, staying hydrated, and using compression stockings.

Air France offers the Kids Solo service, a dedicated unaccompanied minor service for children traveling alone. This service is available for children aged 4-17 on domestic flights and 5-17 on international flights. It includes assistance during check-in, real-time tracking of the child’s journey, and dedicated crew support onboard with entertainment and meals. Upon arrival, children are escorted off the aircraft and handed over to the designated pick-up person.

Enjoy personalized services from the moment you book, 100% organic meals adapted to children on flights departing from Paris, and a dedicated in-flight entertainment offer for kids. Visit our website for more details about our services and offers.

Group fares are available with Air France for groups of 10 or more people, excluding infants traveling on an adult's lap. These fares include competitive rates, 1 checked baggage item (23 kg in Economy) per passenger, and no fees for passenger name changes until tickets are issued. Special rates may apply for sports equipment if notified in advance.