Are these the guaranteed airline ticket prices?

No. AirHint displays the lowest fares we found in a recent search. Airlines change prices often; confirm the total on the booking site before you pay.

How current are these prices?

Results refresh when you open or revisit this page. Last snapshot: Aug 26, 2026.

Where do I complete my booking?

Use the price buttons to continue on our booking partner's site. AirHint surfaces fares; ticketing is completed with the airline or agency.

Cheapest return flights from Boston (BOS) to London (LHR), April

Select a price to book. see full year.

Dates, airline, and price
Dates	Airline	Price
12 Apr 19 Apr	Scandinavian Airlines
12 Apr 21 Apr	Scandinavian Airlines
13 Apr 21 Apr	Scandinavian Airlines
12 Apr 18 Apr	Scandinavian Airlines
15 Apr 24 Apr	Icelandair
23 Apr 30 Apr	Icelandair
15 Apr 19 Apr	Icelandair
13 Apr 20 Apr	Scandinavian Airlines
28 Apr 09 May	Icelandair
22 Apr 26 Apr	Scandinavian Airlines
03 Apr 10 Apr	Scandinavian Airlines
28 Apr 09 May	American Airlines Direct Flight

deals for one-way flights from Boston to London in April.

Book a cheap hotel in London

Cheap car rent in Heathrow

Updated Aug 26, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Find your flight now

Feel free to contact us with any feedback or request another flight research.

Cheapest return flights from Boston (BOS) to London (LHR), April

About these fares

Sign In

User Name