Fly to Boston with United Airlines

Search flights

We recommend booking a package with no cancellation fees in case plans change.

Please check government advisories before booking and travelling.

Sponsored content by United Airlines

Logo placeholder

Connecting people. Uniting the world.

Every day, we help unite the world by connecting people to the moments that matter most. This shared purpose drives us to be the best airline for our employees, customers and everyone we serve. On the ground and in the air, we hold ourselves to the highest standards in safety and reliability. That means not only getting you to your destination on time, but also doing all we can to keep you safe and healthy when you travel with us.

Choose United Airlines to fly to more than 210 destinations in the U.S. and more than 120 destinations internationally — every day we operate more than 4,500 flights across five continents. Our comprehensive route network means you can book a direct or connecting flight to and from airports all over the world. Our main U.S. hubs are located in the major cities of Chicago, Denver, Houston, New York/Newark, Los Angeles, San Francisco and Washington, D.C. United is a founding member of Star Alliance™, whose entire network provides service to nearly 200 countries.

Fly nonstop from London

Enjoy nonstop service from London (LHR) to Boston (BOS) with United Airlines.

United CleanPlus

Throughout your journey, we’re putting cleanliness at the forefront of your travel experience as a part of our United CleanPlus commitment.

Touchless Kiosks

At select airports, you can now check in to your United flight while keeping your hands clean and practicing social distancing, even if you're checking bags.

Select offers from United Airlines

Terms and conditions:

Sample prices are quoted for one adult and include taxes and fees for roundtrip economy travel on United. Prices do not include baggage fees that may be charged by the applicable airline. Actual price may vary based on time/date of search, booking date, travel dates, origin, and destination. Sample prices above are updated daily; prices are found on www.expedia.comOpens in a new window and quoted in U.S. dollars. Advance booking requirements, minimum/maximum stay requirements, blackout dates, and other restrictions may apply and vary by booking date, travel dates, origin city, and destination. Portions of these flights may be operated by United codeshare partners. Fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates. Lower fares may be available to selected destinations. Tickets are nontransferable and nonrefundable. Read the complete penalty rules for changes and cancellations applicable to the fare you're considering booking.