Alert: Round-trip nonstop flights to London starting at $537

Thanks to a recent fare promotion, numerous nonstop flights to London are being offered at significant discounts.

American Airlines and British Airways have dramatically reduced fares for flights departing from major U.S. cities—including Atlanta, Austin, Boston, Chicago, Dallas, Denver, Newark, and Seattle—by up to 50% in some instances.

There's a broad travel window as well. This offer covers trips from September 2024 to March 2025, with many routes featuring discounted fares during the Thanksgiving holiday. A free carry-on bag is included, while checked baggage will cost about $75 each way.

Deal Overview

Airlines: American Airlines, British Airways.

Routes: From cities like Atlanta, Austin, Boston, Chicago, Dallas, Denver, Houston, Seattle, and more to London.

Booking Instructions: Check Google Flights and then book directly with the airline.

Travel Period: Available from September to March 2025; most routes include Thanksgiving.

You can also register for a free trial using this link.

Example Flights

Departure airports included in this sale are:

• Hartsfield-Jackson Atlanta International Airport (ATL)
• Austin-Bergstrom International Airport (AUS)
• Baltimore/Washington International Thurgood Marshall Airport (BWI)
• Boston Logan International Airport (BOS)
• Charlotte Douglas International Airport (CLT)
• Chicago O'Hare International Airport (ORD)
• Dallas Fort Worth International Airport (DFW)
• Denver International Airport (DEN)
• George Bush Intercontinental Airport in Houston (IAH)
• Newark Liberty International Airport (EWR)
• San Francisco International Airport (SFO)
• Seattle-Tacoma International Airport (SEA)
• Dulles International Airport in Virginia (IAD)

You can fly nonstop from BWI to Heathrow Airport (LHR) in London during October and November on British Airways for only $548 round-trip.

British Airways offers great nonstop flight availability from BOS to LHR for $548 in January.

There are fantastic discounts available from Denver as well. For instance, you can book a round-trip on British Airways from Denver to London in March for just $537.

How great is this deal? According to Google Flights, it’s under half the usual price.

You can also secure nonstop flights from San Francisco to London in March for the same discounted fare.

If you're interested in spending Thanksgiving in London, British Airways offers nonstop routes from the Bay Area for $548.

We found another great Thanksgiving deal for flights from Newark. You can fly nonstop from Newark to London for $548.

Optimize your purchase

Make sure to use a credit card that offers bonus points on airfare purchases, such as:

• American Express® Gold Card: Earn 3 points per dollar on airfare when booked directly with the airline or via amextravel.com.
• The Platinum Card® from American Express: Get 5 points per dollar on airfare booked directly with the airline or through American Express Travel (up to $500,000 per calendar year, then 1 point per dollar).
• Chase Sapphire Reserve®: Receive 3 points per dollar on airfare purchases.
• Chase Sapphire Preferred® Card: Earn 2 points per dollar on travel expenses.

Key Takeaway

Always keep in mind: The more adaptable your travel plans, the higher your chances of scoring a fantastic ticket at a great price. These flights can get you to London affordably.