Deal alert: Nonstop flights to London available from $537 round-trip

Thanks to a new fare sale, multiple nonstop flights to London are available at steep discounts.

American Airlines and British Airways have slashed prices on flights departing from major U.S. cities — including Atlanta, Austin, Boston, Chicago, Dallas, Denver, Newark and Seattle — by half-off, in some cases.

There's a generous travel window, too. This deal encompasses trips between September 2024 and March 2025, and most routes include sales prices over the Thanksgiving holiday. Fares will include a free carry-on bag; checking a bag will cost around $75 each way.

Deal basics

Airline: American Airlines, British Airways.

Routes: From Atlanta, Austin, Boston, Chicago, Dallas, Denver, Houston, Seattle and other U.S. cities to London.

How to book: Browse Google Flights, then book directly with the airline.

Travel dates: There's availability from September through March 2025; Thanksgiving is included for most routes.

This deal was originally sent out by the deal alert company Going. Sign up for Going to get up to 90% off select flights via its Premium membership, which users can try for free for 14 days and then $69 per year. You can also upgrade to the Elite tier for $199 per year for access to all the Premium deals, plus premium economy, business-class and first-class alerts.

You can also sign up for a free trial through this link.

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Sample flights

Departure airports in this sale include:

• 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's O'Hare International Airport (ORD)
• Dallas Fort Worth International Airport (DFW)
• Denver International Airport (DEN)
• Houston's George Bush Intercontinental Airport (IAH)
• Newark Liberty International Airport (EWR)
• San Francisco International Airport (SFO)
• Seattle-Tacoma International Airport (SEA)
• Virginia's Dulles International Airport (IAD)

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

British Airways has good availability on nonstop flights from BOS to LHR for $548 in January.

There are also some excellent discounts available out of Denver. For example, you can book British Airways from Denver to London in March for only $537 round-trip.

How good of a deal is this? According to Google Flights, it's less than half the normal cost.

You can book nonstop flights from San Francisco to London in March for the same discounted price.

If spending Thanksgiving in London appeals to you, British Airways has routes available departing from the Bay Area for $548 nonstop.

We found another good Thanksgiving bargain for flights out of Newark. You can travel from Newark to London for $548 nonstop.

Maximize your purchase

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

• American Express® Gold Card: 3 points per dollar spent on airfare when booked directly with the airline or through amextravel.com
• The Platinum Card® from American Express: 5 points per dollar spent on airfare when booked directly with the airline or through American Express Travel® (on up to $500,000 of these purchases per calendar year, then 1 point per dollar)
• Chase Sapphire Reserve®: 8 points per dollar on all Chase Travel℠ purchases and 4 points per dollar on flights booked directly through the airline
• Chase Sapphire Preferred® Card: 2 points per dollar spent on travel

Bottom line

Always remember: The more flexible your travel plans are, the better your chances of finding a great ticket at a great price. These flights will bring you to London for a relatively inexpensive price.

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• Everything you need to know about State Department travel advisories
• When and how to renew your passport, according to the State Department
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