Cheap Flights from Baltimore (BWI) to London (LHR)

You can find one-way and return flights from BWI to LHR with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when BWI to LHR ticket fares go up or down.

The cheapest months to fly from BWI to LHR are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Only one airline offers direct flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to London Heathrow (LHR). British Airways operates 7 direct flights from BWI to LHR every week.

To find a cheap flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to London (LHR-Heathrow) will differ from traveler to traveler. If you like to fly early, British Airways offers early morning flights. If price is the most important factor, British Airways typically offers the lowest fares. Delta offers the most daily flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to London (LHR-Heathrow), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

There is 1 nonstop flight per day from Baltimore Washington Intl. Thurgood Marshall (BWI) to Heathrow (LHR). For even more choices, look at flights that include layovers, as there are around 53 connecting flights per day. Some common connection points include O'Hare Intl. (ORD), Hartsfield-Jackson Atlanta Intl. (ATL), and Charlotte-Douglas Intl. (CLT).

The earliest flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to London (LHR-Heathrow) typically departs around 5:00 AM. This service is operated by American Airlines. This is a seasonal service, active only in December. An early departure like this can be really convenient, allowing you to maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll generally find the most flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to London Heathrow (LHR) on a Wednesday, with around 68 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Delta, American Airlines, and British Airways. Flight schedules are quite consistent throughout the week, so you'll have plenty of choices no matter which day you pick.

The most popular departure times for flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to London Heathrow (LHR) are in the evening, from 6pm to 9pm. Many major carriers, including Delta, American Airlines and British Airways, offer flights during this window. Many travellers prefer these times because you can finish your day in Baltimore before your flight, and you'll arrive in London in the morning, ready to start your day.

A nonstop flight from BWI to LHR typically takes around 7 hours, covering approximately 5,834 kilometers. Connecting flights on this route usually add 7 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Yes, you can fly business class or first class between BWI and LHR.

Airlines that offer business class service on this route include:

* Iberia
* British Airways
* PSA Airlines
* Icelandair
* Republic Airlines
* Aer Lingus
* SAS
* Delta
* American Airlines

First class cabins are available on British Airways and American Airlines.

It's easy to earn miles on a Baltimore, MD (BWI) to London (LHR) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to London from Baltimore Washington Intl. Thurgood Marshall (BWI), you can fly directly into Heathrow (LHR). Some flights may connect through major hubs like Charlotte-Douglas Intl. (CLT), O'Hare Intl. (ORD), or Hartsfield-Jackson Atlanta Intl. (ATL) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Baltimore, MD (BWI) to London (LHR) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Baltimore, MD (BWI) to London (LHR) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.