Cheap flights from London to Washington, D.C. from $333

If you’re not able to fly to Baltimore in February, then January is your next best option. Flight prices from London to Baltimore during January average around $687.

The cheapest day to depart from London to Baltimore is on a Thursday. Travelers who choose to depart for Baltimore on a Thursday will often find tickets for as low as $777. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $974. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

Flying to Baltimore from London in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $862 when looking at flights departing in the afternoon. Flights at noon are often more expensive with an average ticket price of $866.

Fly from London Heathrow to Baltimore/Washington for the best London - Baltimore/Washington flight prices

You are more likely to see cheaper flights to Baltimore from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $792 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from London for as low as $669 on momondo.

There are 2 cabin classes available to choose from on London to Baltimore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 16% on your flight if you consider stops on a London to Baltimore flight.

As of November 2026, prices for London to Baltimore flights are approximately 28% more expensive when compared to flights at the same time last year.

Icelandair, Delta, and United Airlines are the most popular carriers operating from London to Baltimore/Washington

British Airways, Lufthansa and United Airlines are the top three most popular airlines that fly to Baltimore from London according to our data. British Airways is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 10 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between London and Baltimore have experienced a delay on any given week. The average delay length over the past 12 months has been 132 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 21% of their flights experiencing any sort of delay.

Chicago (ORD) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $1,152.

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 11h 25m.

Reykjavik (KEF) has the shortest average layover time for this route: 1h 18m.

As of November 2026, there are 5 flights per day flying from London to Baltimore. The most common time of day flights depart is 1:00PM, with 100% of flights taking off in the afternoon.

35 flights are operational weekly from London to Baltimore as of November 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.