Cheap flights from Maryland to London from $255

The cheapest month to fly to London from Maryland is in September. Flight prices, which tend to average around $221, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Maryland averaging around $327.

The cheapest day to depart from Maryland to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $773. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $903. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from Maryland in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $819 when looking at flights departing in the afternoon. Flights to London are more costly in the evening, with an average ticket price of $860. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to London from Maryland when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $801 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Maryland for as low as $715 on momondo.

Delta, KLM, and Virgin Atlantic are the most popular carriers operating from Maryland to London

British Airways, American Airlines and Icelandair are the top three most popular airlines that fly to London from Maryland according to our data. British Airways is the first choice among our users, with 58% of people opting to fly with this airline when traveling to London. Keep in mind that there are 8 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

The number of flights available between Maryland and London is 47 per day as of May 2026. The most frequent departure time is 9:00PM, with 100% of daily flights leaving in the evening.

As of May 2026, there are 330 flights per week flying from Maryland to London. The most common day of the week flights depart is Fri, with 15% of flights taking off on this day.