Cheap flights from London to Washington, D.C. from €475

In general, November is the cheapest month to fly from London to Baltimore. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €555. If you aren’t able to travel during the month of November, then book flights to Baltimore from London during January instead. Flights to Baltimore in January, while not as cheap as those in November, still average around €557.

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 €685 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from London for as low as €617 on momondo.

Historically, on average around 29% 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 107 minutes.

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

Tuesday is statistically the day of the week that experiences the fewest 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 fewest delays on this route over the last 12 months, with about 28% of their flights experiencing any sort of delay.

The number of flights available between London and Baltimore is 3 per day as of February 2026. The most frequent departure time is 15:00, with 100% of daily flights leaving in the afternoon.

21 flights are operational weekly from London to Baltimore as of February 2026. The most popular departure day for this route is Tue, with 24% of flights per week taking off on this day.