Cheap flights from Kansas City to London from $313

The cheapest month to fly to London from Kansas City is in February. Flight prices, which tend to average around $674, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Kansas City averaging around $800.

You are more likely to see cheaper flights to London from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $992 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Kansas City for as low as $721 on momondo.

You could potentially save up to 15% on your flight if you consider stops on a Kansas City to London flight.

As of September 2026, prices for Kansas City to London flights are approximately 50% cheaper when compared to flights at the same time last year.

British Airways, Lufthansa, and United Airlines are the most popular carriers operating from Kansas City to London

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to London from Kansas City according to our data. British Airways is the first choice among our users, with 30% of people opting to fly with this airline when traveling to London. Keep in mind that there are 7 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Chicago (ORD) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Flights via Detroit (DTW) offer the lowest average round-trip price of $975.

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 10h 55m.

Atlanta (ATL) has the shortest average layover time for this route: 1h 17m.