Cheap flights from London to New Orleans from £237

The cheapest month to fly to New Orleans from London is in September. Flight prices, which tend to average around £593, are often lower during this time because this is during the off-season. The month of February is another great option to travel to New Orleans, with average flight prices from London averaging around £614.

According to our data, Tuesday is the cheapest day to fly to New Orleans from London. The lowest ticket price found for a Tuesday departure recently was £628. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from London to New Orleans on a Saturday will generally be more expensive and average around £752. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to New Orleans is at midday. Flights from London to New Orleans during this time can be as low as £658. Try not to purchase tickets in the afternoon because they tend to be around £692. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from London Heathrow to New Orleans Louis Armstrong for the best London - New Orleans Louis Armstrong flight prices

You are more likely to see cheaper flights to New Orleans from London when booking weeks ahead of your departure date. In general, you can expect to find flights to New Orleans for around £655 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Orleans from London for as low as £568 on momondo.

There are 3 cabin classes available to choose from on London to New Orleans Louis Armstrong 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 7% on your flight if you consider stops on a London to New Orleans flight.

As of February 2026, prices for London to New Orleans flights are approximately 14% cheaper when compared to flights at the same time last year.

Lufthansa and Iberia are the most popular carriers operating from London to New Orleans Louis Armstrong

British Airways, Virgin Atlantic and Iberia are the top three most popular airlines that fly to New Orleans from London according to our data. British Airways is the first choice among our users, with 61% of people opting to fly with this airline when travelling to New Orleans. Keep in mind that there are 10 different airlines that fly to New Orleans on a routine basis, so you have a few additional options to choose from.

Historically, on average around 20% of flights between London and New Orleans have experienced a delay on any given week. The average delay length over the past 12 months has been 105 minutes.

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

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday 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 20% of their flights experiencing any sort of delay.

Atlanta (ATL) was the most common stop: 65% of momondo users choosing one-stop flights on this route connected there.

Flights via New York (JFK) offer the lowest average return price of £479.

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 13h 02m.

Houston (IAH) has the shortest average stopover time for this route: 1h 25m.

2 flights are operational daily from London to New Orleans as of February 2026. The most popular departure time for this route is 13:00, with 100% of flights per day taking off in the afternoon.

15 flights are operational weekly from London to New Orleans as of February 2026. The most popular departure day for this route is Tue, with 33% of flights per week taking off on this day.