Cheap flights from Oklahoma to London from £220

The cheapest month to fly to London from Oklahoma is in February. Flight prices, which tend to average around £435, are often lower during this time because this is during the off-season. The month of April is another great option to travel to London, with average flight prices from Oklahoma averaging around £546.

You are more likely to see cheaper flights to London from Oklahoma when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £678 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Oklahoma for as low as £573 on momondo.

As of March 2026, there are 64 flights per week flying from Oklahoma to London. The most common day of the week flights depart is Thu, with 45% of flights taking off on this day.

Flight times from Oklahoma to London vary, but if you’re flying out of Tulsa and flying into London Heathrow Airport (one of the most popular routes), then the duration is 11h 34m on average. Another popular route from Oklahoma to London is flying from Stillwater to London Heathrow Airport, which will take roughly 13h 20m. Keep in mind that layovers or delays could extend your travel time.