Cheap flights from London to Oslo from €74

The month of September is, on average, the cheapest month to fly to Oslo from London, with most prices found around €79. If you are unable to visit Oslo during the month of September, then departing from London during the month October is also very affordable. Most momondo users find prices during this month for around €90.

Fly from London Heathrow to Oslo Gardermoen for the best London - Oslo flight prices

You are more likely to see cheaper flights to Oslo from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo for around €172 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo from London for as low as €133 on momondo.

There is only 1 cabin class available to choose from on London to Oslo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 12% of flights between London and Oslo have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night 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, Scandinavian Airlines have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

As of March 2026, 30 flights take off from London and land in Oslo each day. The most common flight departure time for this route is 07:00, with 52% of daily flights taking off at midday.

The number of flights available between London and Oslo is 212 per week as of March 2026. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.