S$135 Cheap Flights from London to Oslo

Round-trip journeys between London Heathrow and OSL start from S$236. This is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book now so you don't miss out. Prices and availability are subject to change. Additional terms apply.

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Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LHR to Oslo Gardermoen Airport flights, you'll see a "no change fees" filter for you to select.

With a flight distance of 1,200 kilometres, it's only a hop from London Heathrow to Gardermoen Airport (OSL). It might be a quick journey, but it's still worth bringing something to keep you busy on board.

With 139 flights every month from Heathrow Airport to OSL, SAS (SK) is a great choice. British Airways (BA) is another option. It offers 65 flights per month. Between these two airlines, you'll be able to find a good deal from Hounslow to Ullensaker.

Late planners can occasionally pick up a bargain, with some of the cheapest airfares from London Heathrow to OSL arising a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals continuously — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines publish prices that far in advance.