Heathrow (LHR) to Oslo Gardermoen (OSL).
| Departure | Return | Price |
|---|---|---|
| 06/02/2026 | 06/09/2026 | $41 |
| 06/02/2026 | 06/10/2026 | $41 |
| 06/03/2026 | 06/09/2026 | $41 |
| 06/03/2026 | 06/10/2026 | $41 |
| 06/07/2026 | 06/16/2026 | $41 |
| 06/09/2026 | 06/16/2026 | $44 |
| 06/07/2026 | 06/13/2026 | $45 |
| 06/10/2026 | 06/16/2026 | $45 |
| 05/30/2026 | 06/06/2026 | $48 |
| 06/11/2026 | 06/16/2026 | $56 |
Based on current fares, June is the cheapest month to fly from London to Oslo, with average fares around $95 round trip (as low as $41).
August tends to be more expensive, averaging $143.
See the full month-by-month and day-of-week price analysis
Best Time to Fly LHR → OSLDeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from London to Oslo is June, with average round-trip fares around $95. Fares in June start as low as $41. The most expensive month is August, averaging $143.
A nonstop flight from London to Oslo takes approximately 2h 30m.
The cheapest flight from London to Oslo currently starts at $41 round trip in economy class.
The average round-trip flight price from London to Oslo is $140 in economy class.
The distance is 750 miles (1207 km). with a nonstop flight time of about 2h 30m. The lowest fare currently available is $41 departing in June. The average round-trip fare is $140.
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