| 1 | OSL to BKK Bangkok, Thailand | 5,388 mi | 11h 42m | Thai Airways | 1/day |
| 2 | OSL to ICN Seoul, South Korea | 4,765 mi | 10h 25m | Korean Air | 2×/wk |
| 3 | OSL to CKG Chongqing, China | 4,639 mi | 10h 9m | Beijing Capital Airlines | weekly |
| 4 | OSL to PEK Beijing, China | 4,339 mi | 9h 32m | Hainan | 3×/wk |
| 5 | OSL to EWR Newark, United States | 3,687 mi | 8h 11m | Scandinavian Airlines | 1/day |
| 6 | OSL to JFK New York, United States | 3,677 mi | 8h 10m | Scandinavian Airlines | 1/day |
| 7 | OSL to DXB Dubai, United Arab Emirates | 3,192 mi | 7h 10m | Emirates | 1/day |
| 8 | OSL to TFS Tenerife Island, Spain | 2,571 mi | 5h 53m | Norwegian Air Shuttle | weekly |
| 9 | OSL to LPA Gran Canaria Island, Spain | 2,551 mi | 5h 51m | Norwegian Air Shuttle, Scandinavian Airlines, and Sunclass | 1/day |
| 10 | OSL to NQZ Astana, Kazakhstan | 2,348 mi | 5h 26m | SF Airlines | weekly |
| 11 | OSL to RAK Marrakech, Morocco | 2,161 mi | 5h 2m | Norwegian Air Shuttle | 2×/wk |
| 12 | OSL to LCA Larnarca, Cyprus | 2,018 mi | 4h 45m | Norwegian Air Shuttle, Scandinavian Airlines, and Sunclass | 7×/wk |
| 13 | OSL to GZP Gazipasa, Türkiye | 1,899 mi | 4h 30m | Norwegian Air Shuttle and Scandinavian Airlines | 4×/wk |
| 14 | OSL to AOK Karpathos Island, Greece | 1,855 mi | 4h 25m | Scandinavian Airlines | weekly |
| 15 | OSL to HER Heraklion, Greece | 1,829 mi | 4h 21m | Scandinavian Airlines and Sunclass | weekly |
| 16 | OSL to AYT Antalya, Türkiye | 1,828 mi | 4h 21m | Norwegian Air Shuttle and Sunclass | 1-2/day |
| 17 | OSL to FAO Faro, Portugal | 1,808 mi | 4h 19m | Norwegian Air Shuttle | 3×/wk |
| 18 | OSL to RHO Rhodes, Greece | 1,807 mi | 4h 19m | Aegean Airlines, Norwegian Air Shuttle, and Sunclass | 7×/wk |
| 19 | OSL to CHQ Souda, Greece | 1,801 mi | 4h 18m | Norwegian Air Shuttle, Scandinavian Airlines, and Sunclass | 10×/wk |
| 20 | OSL to AGP Malaga, Spain | 1,765 mi | 4h 14m | Norwegian Air Shuttle and Scandinavian Airlines | 3/day |
| 21 | OSL to KGS Kos Island, Greece | 1,764 mi | 4h 13m | Scandinavian Airlines and Sunclass | weekly |
| 22 | OSL to JTR Santorini, Greece | 1,763 mi | 4h 13m | Scandinavian Airlines | weekly |
| 23 | OSL to LIS Lisbon, Portugal | 1,720 mi | 4h 8m | TAP Air Portugal and Norwegian Air Shuttle | 1-2/day |
| 24 | OSL to SMI Samos Island, Greece | 1,702 mi | 4h 6m | Norwegian Air Shuttle and Scandinavian Airlines | 3×/wk |
| 25 | OSL to MLA Valletta, Malta | 1,688 mi | 4h 4m | Norwegian Air Shuttle | 2×/wk |