London to Oslo (Gardermoen) (LHR–OSL) — Airlines, Schedules & Connections

British passport holders enter Norway (Schengen Area) visa-free for up to 90 days in any 180-day rolling period. No fee, no advance application. Passport must be valid for at least 3 months beyond the planned departure date with at least two blank pages. UK passports are stamped on entry and exit.

No supporting documents are mandatory, but border officers can ask for proof of accommodation, onward travel, and sufficient funds. The 90-day allowance is shared across all 29 Schengen countries. ETIAS pre-travel authorization (EUR 7, valid 3 years) is expected to become mandatory in late 2026.

Direct flights from London to Oslo Gardermoen (OSL) run about 2 hours on SAS, Norwegian, and British Airways. Routes to Bergen (BGO) and Stavanger (SVG) are also available direct. Norway uses the Norwegian krone (NOK), trading at roughly 10.5 NOK per $1. Norway is not in the EU but is in the Schengen Area. Card payments work virtually everywhere, even for small amounts; many places do not accept cash at all. No vaccination requirements. Norway is expensive: a beer in a bar costs NOK 90 to 120 (about $9 to $12), a basic restaurant meal NOK 200 to 300.

Heathrow Express runs from London Paddington to T5 and T2/T3 in 15–21 minutes (£37 single, cheaper booked online or via the Heathrow app). Elizabeth line (Crossrail) is a lower-cost alternative; Paddington to T5 in 34 minutes from £13.50 with an Oyster/contactless cap of £14.90. The Elizabeth line also serves central London stations including Bond Street, Farringdon, and Liverpool Street.London Underground Piccadilly line serves all terminals (T2/T3/T4/T5) from central London in 40–60 minutes (£6 with Oyster). Taxis (black cabs) from central London cost £55–90 depending on traffic. Coach services from Victoria Coach Station (National Express) cost from £10 booked in advance.

Flytoget trains depart from the station below the arrivals hall every 10 minutes, reaching Oslo Central Station in 19 minutes (NOK 230-252). Buy from the yellow machines on the platform or tap your card on board. Vy regional trains leave from the same platform and take 23-25 minutes for NOK 129. Both trains share the track through Romerike and only diverge on timing and price.

Flybussen coaches stop at the terminal exit and serve central hotels and bus hubs (NOK 259 pre-booked, 45-55 minutes). Taxis queue outside arrivals with fixed-price zones posted at the rank. Expect NOK 700-1200 to central Oslo depending on your destination and time of day. Car rental desks are in the arrivals hall with vehicles in the adjacent parking structure.

Oslo has cold winters and mild summers. December through February averages -7 to -1 degrees C with short daylight hours (the sun sets by 15:10 in mid-December). Snow is reliable from November onward, and icy roads are standard. Summers (June-August) bring long days and highs of 18-22 degrees C with 18+ hours of daylight around the solstice. Rain peaks in late summer and autumn at 65-90mm per month.

Spring thaws through March and April with rapid warming into May (8-16 degrees C). Autumn cools fast after September, dropping to 3 degrees C by November. Annual rainfall totals about 830mm, spread fairly evenly but slightly heavier in summer and fall. Pack thermal layers and waterproof outerwear for winter. Summer visitors still need a jacket for cool evenings and a rain shell for afternoon showers.