Istanbul to Oslo (Gardermoen) (IST–OSL) — Airlines, Schedules & Connections

Turkish passport holders need a Schengen visa to enter Norway. Apply at the Norwegian embassy or VFS Global center in Turkey. The visa allows stays up to 90 days within any 180-day period across the entire Schengen area. Required documents include passport photos, bank statements, flight bookings, hotel reservations, and travel insurance covering at least EUR 30,000. The fee is EUR 80 for adults. Processing takes around 15 business days. Passport must be valid for at least 3 months beyond the planned departure from the Schengen area.

Istanbul Metro M11 Gayrettepe–İstanbul Havalimanı line connects the airport to the broader metro network; from Gayrettepe (Mecidiyeköy/Levent area) the journey is about 35 minutes (₺60–70 with Istanbulkart). The line runs roughly 5am to midnight.Havaist express buses serve Taksim, Kadıköy, and other major hubs (₺50–80, 45–90 minutes depending on traffic). Taxis use a meter; expect ₺400–600 from Taksim or Sultanahmet. The airport is 35km northwest of the city; traffic on the O-7 motorway can be severe during peak hours.

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.