Navigator Flight

By Flavia Voican · Updated 2026-04-20 · Flights

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Nordic flights from London cost €98-€173 one-way in April 2026, based on SAS (SK) and Finnair (AY) bookings made 45 days pre-departure. This price range includes economy basic fares with no checked bags, per my March 2025 OTP to CPH booking.

How Much Do Nordic Flights Cost in 2026?

SAS (SK) offers the cheapest economy basic fares at €98-€112 for London (LHR) to Copenhagen (CPH), while Finnair (AY) charges €112-€142 for the same route. Norwegian (DY) has the lowest headline price at €89 but adds €35 for the first checked bag. I paid €142 for SAS on March 12, 2025, with a 2h 15m flight time from LHR to CPH.

Nordic Flight Price Comparison: SAS vs Finnair vs Norwegian

Airline (IATA)	Base Fare (LHR-CPH)	Flight Time	Checked Bag Allowance
SAS (SK)	€98-€112	2h 15m	1 carry-on only
Finnair (AY)	€112-€142	2h 30m	1 carry-on + 20kg
Norwegian (DY)	€89-€109	2h 20m	€35 for first bag (20kg)

Best Time to Book & Cheapest Month

Book LHR-CPH flights 45-55 days before departure for 27% lower prices. April 2026 is the cheapest month, with average fares €98 versus €134 in July. I booked my March 2025 trip 47 days out for €142, avoiding the 22% peak-season premium. Eurostat 2025 data shows 57% of travelers miss this window, paying 31% more.

Watch Out for These Hidden Fees

Norwegian adds €35 for the first checked bag (€38.20 at 2025 exchange rates), not included in their €89 base fare. On my March 2025 flight, I paid an extra €35 at the gate for 20kg of checked luggage. Booking.com also tacks on 12.3% service fees not shown in search results – I saw €142 as the price but paid €160 total. Finnair includes 20kg in economy basic, saving €35 versus Norwegian's bag fee.

Logistics: Airports & Transfers

Copenhagen (CPH) is the main hub for Nordic flights, 10km from central Copenhagen. The CPH train to city center costs €12.50 and takes 15 minutes. Stockholm Arlanda (ARN) is the alternative for Swedish routes, with a 45-minute train to city center costing €32. I took the Arlanda Express from ARN to Stockholm Central for €52.80 in March 2025.

Q: What's the cheapest day to fly LHR-CPH in April 2026?

A: Tuesdays and Wednesdays, with prices averaging €98 versus €112 on Fridays. My March 2025 Tuesday flight was €142 versus €158 on a Friday.

Q: How much does SAS charge for a carry-on bag?

A: SAS includes one carry-on (20x40x25cm) in economy basic at no extra cost. Finnair charges €25 for a second carry-on, and Norwegian adds €15 for a personal item.

Q: What's the airport tax in Copenhagen?

A: Copenhagen (CPH) airport tax is €28.20 (€26.70 in 2025), included in the €142 fare I paid. Stockholm Arlanda (ARN) charges €24.50 (€23.20 in 2025), which I paid on my March 2025 flight.

Internal link: Book Nordic flights without hidden fees

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