Cheapest return flights from London (LHR) to Oslo (OSL), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
01 Sep 15 Sep British Airways
Direct Flight
30 Sep 06 Oct British Airways
Direct Flight
30 Sep 05 Oct British Airways
Direct Flight
02 Sep 15 Sep British Airways
Direct Flight
18 Sep 23 Sep British Airways
Direct Flight
25 Sep 29 Sep British Airways
Direct Flight
08 Sep 15 Sep British Airways
Direct Flight
18 Sep 22 Sep British Airways
Direct Flight
19 Sep 23 Sep British Airways
Direct Flight
19 Sep 21 Sep British Airways
Direct Flight
22 Sep 29 Sep British Airways
Direct Flight
18 Sep 21 Sep British Airways
Direct Flight
28 Sep 11 Oct British Airways
Direct Flight
28 Sep 10 Oct British Airways
Direct Flight
23 Sep 30 Oct British Airways
Direct Flight
24 Sep 03 Oct British Airways
Direct Flight
25 Sep 02 Oct British Airways
Direct Flight
26 Sep 02 Oct British Airways
Direct Flight
11 Sep 02 Oct British Airways
Direct Flight
07 Sep 24 Oct British Airways
Direct Flight
Powered by

deals for one-way flights from London to Oslo in September.

Book a cheap hotel in Oslo

Cheap car rent in Gardermoen

Updated Jul 20, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.