Cheapest return flights from Washington to Oslo in May from 489€

Best time to book flights for Washington (IAD) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Oslo (OSL) in May 2025 (see full year).

Return flights

07 May - 12 May Icelandair
04 May - 11 May Icelandair
19 May - 26 May Icelandair
05 May - 11 May British Airways
07 May - 14 May United
10 May - 17 May United
13 May - 20 May United
16 May - 23 May United
01 May - 08 May United
30 May - 06 Jun Icelandair
25 May - 01 Jun Icelandair
02 May - 10 May Scandinavian Airlines

Also check the deals for one-way flights from Washington to Oslo in May.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Oslo

Cheap car rent in Oslo