Cheapest return BWI–OSL flights, June

AirHint found the following cheapest return flights from Baltimore (BWI) to Oslo (OSL) in June 2026 (see full year).

Return flights

03 Jun - 10 Jun Icelandair
25 Jun - 30 Jun Icelandair
02 Jun - 09 Jun Iberia
30 Jun - 10 Jul Delta
04 Jun - 12 Jun Delta
19 Jun - 25 Jun Frontier Airlines
25 Jun - 29 Jun Icelandair
26 Jun - 30 Jun Sun Country Airlines
18 Jun - 21 Jun Delta
12 Jun - 21 Jun Delta

Also check the deals for one-way flights from Baltimore to Oslo in June.

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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.

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