Cheap flights from Oslo - Southern Norway starting at €45

View €45 flight on Sun, 12 Apr 2026Opens in a new window

Flight 1

Popular airlines

  • KLM

  • SAS

  • British Airways

  • Air France

  • Lufthansa

  • Swiss International Air Lines

  • Finnair

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Oslo - Southern Norway

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sun, 12 Apr - Sat, 18 Apr
OSL
Oslo
BCN
Barcelona
€99 Return, found 15 hours ago
€99
Return
found 15 hours ago
Select Scandinavian Airlines flight, departing Sun, 12 Apr from Oslo to Barcelona, returning Sat, 18 Apr, priced at €99 found 15 hours ago
Norwegian Air Sweden
Thu, 9 Apr - Thu, 16 Apr
OSL
Oslo
BCN
Barcelona
€106 Return, found 4 days ago
€106
Return
found 4 days ago
Select Norwegian Air Sweden flight, departing Thu, 9 Apr from Oslo to Barcelona, returning Thu, 16 Apr, priced at €106 found 4 days ago
Norwegian Air Shuttle
Wed, 8 Apr - Sat, 11 Apr
OSL
Oslo
BCN
Barcelona
€135 Return, found 4 days ago
€135
Return
found 4 days ago
Select Norwegian Air Shuttle flight, departing Wed, 8 Apr from Oslo to Barcelona, returning Sat, 11 Apr, priced at €135 found 4 days ago
Lufthansa
Tue, 14 Apr - Tue, 21 Apr
OSL
Oslo
BCN
Barcelona
€157 Return, found 6 days ago
€157
Return
found 6 days ago
Select Lufthansa flight, departing Tue, 14 Apr from Oslo to Barcelona, returning Tue, 21 Apr, priced at €157 found 6 days ago
Brussels Airlines
Tue, 14 Apr - Tue, 21 Apr
OSL
Oslo
BCN
Barcelona
€171 Return, found 6 days ago
€171
Return
found 6 days ago
Select Brussels Airlines flight, departing Tue, 14 Apr from Oslo to Barcelona, returning Tue, 21 Apr, priced at €171 found 6 days ago
Swiss International Air Lines
Tue, 14 Apr - Tue, 21 Apr
OSL
Oslo
BCN
Barcelona
€194 Return, found 6 days ago
€194
Return
found 6 days ago
Select Swiss International Air Lines flight, departing Tue, 14 Apr from Oslo to Barcelona, returning Tue, 21 Apr, priced at €194 found 6 days ago
Lufthansa
Tue, 19 May - Sat, 23 May
OSL
Oslo
MLA
Luqa
€204 Return, found 4 days ago
€204
Return
found 4 days ago
Select Lufthansa flight, departing Tue, 19 May from Oslo to Luqa, returning Sat, 23 May, priced at €204 found 4 days ago
Austrian Airlines
Thu, 9 Apr - Thu, 16 Apr
OSL
Oslo
BCN
Barcelona
€208 Return, found 4 days ago
€208
Return
found 4 days ago
Select Austrian Airlines flight, departing Thu, 9 Apr from Oslo to Barcelona, returning Thu, 16 Apr, priced at €208 found 4 days ago
KLM
Thu, 9 Apr - Thu, 16 Apr
OSL
Oslo
BCN
Barcelona
€218 Return, found 4 days ago
€218
Return
found 4 days ago
Select KLM flight, departing Thu, 9 Apr from Oslo to Barcelona, returning Thu, 16 Apr, priced at €218 found 4 days ago
Air France
Tue, 14 Apr - Tue, 21 Apr
OSL
Oslo
BCN
Barcelona
€230 Return, found 6 days ago
€230
Return
found 6 days ago
Select Air France flight, departing Tue, 14 Apr from Oslo to Barcelona, returning Tue, 21 Apr, priced at €230 found 6 days ago

Travel information

Flights from Oslo - Southern Norway: Essential Travel Information

Cheapest flight from Oslo - Southern Norway
€99 (roundtrip)
Best airlines to fly from Oslo - Southern Norway
Norwegian Air Sweden, Scandinavian Airlines, Norwegian Air Shuttle, Air Serbia, KLM, Lufthansa, British Airways, Brussels Airlines, Austrian Airlines, Swiss International Air Lines, Air France
Cheapest month to fly from Oslo - Southern Norway
April
Oslo - Southern Norway IATA code
OSL
Oslo - Southern Norway Country/State
Norway
Airline ticket deals from Oslo - Southern Norway
€99 - €230

 

*Available to Expedia members.