AirHint found the following cheapest return flights from Glasgow (GLA) to Oslo (OSL) in July 2025 (see full year).

Return flights

08 Jul - 28 Jul	easyJet
15 Jul - 04 Aug	easyJet
03 Jul - 10 Jul	Ryanair
10 Jul - 13 Jul	easyJet
12 Jul - 15 Jul	Ryanair
01 Jul - 08 Jul	Ryanair
18 Jul - 25 Jul	Ryanair
27 Jul - 28 Jul	easyJet
26 Jul - 02 Aug	easyJet
27 Jul - 27 Jul	Aer Lingus
05 Jul - 10 Jul	Ryanair
24 Jul - 31 Jul	KLM

Also check the deals for one-way flights from Glasgow to Oslo in July.

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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Cheapest return flights from Glasgow to Oslo in July from $236

Return flights