Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : Since low prices are preferred, look at December 22nd. As of December 5th, the cheapest ticket sales are coming in 26% below the average price for this route, so you can spend that extra money on an adventure in Oslo.
Question : Which airline is giving the best deals for round-trip flights from Tegel Airport (TXL) to Oslo Airport Gardermoen (OSL)?
Answer : SAS is your best bet for finding that coveted low fare.
Question : How many different departure times are there each day?
Answer : On average, there are three options. You won't have as many choices on this route as most others.
Question : Have you considered flying out of an airport besides Tegel Airport (TXL)?
Answer : Berlin Brandenburg Airport (BER) is just 16 miles away, and, on average, flights are 13% cheaper for the upcoming two months. Save now and put it toward your next adventure.