Cheap KLM Flights from Porto to Belgrade (OPO→BEG)

View AU$486 flight on Sun, 12 July 2026Opens in a new window

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Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a KLM flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Nikola Tesla Airport (BEG)?
Grab affordable return KLM flights from OPO to BEG by sorting your results from "Price (lowest to highest)" on Expedia. Or search for bargains from AU$486 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from OPO to BEG with KLM?
Look for return or one-way flights to Belgrade in February or January. You could find lower fares with KLM during these off-peak times.
Does KLM fly nonstop from Dr. Francisco de Sa Carneiro Airport (OPO) to Nikola Tesla Airport (BEG)?
Use our "Nonstop" filter when browsing for direct KLM flights from OPO to BEG. It's also a good way to compare other airlines offering the same direct route.
What airports does KLM fly into in Belgrade?
KLM flights from Dr. Francisco de Sa Carneiro Airport (OPO) to Belgrade arrive at Nikola Tesla Airport (BEG). This is the main entry point here.
Can I change or cancel my KLM flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Nikola Tesla Airport (BEG)?
Changes are typically free within 24 hours of booking, but your airline may charge a fee after that time. For more information about modifying your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to update your itinerary without additional charges, tick the "Changes included" or "No cancel fee" filter when planning your next escape.

Travel information

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Nikola Tesla
Airlines serving
Air Europa, Air France, Austrian Airlines, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines
Popular airline
Turkish Airlines
Distance
2360 km
Average flight time
4 hours 25 mins

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