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£70 Cheap Flights from Porto (OPO) to Belgrade (BEG)

View £70 flight on Thu, 22 Oct 2026Opens in a new window

Popular airlines from Porto Airport (OPO) to Nikola Tesla Airport (BEG)

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

Prices were available within the past 7 days and start at £70 for one-way flights and £150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Fri, 16 Oct - Sun, 18 Oct
OPO
Porto
BEG
Belgrade
£150 Return, found 2 hours ago
£150
Return
found 2 hours ago
Select KLM flight, departing Fri, 16 Oct from Porto to Belgrade, returning Sun, 18 Oct, priced at £150 found 2 hours ago
KLM
Thu, 15 Oct - Sun, 18 Oct
OPO
Porto
BEG
Belgrade
£155 Return, found 2 hours ago
£155
Return
found 2 hours ago
Select KLM flight, departing Thu, 15 Oct from Porto to Belgrade, returning Sun, 18 Oct, priced at £155 found 2 hours ago
KLM
Thu, 15 Oct - Sun, 18 Oct
OPO
Porto
BEG
Belgrade
£172 Return, found 2 hours ago
£172
Return
found 2 hours ago
Select KLM flight, departing Thu, 15 Oct from Porto to Belgrade, returning Sun, 18 Oct, priced at £172 found 2 hours ago
KLM
Fri, 16 Oct - Sun, 18 Oct
OPO
Porto
BEG
Belgrade
£177 Return, found 2 hours ago
£177
Return
found 2 hours ago
Select KLM flight, departing Fri, 16 Oct from Porto to Belgrade, returning Sun, 18 Oct, priced at £177 found 2 hours ago
KLM
Fri, 16 Oct - Sun, 18 Oct
OPO
Porto
BEG
Belgrade
£182 Return, found 2 hours ago
£182
Return
found 2 hours ago
Select KLM flight, departing Fri, 16 Oct from Porto to Belgrade, returning Sun, 18 Oct, priced at £182 found 2 hours ago
KLM
Thu, 15 Oct - Sun, 18 Oct
OPO
Porto
BEG
Belgrade
£183 Return, found 2 hours ago
£183
Return
found 2 hours ago
Select KLM flight, departing Thu, 15 Oct from Porto to Belgrade, returning Sun, 18 Oct, priced at £183 found 2 hours ago
Air Serbia
Thu, 15 Oct - Thu, 22 Oct
OPO
Porto
BEG
Belgrade
£185 Return, found 6 days ago
£185
Return
found 6 days ago
Select Air Serbia flight, departing Thu, 15 Oct from Porto to Belgrade, returning Thu, 22 Oct, priced at £185 found 6 days ago
Lufthansa
Thu, 15 Oct - Thu, 22 Oct
OPO
Porto
BEG
Belgrade
£192 Return, found 6 days ago
£192
Return
found 6 days ago
Select Lufthansa flight, departing Thu, 15 Oct from Porto to Belgrade, returning Thu, 22 Oct, priced at £192 found 6 days ago
LOT-Polish Airlines
Thu, 8 Oct - Thu, 15 Oct
OPO
Porto
BEG
Belgrade
£201 Return, found 6 days ago
£201
Return
found 6 days ago
Select LOT-Polish Airlines flight, departing Thu, 8 Oct from Porto to Belgrade, returning Thu, 15 Oct, priced at £201 found 6 days ago
Swiss International Air Lines
Wed, 7 Oct - Wed, 14 Oct
OPO
Porto
BEG
Belgrade
£202 Return, found 6 days ago
£202
Return
found 6 days ago
Select Swiss International Air Lines flight, departing Wed, 7 Oct from Porto to Belgrade, returning Wed, 14 Oct, priced at £202 found 6 days ago

Frequently asked questions

How much does a flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) cost?
You can find cheap one-way flights from £70 and cheap return flights from £150 OPO to BEG with Expedia. One-way flights typically cost between £198 and £525. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when OPO to BEG ticket fares go up or down.
What is the cheapest month to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
The cheapest months to fly from OPO to BEG are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
Only one airline offers direct flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla). Air Serbia operates 7 direct flights from OPO to BEG every week.
What is the cheapest airline that flies from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
Air Serbia is one of the cheapest airlines offering nonstop return flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla), with tickets starting from around £154 for flights that can be booked for departure within the next year. KLM is one of the cheapest airlines offering connecting return flights on this route, with tickets starting from around £235. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
To find a cheap flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
The best airline to fly with from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) will differ from traveler to traveler. If you like to fly early, Air Serbia offers early morning flights. If price is the most important factor, Air Serbia typically offers the lowest fares. TAP Portugal offers the most daily flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
There are approximately 36 connecting flights per day from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla). Some common connection points include Humberto Delgado (LIS), Adolfo Suarez Madrid-Barajas (MAD), and Frankfurt Intl. (FRA).
What is the earliest flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
The earliest flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) typically departs around 12:35 AM. This flight is operated by Aegean. This is a seasonal service, active in August and September. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
You'll find the most flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) on a Thursday, with around 47 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include TAP Portugal, Lufthansa, and Swiss International Air Lines.
What are the most popular departure times for flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
The most popular departure times for flights from Dr. Francisco de Sa Carneiro (OPO) to Nikola Tesla (BEG) are in the early morning, from 6am to 9am. Many major carriers, including Lufthansa, TAP Portugal and Air Europa, offer flights during this window. Many travellers prefer these times as they allow for an early start to your journey, getting you to your destination with plenty of time left in the day.
How long does it take to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
A direct flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) typically takes around 3 hours 30 minutes, covering a distance of approximately 2376 kilometres. If you opt for a flight with one stop, your journey will be significantly longer, usually around 6 hours. Flights with two or more stops generally take about 16 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
You can fly business class between OPO and BEG. Airlines that offer business class service on this route include:
  • Air Serbia
  • Turkish Airlines
  • Swiss International Air Lines
  • TAP Portugal
  • Lufthansa
  • Air France
  • Austrian Airlines
  • Air Europa
  • Aegean
  • LOT-Polish Airlines
  • KLM
  • Helvetic Airways
  • Portugalia
How do I earn miles on a Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) flight with Expedia?
It's easy to earn miles on a Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Belgrade (BEG) from Porto (OPO)?
If you're planning to travel to Belgrade from Dr. Francisco de Sa Carneiro (OPO), you can fly directly into Nikola Tesla (BEG). Some flights may connect through major hubs like Humberto Delgado (LIS), Frankfurt Intl. (FRA), or Adolfo Suarez Madrid-Barajas (MAD) before reaching Belgrade. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) at the last minute?
Typically, booking a last minute flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) flight and hotel package?
Securing a Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla)?
If you booked your Porto (OPO-Dr. Francisco de Sa Carneiro) to Belgrade (BEG-Nikola Tesla) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Nikola Tesla
Airlines serving
Air Europa, Air France, Air Serbia, Austrian Airlines, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines
Return price
£150
Distance
2360 km
Average flight time
4 hours 25 mins

Book with confidence

Compare flights from Porto to Belgrade easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Porto to Belgrade. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Nikola Tesla in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Dr. Francisco de Sa Carneiro to Nikola Tesla.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Dr. Francisco de Sa Carneiro (OPO) to Nikola Tesla (BEG)

The easiest way to view the best deals on flights from Porto to Belgrade today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Dr. Francisco de Sa Carneiro to Nikola Tesla start at just £150 and range up to £202.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Porto and Belgrade
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Porto to Belgrade flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Dr. Francisco de Sa Carneiro to Nikola Tesla for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Porto to Belgrade easily and book with confidence

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