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Cheap flights from Portland to Belgrade from $448

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Belgrade departing on 2/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Belgrade

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:50 am - 12:45 pm
PDX
-
BEG
17h 55m2 stops
Air Canada Logo
1:50 pm - 9:15 am
BEG
-
PDX
52h 25m2 stops
$778Air Canada
Fri, Jan 23 - Tue, Jan 27
Multiple Airlines Logo
9:45 pm - 7:25 pm
PDX
-
BEG
36h 40m2 stops
Multiple Airlines Logo
8:15 pm - 8:34 pm
BEG
-
PDX
33h 19m2 stops
$1,378Multiple Airlines
Sat, Jan 3 - Sat, Jan 10
Multiple Airlines Logo
9:19 am - 12:25 pm
PDX
-
BEG
18h 06m2 stops
Multiple Airlines Logo
12:35 pm - 11:25 am
BEG
-
PDX
31h 50m1 stop
$1,798Multiple Airlines
Sat, Jan 3 - Sat, Jan 10
United Airlines Logo
9:00 am - 12:55 pm
PDX
-
BEG
18h 55m2 stops
United Airlines Logo
1:50 pm - 2:46 pm
BEG
-
PDX
57h 56m3 stops
$2,316United Airlines
Sat, Jan 3 - Sat, Jan 10

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Belgrade that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Portland to Belgrade that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Fri 1/23

9:50 am-12:45 pm

2 stops17h 55m

Belgrade Nikola Tesla

Tue 1/27

1:50 pm-9:15 am

2 stops52h 25m

$778

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Sat 1/3

9:45 pm-7:25 pm

2 stops36h 40m

Belgrade Nikola Tesla

Sat 1/10

8:15 pm-8:34 pm

2 stops33h 19m

$1,378

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Sat 1/3

9:19 am-12:25 pm

2 stops18h 06m

Belgrade Nikola Tesla

Sat 1/10

12:35 pm-11:25 am

1 stop31h 50m

$1,798

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Sat 1/3

9:00 am-12:55 pm

2 stops18h 55m

Belgrade Nikola Tesla

Sat 1/10

1:50 pm-2:46 pm

3 stops57h 56m

$2,316

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Fri 2/27

1:25 pm-11:55 am

1 stop13h 30m

$448

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Fri 2/27

6:00 am-11:55 am

2 stops20h 55m

$453

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Fri 2/27

10:56 am-1:45 pm

2 stops17h 49m

$460

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Wed 3/4

7:30 am-12:45 pm

2 stops20h 15m

$594

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Wed 3/4

7:30 am-12:45 pm

2 stops20h 15m

$597

PortlandBelgrade

PDX - BEG

PDXBEG

Portland

Wed 3/4

1:25 pm-11:25 pm

1 stop25h 00m

$603

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Portland to Belgrade

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Belgrade?

On average, the least expensive day to fly to Belgrade from Portland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $843. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,426. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgrade.

When to book flights from Portland to Belgrade

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Belgrade according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Belgrade (PDX to BEG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Belgrade

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from Portland to Belgrade takes 17h 55m
There are no direct flights from Portland to Belgrade. There are no popular flight routes from Portland to Belgrade.
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  • How far is Portland to Belgrade Nikola Tesla by plane?

    The straight-line distance from Portland to Belgrade Nikola Tesla is 5797.0 mi. By plane, this route typically takes 17h 55m.

  • When did momondo last update prices for flights from Portland Airport to Belgrade Nikola Tesla Airport?

    Prices for flights from Portland Airport to Belgrade Nikola Tesla Airport are updated daily.

  • How many operators does momondo search for flights from Portland Airport to Belgrade Nikola Tesla Airport?

  • How old do you have to be to fly from Portland Airport to Belgrade Nikola Tesla Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Belgrade Nikola Tesla Airport.

  • What documentation or ID do you need to fly to Belgrade Nikola Tesla Airport?

    The travel and health documents you'll need for your trip to Belgrade Nikola Tesla Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belgrade Nikola Tesla Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to Belgrade?

Best airlines flying from Portland to Belgrade

Compare and see reviews for airlines that fly from Portland to Belgrade with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $657Free CancellationRating
7.9
8,010 reviews
Search Delta flights
KLMPriceFrom $706Free CancellationRating
7.7
1,431 reviews
Search KLM flights

Traveling to a place near Belgrade?

Book flights to Belgrade if you plan to visit one of these locations
Novi Sad
Subotica

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Belgrade?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Belgrade. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Belgrade with flexible booking policies on momondo?

momondo does allow users to show only those flights to Belgrade from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to Belgrade?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belgrade from Portland.

I’m not ready to book a flight from Portland to Belgrade right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belgrade from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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