When did momondo last update prices for flights from Portland Airport to Serbia?

Prices for flights from Portland Airport to Serbia were last updated today.

How many operators does momondo search for flights from Portland Airport to Serbia?

As of November 2026, there are 2 operators available to choose from for flights from Portland Airport to Serbia.

How old do you have to be to fly from Portland Airport to Serbia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Serbia.

What documentation or ID do you need to fly to Serbia?

The required travel and health documents for your Serbia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Serbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$382 Cheap Flights from Portland to Serbia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Serbia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:00 am - 4:05 pmPDX Portland-BEG Belgrade Nikola Tesla

21h 05m2 stops Vancouver Intl Frankfurt am Main

9:15 am - 8:33 pmBEG Belgrade Nikola Tesla-PDX Portland

20h 18m2 stops Zurich San Francisco

$731Multiple Airlines

Sun, Apr 18 - Wed, May 5

10:00 am - 4:05 pmPDX Portland-BEG Belgrade Nikola Tesla

21h 05m2 stops Vancouver Intl Frankfurt am Main

6:30 am - 6:25 pmBEG Belgrade Nikola Tesla-PDX Portland

20h 55m2 stops Frankfurt am Main Vancouver Intl

$733Multiple Airlines

Sun, Apr 18 - Tue, May 11

3:15 pm - 10:05 pmPDX Portland-BEG Belgrade Nikola Tesla

21h 50m2 stops Vancouver Intl Munich Franz Josef Strauss

6:15 am - 10:30 pmBEG Belgrade Nikola Tesla-PDX Portland

25h 15m2 stops Munich Franz Josef Strauss Vancouver Intl

$735Lufthansa

Mon, Apr 19 - Tue, May 4

3:15 pm - 10:05 pmPDX Portland-BEG Belgrade Nikola Tesla

21h 50m2 stops Vancouver Intl Munich Franz Josef Strauss

6:15 am - 10:30 pmBEG Belgrade Nikola Tesla-PDX Portland

25h 15m2 stops Munich Franz Josef Strauss Vancouver Intl

$735Lufthansa

Mon, Apr 19 - Wed, May 5

12:45 pm - 11:55 amPDX Portland-BEG Belgrade Nikola Tesla

14h 10m1 stop Amsterdam Schiphol

12:35 pm - 10:50 amBEG Belgrade Nikola Tesla-PDX Portland

31h 15m1 stop Amsterdam Schiphol

$742Delta

Mon, Apr 12 - Tue, Apr 27

12:45 pm - 10:55 pmPDX Portland-BEG Belgrade Nikola Tesla

25h 10m1 stop Amsterdam Schiphol

12:35 pm - 10:50 amBEG Belgrade Nikola Tesla-PDX Portland

31h 15m1 stop Amsterdam Schiphol

$742Delta

Sun, Apr 18 - Tue, May 11

12:45 pm - 11:55 amPDX Portland-BEG Belgrade Nikola Tesla

14h 10m1 stop Amsterdam Schiphol

6:15 am - 10:50 amBEG Belgrade Nikola Tesla-PDX Portland

13h 35m1 stop Amsterdam Schiphol

$742KLM

Sun, Apr 18 - Wed, May 5

12:45 pm - 11:55 amPDX Portland-BEG Belgrade Nikola Tesla

14h 10m1 stop Amsterdam Schiphol

6:15 am - 10:50 amBEG Belgrade Nikola Tesla-PDX Portland

13h 35m1 stop Amsterdam Schiphol

$742KLM

Sun, Apr 11 - Fri, Apr 23

12:45 pm - 10:55 pmPDX Portland-BEG Belgrade Nikola Tesla

25h 10m1 stop Amsterdam Schiphol

12:35 pm - 10:50 amBEG Belgrade Nikola Tesla-PDX Portland

31h 15m1 stop Amsterdam Schiphol

$742Delta

Sun, Apr 18 - Wed, May 12

7:00 am - 11:55 amPDX Portland-BEG Belgrade Nikola Tesla

19h 55m2 stops New York John F Kennedy Intl Amsterdam Schiphol

6:15 am - 7:28 pmBEG Belgrade Nikola Tesla-PDX Portland

22h 13m2 stops Amsterdam Schiphol Los Angeles

$756KLM

Sun, Apr 11 - Fri, Apr 23

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Delta flights from Portland to Serbia

Our best Delta deals on Portland to Serbia flight tickets

Delta

Apr 18

PDX12:45 pmPortland

25h 10m

1 stop

BEG10:55 pmBelgrade Nikola Tesla

May 6

BEG12:35 pmBelgrade Nikola Tesla

31h 15m

1 stop

PDX10:50 amPortland

$742

Delta

Apr 17

PDX9:45 pmPortland

40h 10m

2 stops

BEG10:55 pmBelgrade Nikola Tesla

May 12

BEG6:15 amBelgrade Nikola Tesla

13h 35m

1 stop

PDX10:50 amPortland

$746

Delta

Apr 17

PDX10:55 pmPortland

39h 00m

2 stops

BEG10:55 pmBelgrade Nikola Tesla

May 5

BEG12:35 pmBelgrade Nikola Tesla

20h 16m

2 stops

PDX11:51 pmPortland

$756

United Airlines flights from Portland to Serbia

Our best United Airlines deals on Portland to Serbia flight tickets

United Airlines

Apr 19

PDX6:59 pmPortland

36h 06m

3 stops

BEG4:05 pmBelgrade Nikola Tesla

May 13

BEG6:30 amBelgrade Nikola Tesla

16h 45m

2 stops

PDX2:15 pmPortland

$768

United Airlines

Apr 11

PDX9:24 amPortland

21h 41m

2 stops

BEG4:05 pmBelgrade Nikola Tesla

Apr 15

BEG6:30 amBelgrade Nikola Tesla

23h 03m

2 stops

PDX8:33 pmPortland

$777

United Airlines

Apr 11

PDX9:24 amPortland

21h 41m

2 stops

BEG4:05 pmBelgrade Nikola Tesla

Apr 15

BEG6:30 amBelgrade Nikola Tesla

23h 03m

2 stops

PDX8:33 pmPortland

$778

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Sun 4/18

10:00 am-4:05 pm

2 stops21h 05m

Belgrade Nikola Tesla

Wed 5/5

9:15 am-8:33 pm

2 stops20h 18m

$731

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Sun 4/18

10:00 am-4:05 pm

2 stops21h 05m

Belgrade Nikola Tesla

Tue 5/11

6:30 am-6:25 pm

2 stops20h 55m

$733

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Mon 4/19

3:15 pm-10:05 pm

2 stops21h 50m

Belgrade Nikola Tesla

Tue 5/4

6:15 am-10:30 pm

2 stops25h 15m

$735

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Mon 4/19

3:15 pm-10:05 pm

2 stops21h 50m

Belgrade Nikola Tesla

Wed 5/5

6:15 am-10:30 pm

2 stops25h 15m

$735

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Mon 4/12

12:45 pm-11:55 am

1 stop14h 10m

Belgrade Nikola Tesla

Tue 4/27

12:35 pm-10:50 am

1 stop31h 15m

$742

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Sun 4/18

12:45 pm-10:55 pm

1 stop25h 10m

Belgrade Nikola Tesla

Tue 5/11

12:35 pm-10:50 am

1 stop31h 15m

$742

Quickest round-trip

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Sun 4/18

12:45 pm-11:55 am

1 stop14h 10m

Belgrade Nikola Tesla

Wed 5/5

6:15 am-10:50 am

1 stop13h 35m

$742

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Sun 4/11

12:45 pm-11:55 am

1 stop14h 10m

Belgrade Nikola Tesla

Fri 4/23

6:15 am-10:50 am

1 stop13h 35m

$742

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Sun 4/18

12:45 pm-10:55 pm

1 stop25h 10m

Belgrade Nikola Tesla

Wed 5/12

12:35 pm-10:50 am

1 stop31h 15m

$742

PortlandBelgrade

PDX Portland - BEG Belgrade Nikola Tesla

PDXBEG

Portland

Sun 4/11

7:00 am-11:55 am

2 stops19h 55m

Belgrade Nikola Tesla

Fri 4/23

6:15 am-7:28 pm

2 stops22h 13m

$756

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Serbia

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 airline that flies from Portland to Serbia?

KLM and Brussels Airlines are the most popular carriers operating from Portland to Serbia

Cheap Portland to Serbia flight deals and tips

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

Best Price Found	$382
Fastest flight time	17h 50m
Direct flights	None

The best one-way flight to Serbia from Portland in the past 72 hours is $382. The best round-trip flight deal from Portland to Serbia found on momondo in the last 72 hours is $731.

The fastest flight from Portland to Serbia takes 17h 50m

There are no direct flights from Portland to Serbia. There are no popular flight routes from Portland to Serbia.

Search flight deals

Frequently asked questions about flying from Portland to Serbia

When did momondo last update prices for flights from Portland Airport to Serbia?
Prices for flights from Portland Airport to Serbia were last updated today.
How many operators does momondo search for flights from Portland Airport to Serbia?
As of November 2026, there are 2 operators available to choose from for flights from Portland Airport to Serbia.
How old do you have to be to fly from Portland Airport to Serbia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Serbia.
What documentation or ID do you need to fly to Serbia?
The required travel and health documents for your Serbia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Serbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to Serbia

Compare and see reviews for airlines that fly from Portland to Serbia with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $583	Free Cancellation	Rating 7.8 1,597 reviews		Search KLM flights
Delta	PriceFrom $715	Free Cancellation	Rating 7.8 8,716 reviews		Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Serbia for you.

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

Yes. momondo enables you to select and highlight flights to Serbia from Portland with this policy.

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

momondo provides multiple filters to help you find the best flight to Serbia from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Serbia, momondo offers a useful price alert feature which will track prices for flights to Serbia from Portland and alert you when they change.

An easier way to manage your Serbia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Portland to Serbia from $382

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 Serbia departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Portland to Serbia

Our best Delta deals on Portland to Serbia flight tickets

United Airlines flights from Portland to Serbia

Our best United Airlines deals on Portland to Serbia flight tickets

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How to get the cheapest flight ticket from Portland to Serbia

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Cheap Portland to Serbia flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Portland to Serbia

Best airlines flying from Portland to Serbia

Compare and see reviews for airlines that fly from Portland to Serbia with momondo

Why use momondo?

An easier way to manage your Serbia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Serbia

Popular cities in Serbia

Popular flights according to clicks in the last 7 days on momondo

Portland flight routes

According to popular flight searches on momondo this year

Serbia flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Serbia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Serbia

List of cabin classes available on flights landing in Serbia. Availability may vary depending on flight origin and airline.

Complete your trip to Serbia

Explore popular destinations other users love

According to popular flight searches on momondo this year