$319+ Cheap flights from Portland (PDX) to Serbia
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BEG
Apr 22 — Apr 291
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Serbia with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to SerbiaExplore the most affordable flight options available from Portland to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.
Explore the most affordable flight options available from Portland to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.
This Expedia deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/201:00 pm
PDX
- BEG
2 stops37h 50m
Multiple Airlines
Wed 9/235:15 pm
BEG
- PDX
2 stops38h 07m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$781
This BusinessClass deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/163:10 pm
PDX
- BEG
1 stop22h 10m
Multiple Airlines
Mon 6/16:55 am
BEG
- PDX
1 stop15h 15m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$830
This BusinessClass deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/163:10 pm
PDX
- BEG
1 stop22h 10m
Multiple Airlines
Sun 5/315:25 pm
BEG
- PDX
1 stop28h 45m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$850
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
- BEG
1 stop13h 50m
Delta
Wed 4/296:15 am
BEG
- PDX
1 stop13h 55m
Delta
Deal found 3/23![Delta logo]()
$866
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:00 am
PDX
- BEG
2 stops19h 55m
Delta
Fri 5/16:15 am
BEG
- PDX
1 stop13h 55m
Delta
Deal found 3/23![Delta logo]()
$871
This KLM deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:00 am
PDX
- BEG
2 stops19h 55m
KLM
Tue 4/286:15 am
BEG
- PDX
2 stops17h 38m
KLM
Deal found 3/23![KLM logo]()
$880
This FlightHub deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:15 pm
PDX
- BEG
2 stops21h 50m
Multiple Airlines
Mon 5/48:00 pm
BEG
- PDX
2 stops32h 05m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$904
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:05 pm
PDX
- BEG
1 stop13h 50m
Delta
Sat 5/212:35 pm
BEG
- PDX
1 stop31h 35m
Delta
Deal found 3/22![Delta logo]()
$916
This KLM deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:00 am
PDX
- BEG
2 stops19h 55m
KLM
Sat 5/212:35 pm
BEG
- PDX
1 stop31h 35m
KLM
Deal found 3/22![KLM logo]()
$921
This Expedia deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:00 am
PDX
- BEG
2 stops21h 55m
SWISS
Tue 5/59:15 am
BEG
- PDX
2 stops18h 50m
SWISS
Deal found 3/18![SWISS logo]()
$922
Best flights from Portland to SerbiaDiscover carefully curated flight deals from Portland to Serbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 23, 2026.
Discover carefully curated flight deals from Portland to Serbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 23, 2026.
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:05 pm
PDX
- BEG
1 stop13h 50m
Delta
Fri 5/86:15 am
BEG
- PDX
1 stop13h 55m
Delta
Deal found 3/22![Delta logo]()
$866
This KLM deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
- BEG
1 stop24h 50m
KLM
Mon 4/2712:35 pm
BEG
- PDX
1 stop31h 35m
KLM
Deal found 3/23![KLM logo]()
$866
This United Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:15 am
PDX
- BEG
2 stops23h 30m
United Airlines
Tue 4/286:20 am
BEG
- PDX
2 stops23h 22m
United Airlines
Deal found 3/18![United Airlines logo]()
$1,002
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
- BEG
1 stop24h 50m
Delta
Fri 5/86:15 am
BEG
- PDX
1 stop13h 55m
Delta
Deal found 3/22![Delta logo]()
$866
This KLM deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:00 am
PDX
- BEG
2 stops19h 55m
KLM
Wed 5/66:15 am
BEG
- PDX
1 stop13h 55m
KLM
Deal found 3/22![KLM logo]()
$871
This Delta deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:15 pm
PDX
- BEG
2 stops27h 40m
Delta
Tue 4/286:15 am
BEG
- PDX
2 stops19h 35m
Delta
Deal found 3/21![Delta logo]()
$880
This KLM deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:05 pm
PDX
- BEG
1 stop24h 50m
KLM
Mon 4/2712:35 pm
BEG
- PDX
1 stop31h 35m
KLM
Deal found 3/22![KLM logo]()
$1,066
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:42 am
PDX
- BEG
2 stops16h 13m
Delta
Wed 5/206:15 am
BEG
- PDX
1 stop13h 55m
Delta
Deal found 3/22![Delta logo]()
$1,051
This Delta deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:05 am
PDX
- BEG
2 stops17h 50m
Delta
Wed 4/296:15 am
BEG
- PDX
1 stop13h 55m
Delta
Deal found 3/21![Delta logo]()
$1,071
Last-minute flights from Portland to SerbiaDiscover last-minute flight deals from Portland to Serbia. Data last updated March 23, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Serbia. Data last updated March 23, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:00 am
PDX
- BEG
2 stops21h 55m
SWISS
Tue 5/59:15 am
BEG
- PDX
2 stops18h 50m
SWISS
Deal found 3/18![SWISS logo]()
$922
This Air Canada deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:05 pm
PDX
- BEG
3 stops36h 05m
Air Canada
Tue 5/51:10 pm
BEG
- PDX
2 stops29h 20m
Air Canada
Deal found 3/22![Air Canada logo]()
$927
This KLM deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:00 am
PDX
- BEG
2 stops19h 55m
KLM
Sat 5/26:15 am
BEG
- PDX
2 stops19h 46m
KLM
Deal found 3/22![KLM logo]()
$930
This KAYAK deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:00 am
PDX
- BEG
2 stops16h 30m
SWISS
Mon 5/48:00 pm
BEG
- PDX
2 stops35h 35m
SWISS
Deal found 3/22![SWISS logo]()
$932
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
- BEG
1 stop13h 50m
Delta
Wed 4/296:15 am
BEG
- PDX
1 stop13h 55m
Delta
Deal found 3/23![Delta logo]()
$866
This KLM deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:00 am
PDX
- BEG
2 stops19h 55m
KLM
Fri 5/16:15 am
BEG
- PDX
1 stop13h 55m
KLM
Deal found 3/22![KLM logo]()
$871
This KLM deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:00 am
PDX
- BEG
2 stops19h 55m
KLM
Tue 4/286:15 am
BEG
- PDX
2 stops17h 38m
KLM
Deal found 3/23![KLM logo]()
$880
This FlightHub deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:15 pm
PDX
- BEG
2 stops21h 50m
Multiple Airlines
Mon 5/48:00 pm
BEG
- PDX
2 stops32h 05m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$904
This KLM deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:00 am
PDX
- BEG
2 stops19h 55m
KLM
Sat 5/212:35 pm
BEG
- PDX
1 stop31h 35m
KLM
Deal found 3/22![KLM logo]()
$921
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:05 pm
PDX
- BEG
1 stop13h 50m
Delta
Sat 5/212:35 pm
BEG
- PDX
1 stop31h 35m
Delta
Deal found 3/22![Delta logo]()
$916
This KAYAK deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:15 pm
PDX
- BEG
2 stops21h 50m
Lufthansa
Fri 5/16:15 am
BEG
- PDX
2 stops25h 23m
Lufthansa
Deal found 3/22![Lufthansa logo]()
$931
One-way flights from Portland to SerbiaSearch for one-way flight options from Portland to Serbia. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
Search for one-way flight options from Portland to Serbia. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/43:30 pm
PDX
- BEG
3 stops48h 40m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:05 pm
PDX
- BEG
2 stops56h 25m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/63:30 pm
PDX
- BEG
3 stops48h 40m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:46 pm
PDX
- BEG
3 stops35h 19m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:05 pm
PDX
- BEG
3 stops45h 05m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:29 am
PDX
- BEG
3 stops22h 36m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:05 pm
PDX
- BEG
3 stops38h 00m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$502
Find flight deals from Portland to Serbia
Keep the following information in mind while searching for Portland to Serbia flight deals. Data was last updated March 23, 2026.
Round-trip from | $781 (Expedia) |
|---|---|
One-way from | $319 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $1,251 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Serbia 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, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
Use the filters below to find and compare flights from Portland to Serbia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Tue 4/21
1:05 pm-11:55 am
1 stop13h 50m
Belgrade Nikola Tesla
Fri 5/8
6:15 am-11:10 am
1 stop13h 55m
$866
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Mon 4/20
1:05 pm-10:55 pm
1 stop24h 50m
Belgrade Nikola Tesla
Mon 4/27
12:35 pm-11:10 am
1 stop31h 35m
$866
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Mon 4/20
1:05 pm-10:55 pm
1 stop24h 50m
Belgrade Nikola Tesla
Fri 5/8
6:15 am-11:10 am
1 stop13h 55m
$866
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Sun 4/19
7:00 am-11:55 am
2 stops19h 55m
Belgrade Nikola Tesla
Wed 5/6
6:15 am-11:10 am
1 stop13h 55m
$871
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Sat 4/18
11:15 pm-11:55 am
2 stops27h 40m
Belgrade Nikola Tesla
Tue 4/28
6:15 am-4:50 pm
2 stops19h 35m
$880
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Fri 4/24
7:15 am-3:45 pm
2 stops23h 30m
Belgrade Nikola Tesla
Tue 4/28
6:20 am-8:42 pm
2 stops23h 22m
$1,002
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Mon 5/4
10:42 am-11:55 am
2 stops16h 13m
Belgrade Nikola Tesla
Wed 5/20
6:15 am-11:10 am
1 stop13h 55m
$1,051
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Tue 4/14
1:05 pm-10:55 pm
1 stop24h 50m
Belgrade Nikola Tesla
Mon 4/27
12:35 pm-11:10 am
1 stop31h 35m
$1,066
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Mon 4/13
9:05 am-11:55 am
2 stops17h 50m
Belgrade Nikola Tesla
Wed 4/29
6:15 am-11:10 am
1 stop13h 55m
$1,071
Cheapest one-way
PortlandBelgrade
PDX - BEG
PDXBEG
Portland
Fri 8/21
7:05 pm-1:10 am
3 stops45h 05m
$425
Showing 1-10 of 16 resultsSorted by cheapest first
Best time to book a flight from Portland to Serbia
Have a flexible travel schedule? Discover the best time to fly to Serbia from Portland with our price prediction graph.
PDX-BEG
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Serbia
PDX-RS0
PDX-BEG
What is the cheapest month to book a flight from Portland to Serbia?
Currently, February is the cheapest month in which you can book a flight from Portland to Serbia (average of $552). Flying from Portland to Serbia in March is currently the most expensive (average of $1,251). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Serbia
Get insights into the airlines that provide service to Serbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Serbia. Reviews last updated March 23, 2026.
See what other customers who have flown with Delta and KLM from Portland to Serbia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Portland to Serbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Portland to Serbia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Serbia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Serbia by cabin class
Find flights from Portland to Serbia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Serbia flights
Browse other Portland and Serbia flight options. Last updated on March 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Portland to Serbia
Discover the top 2 airlines that operate flights from Portland to Serbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$627 | Average$970 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$657 | Average$757 | FlexibilityNo cancel fee | On-timeN/A |