$456+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BEG
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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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 August 11, 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 August 11, 2026.
This Delta deal was found by Cheapflights users on 8/8. 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 9/711:22 am -
2 stops15h 33m
Mon 9/2112:35 pm -
1 stop31h 35m
Deal found 8/8![Delta logo]()
$842
This Delta deal was found by Cheapflights users on 8/8. 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 11/711:00 pm -
2 stops27h 55m
Sun 11/296:05 am -
1 stop14h 15m
Deal found 8/8![Delta logo]()
$849
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Mon 9/79:00 am -
2 stops28h 05m
Wed 9/231:05 pm -
2 stops18h 52m
Deal found 8/8![United Airlines logo]()
$852
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/87:10 am -
2 stops20h 10m
Tue 9/226:20 am -
2 stops17h 26m
Deal found 8/8![United Airlines logo]()
$854
This FlightHub deal was found by Cheapflights users on 8/8. 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.
Sat 11/73:15 pm -
2 stops36h 45m
Sun 11/298:05 pm -
2 stops33h 57m
Deal found 8/8![Multiple Airlines logo]()
$855
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/1211:02 pm -
2 stops28h 43m
Wed 9/231:05 pm -
2 stops18h 52m
Deal found 8/8![United Airlines logo]()
$863
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/1211:02 pm -
2 stops28h 43m
Tue 9/226:20 am -
2 stops36h 11m
Deal found 8/8![United Airlines logo]()
$864
This FlightHub deal was found by Cheapflights users on 8/9. 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.
Sun 8/1610:50 am -
2 stops20h 40m
Tue 8/258:00 pm -
2 stops32h 11m
Deal found 8/9![Multiple Airlines logo]()
$871
This Delta deal was found by Cheapflights users on 8/9. 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.
Sun 8/161:05 pm -
1 stop24h 50m
Tue 8/2512:35 pm -
1 stop31h 35m
Deal found 8/9![Delta logo]()
$879
This Expedia deal was found by Cheapflights users on 8/8. 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.
Fri 11/61:25 pm -
2 stops20h 45m
Sun 11/298:05 pm -
2 stops33h 57m
Deal found 8/8![SWISS logo]()
$882
This oojo deal was found by Cheapflights users on 8/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:15 am -
2 stops23h 10m
Thu 9/241:10 pm -
2 stops18h 47m
Deal found 8/8![Lufthansa logo]()
$884
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 August 11, 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 August 11, 2026.
This Delta deal was found by Cheapflights users on 8/8. 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 9/79:29 am -
2 stops17h 26m
Fri 9/256:15 am -
1 stop13h 55m
Deal found 8/8![Delta logo]()
$842
This United deal was found by Cheapflights users on 8/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:00 am -
2 stops20h 30m
Wed 9/166:15 am -
2 stops36h 16m
Deal found 8/10![Multiple Airlines logo]()
$842
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Wed 9/98:25 am -
2 stops23h 05m
Wed 9/236:15 am -
2 stops22h 03m
Deal found 8/8![United Airlines logo]()
$852
This FlightHub deal was found by Cheapflights users on 8/7. 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.
Fri 8/2111:15 am -
2 stops25h 50m
Fri 9/41:05 pm -
2 stops18h 47m
Deal found 8/7![Lufthansa logo]()
$985
This Delta deal was found by Cheapflights users on 8/8. 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 11/711:00 pm -
2 stops27h 55m
Sun 11/296:05 am -
1 stop14h 15m
Deal found 8/8![Delta logo]()
$849
This United deal was found by Cheapflights users on 8/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:07 pm -
2 stops20h 58m
Wed 10/79:15 am -
2 stops18h 51m
Deal found 8/6![Multiple Airlines logo]()
$937
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Thu 9/247:00 am -
2 stops24h 25m
Thu 10/16:10 am -
3 stops25h 47m
Deal found 8/10![United Airlines logo]()
$973
This Delta deal was found by Cheapflights users on 8/8. 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.
Fri 11/69:55 am -
2 stops28h 30m
Sun 11/2912:35 pm -
1 stop31h 45m
Deal found 8/8![Delta logo]()
$899
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 8/211:05 pm -
1 stop13h 50m
Fri 9/46:15 am -
1 stop13h 55m
Deal found 8/6![Delta logo]()
$983
Last-minute flights from Portland to SerbiaDiscover last-minute flight deals from Portland to Serbia. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Serbia. Data last updated August 11, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/9. 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.
Sun 8/1610:50 am -
2 stops20h 40m
Tue 8/258:00 pm -
2 stops32h 11m
Deal found 8/9![Multiple Airlines logo]()
$871
This Delta deal was found by Cheapflights users on 8/9. 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.
Sun 8/161:05 pm -
1 stop24h 50m
Tue 8/2512:35 pm -
1 stop31h 35m
Deal found 8/9![Delta logo]()
$879
This Delta deal was found by Cheapflights users on 8/8. 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 9/76:00 am -
2 stops20h 55m
Wed 9/2312:35 pm -
1 stop31h 35m
Deal found 8/8![Delta logo]()
$842
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Mon 9/75:00 am -
2 stops32h 05m
Fri 9/256:15 am -
2 stops25h 42m
Deal found 8/8![United Airlines logo]()
$852
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/87:10 am -
2 stops20h 10m
Tue 9/226:20 am -
2 stops17h 26m
Deal found 8/8![United Airlines logo]()
$854
This oojo deal was found by Cheapflights users on 8/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:15 am -
2 stops23h 10m
Thu 9/241:10 pm -
2 stops18h 47m
Deal found 8/8![Lufthansa logo]()
$884
This SWISS deal was found by Cheapflights users on 8/8. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:02 am -
2 stops21h 53m
Wed 9/239:15 am -
2 stops18h 56m
Deal found 8/8![SWISS logo]()
$893
This KLM deal was found by Cheapflights users on 8/8. 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.
Fri 9/117:10 am -
2 stops19h 45m
Wed 9/236:15 am -
1 stop13h 55m
Deal found 8/8![KLM logo]()
$892
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/1211:02 pm -
2 stops28h 43m
Wed 9/231:05 pm -
2 stops18h 52m
Deal found 8/8![United Airlines logo]()
$863
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/1211:02 pm -
2 stops28h 43m
Tue 9/226:20 am -
2 stops36h 11m
Deal found 8/8![United Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 8/6. 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 9/296:45 am -
2 stops20h 10m
Tue 10/66:15 am -
1 stop13h 55m
Deal found 8/6![Delta logo]()
$891
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 August 11, 2026.
Search for one-way flight options from Portland to Serbia. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/13:30 pm -
2 stops35h 00m
Deal found 8/5![Multiple Airlines logo]()
$456
This KLM deal was found by Cheapflights users on 8/5. 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 9/11:05 pm -
1 stop13h 50m
Deal found 8/5![KLM logo]()
$787
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 August 11, 2026.
Round-trip from | $740 (Air Canada) |
|---|---|
One-way from | $456 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $1,049 |
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 August 11, 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
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Mon 9/7
9:29 am-11:55 am
2 stops17h 26m
Belgrade Nikola Tesla
Fri 9/25
6:15 am-11:10 am
1 stop13h 55m
$842
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Wed 9/9
7:00 am-12:30 pm
2 stops20h 30m
Belgrade Nikola Tesla
Wed 9/16
6:15 am-9:31 am
2 stops36h 16m
$842
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Sat 11/7
11:00 pm-11:55 am
2 stops27h 55m
Belgrade Nikola Tesla
Sun 11/29
6:05 am-11:20 am
1 stop14h 15m
$849
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Wed 9/9
8:25 am-4:30 pm
2 stops23h 05m
Belgrade Nikola Tesla
Wed 9/23
6:15 am-7:18 pm
2 stops22h 03m
$852
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Fri 11/6
9:55 am-11:25 pm
2 stops28h 30m
Belgrade Nikola Tesla
Sun 11/29
12:35 pm-11:20 am
1 stop31h 45m
$899
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Wed 9/2
4:07 pm-10:05 pm
2 stops20h 58m
Belgrade Nikola Tesla
Wed 10/7
9:15 am-7:06 pm
2 stops18h 51m
$937
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Thu 9/24
7:00 am-4:25 pm
2 stops24h 25m
Belgrade Nikola Tesla
Thu 10/1
6:10 am-10:57 pm
3 stops25h 47m
$973
Quickest round-trip
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Fri 8/21
1:05 pm-11:55 am
1 stop13h 50m
Belgrade Nikola Tesla
Fri 9/4
6:15 am-11:10 am
1 stop13h 55m
$983
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Fri 8/21
11:15 am-10:05 pm
2 stops25h 50m
Belgrade Nikola Tesla
Fri 9/4
1:05 pm-10:52 pm
2 stops18h 47m
$985
Cheapest one-way
PortlandBelgrade
PDX Portland - BEG Belgrade Nikola Tesla
PDXBEG
Portland
Tue 9/1
3:30 pm-1:10 am
3 stops24h 40m
$524
Showing 1-10 of 11 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, November is the cheapest month in which you can book a flight from Portland to Serbia (average of $657). Flying from Portland to Serbia in June is currently the most expensive (average of $1,352). 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 August 11, 2026.
See what other customers who have flown with KLM and Delta 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.
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Boarding
7.8
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Boarding
7.8
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Entertainment
7.2
Food
7.3
Crew
8.4
Overall
7.8
Boarding
7.8
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - 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.
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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 August 11, 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 August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$627 | Average$941 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$657 | Average$880 | FlexibilityNo cancel fee | On-timeN/A |