$553+ Cheap flights from Allentown (ABE) 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — BEG
Feb 28 — Mar 71
1 adult, Economy
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1. Tell us where you want to go
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Cheapest flights from Allentown to SerbiaExplore the most affordable flight options available from Allentown to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from Allentown to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/56:20 am
ABE
- BEG
2 stops35h 30m
United Airlines
Mon 3/96:15 am
BEG
- ABE
2 stops32h 41m
United Airlines
Deal found 1/26![United Airlines logo]()
$768
Find flight deals from Allentown to Serbia
Keep the following information in mind while searching for Allentown to Serbia flight deals. Data was last updated January 29, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $768 (United Airlines) |
One-way from | $553 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown 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 January 29, 2026.
Use the filters below to find and compare flights from Allentown to Serbia that are best for you.
Fly from
Allentown
Fly to
Serbia
Route
Depart
Return
Price
AllentownBelgrade
ABE - BEG
ABEBEG
Allentown-Bethlehem
Thu 3/5
6:20 am-11:50 pm
2 stops35h 30m
Belgrade Nikola Tesla
Mon 3/9
6:15 am-9:56 am
2 stops32h 41m
$768
AllentownBelgrade
ABE - BEG
ABEBEG
Allentown-Bethlehem
Thu 3/19
12:56 pm-11:55 am
2 stops17h 59m
$553
Best time to book a flight from Allentown to Serbia
Have a flexible travel schedule? Discover the best time to fly to Serbia from Allentown with our price prediction graph.
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 Allentown to Serbia
What is the cheapest month to book a flight from Allentown to Serbia?
Currently, August is the cheapest month in which you can book a flight from Allentown to Serbia (average of $367). Flying from Allentown to Serbia in April is currently the most expensive (average of $711). 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.