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$553+ Cheap flights from Allentown (ABE) to Belgrade (BEG)

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
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Allentown to Belgrade

Cheapest flights from Allentown to Belgrade
Explore the most affordable flight options available from Allentown to Belgrade. 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$768

Find flight deals from Allentown to Belgrade

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Belgrade (BEG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data 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)
Provider with most accurate pricing for Allentown-Bethlehem-Belgrade Nikola Tesla flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Belgrade Nikola Tesla flights.
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From Allentown-Bethlehem to Belgrade Nikola Tesla
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One-way flight from Allentown-Bethlehem to Belgrade Nikola Tesla
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown 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, 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 Belgrade that are best for you.

Fly from

Allentown

Fly to

Belgrade

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • Most accurate provider: When it comes to deals on Allentown-Belgrade flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Allentown-Belgrade flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Allentown-Belgrade flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Allentown-Belgrade flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Allentown-Belgrade flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Allentown to Belgrade

Have a flexible travel schedule? Discover the best time to fly to Belgrade 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 Belgrade

What is the cheapest month to book a flight from Allentown to Belgrade?

Currently, August is the cheapest month in which you can book a flight from Allentown to Belgrade (average of $367). Flying from Allentown to Belgrade 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.

Related info for your journey

Find useful and relevant information for your journey from Allentown to Belgrade. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Allentown to Belgrade?

    There are many flights that can get you from Allentown to Belgrade in 35h 30m. Fly via United Airlines to get the fastest option. The distance from Allentown to Belgrade is about 4563 mi.

  • Can I find deals for flights from Allentown to Belgrade that include hotel bookings?

    Yes. In addition to deals on Allentown to Belgrade flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to Belgrade?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to Belgrade.

  • Can I find deals for business class flights from Allentown to Belgrade?

    Yes. Cheapflights offers flight deals from Allentown to Belgrade by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Allentown to Belgrade?

    Currently, August is the cheapest month in which you can book a flight from Allentown to Belgrade (average of $367). Flying from Allentown to Belgrade 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.

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