In terms of precipitation, rainfall in Serbia ranges from 1.6 - 4.0 inches per month. June is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Serbia when rainfall is around 1.6 in.

If weather is an important factor for your trip to Serbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What is the cheapest time of day to fly from ABE to RS?

When flying from Allentown to Serbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Allentown to Serbia?

Allentown-Bethlehem (ABE), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Allentown to Serbia.

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

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

How can I find direct flights from Allentown to Serbia?

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

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

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

$803+ Flights from Allentown to Serbia

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Allentown to Serbia with Cheapflights

1. Tell us where you want to go

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Allentown to Serbia

Round-trip from	$803 (United Airlines)

From Allentown-Bethlehem to Serbia

Search Deals

Find flight deals from Allentown to Serbia

Cheapest flights from Allentown to Serbia
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 August 1, 2025.

Thu 12/111:00 pmABE - BEG

2 stops17h 50mUnited Airlines

Mon 12/151:35 pmBEG - ABE

2 stops33h 12mUnited Airlines

Deal found 7/30

$803

Best flights from Allentown to Serbia
Discover carefully curated flight deals from Allentown to Serbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2025.

Thu 12/111:00 pmABE - BEG

2 stops17h 50mUnited Airlines

Mon 12/151:35 pmBEG - ABE

2 stops33h 12mUnited Airlines

Deal found 7/30

$803

Fly from

Fly to

Route

Depart

Return

Price

AllentownBelgrade

ABE - BEG

ABEBEG

Allentown-Bethlehem

Thu 12/11

1:00 pm-12:50 pm

2 stops17h 50m

Belgrade Nikola Tesla

Mon 12/15

1:35 pm-4:47 pm

2 stops33h 12m

$803

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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, January is the cheapest month in which you can book a flight from Allentown to Serbia (average of $688). Flying from Allentown to Serbia in June is currently the most expensive (average of $1,172). 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

Peruse reviews from past customers who have flown with United Airlines from Allentown to Serbia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,900 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,900 reviews

United Airlines

7.4

Good

8,900 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What airport do you fly from for flights from Allentown to Serbia?
Allentown-Bethlehem (ABE), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Allentown to Serbia.
Can I find deals for flights from Allentown to Serbia that include hotel bookings?
Yes. In addition to deals on Allentown to Serbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Allentown to Serbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to Serbia.
Can I find deals for business class flights from Allentown to Serbia?
Yes. Cheapflights offers flight deals from Allentown to Serbia 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 Serbia?
Currently, January is the cheapest month in which you can book a flight from Allentown to Serbia (average of $688). Flying from Allentown to Serbia in June is currently the most expensive (average of $1,172). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Allentown to Serbia

John F Kennedy Intl to Heathrow flights

Newark to Heathrow flights

John F Kennedy Intl to Charles de Gaulle flights

John F Kennedy Intl to Gatwick flights

John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights

John F Kennedy Intl to London City flights

Newark to Charles de Gaulle flights

Newark to Leonardo da Vinci/Fiumicino flights

Newark to Gatwick flights

LaGuardia to Heathrow flights

John F Kennedy Intl to Istanbul flights

John F Kennedy Intl to Lisbon flights

Newark to London City flights

John F Kennedy Intl to Stansted flights

LaGuardia to Gatwick flights

John F Kennedy Intl to Orly flights

Newark to Lisbon flights

Newark to Athens flights

John F Kennedy Intl to Luton flights

Dulles Intl to Heathrow flights

Newark to Barcelona-El Prat flights

Newark to Orly flights

Newark to Stansted flights

LaGuardia to Charles de Gaulle flights

John F Kennedy Intl to Athens flights

John F Kennedy Intl to Malpensa flights

John F Kennedy Intl to Dublin flights

Newark to Madrid flights

John F Kennedy Intl to Barcelona-El Prat flights

John F Kennedy Intl to Madrid flights

LaGuardia to Leonardo da Vinci/Fiumicino flights

Newark to Malpensa flights

Newark to Dublin flights

John F Kennedy Intl to Frederic Chopin flights

Newark to Luton flights

John F Kennedy Intl to Frankfurt flights

John F Kennedy Intl to Amsterdam flights

Dulles Intl to Charles de Gaulle flights

Dulles Intl to Madrid flights

Newark to Frankfurt flights

Newark to Amsterdam flights

Dulles Intl to Leonardo da Vinci/Fiumicino flights

LaGuardia to Istanbul flights

LaGuardia to Lisbon flights

Newark to Istanbul flights

John F Kennedy Intl to Keflavik Intl flights

Dulles Intl to Dublin flights

LaGuardia to Barcelona-El Prat flights

Philadelphia to Heathrow flights

John F Kennedy Intl to Zurich flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$803+ Cheap flights from Allentown (ABE) to Serbia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Allentown to Serbia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Allentown to Serbia

Keep the following information in mind while searching for Allentown to Serbia flight deals. Data was last updated August 1, 2025.

Round-trip from

Find flight deals from Allentown to Serbia

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 August 1, 2025.

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 August 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Allentown to Serbia that are best for you.

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.

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?

Reviews of airlines servicing Serbia

Peruse reviews from past customers who have flown with United Airlines from Allentown to Serbia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What airport do you fly from for flights from Allentown to Serbia?

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

How can I find direct flights from Allentown to Serbia?

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

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

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.

Alternative routes for Allentown to Serbia

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Allentown to Serbia
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 August 1, 2025.