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$403+ Cheap flights from Philadelphia (PHL) 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BEG
dic. 3 — dic. 101
mié. 12/3
mié. 12/10
1 adult, Economy
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Cheap flight deals from Philadelphia to Serbia

Keep the following information in mind while searching for Philadelphia to Serbia flight deals. Data was last updated noviembre 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$510
(Cheapflightsfares)

One-way from

$403
(Air Canada)

Popular in

December

Cheapest in

October

Average price

$758
Provider with most accurate pricing for Philadelphia-Belgrade Nikola Tesla flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Belgrade Nikola Tesla flights.
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From Philadelphia to Serbia
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One-way flight from Philadelphia to Serbia
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Highest demand for flights based on searches. 9% potential increase in price ($85 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Philadelphia to Serbia

Cheapest flights from Philadelphia to Serbia
Explore the most affordable flight options available from Philadelphia to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 3, 2025.

This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/123:30 pmPHL - BEG
2 stops15h 15mAir Canada
mié. 11/261:30 pmBEG - PHL
2 stops31h 17mAir Canada
Deal found 11/2$494
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/25:40 pmPHL - BEG
1 stop13h 25mLufthansa
mar. 12/166:10 amBEG - PHL
1 stop15h 55mLufthansa
Deal found 11/2$510
This Air Canada deal was found by Cheapflights users on 11/2. 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.
mié. 11/123:30 pmPHL - BEG
2 stops15h 15mMultiple Airlines
mié. 11/266:15 amBEG - PHL
3 stops22h 31mMultiple Airlines
Deal found 11/2$512
This Delta deal was found by Cheapflights users on 11/2. 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.
mar. 12/27:17 pmPHL - BEG
2 stops22h 08mDelta
mar. 12/166:05 amBEG - PHL
2 stops23h 52mDelta
Deal found 11/2$513
This United Airlines deal was found by Cheapflights users on 11/2. 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.
mar. 12/210:15 amPHL - BEG
2 stops20h 50mUnited Airlines
mar. 12/166:10 amBEG - PHL
1 stop15h 55mUnited Airlines
Deal found 11/2$522
This Lufthansa deal was found by Cheapflights users on 11/2. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/123:30 pmPHL - BEG
2 stops15h 15mLufthansa
mié. 11/261:50 pmBEG - PHL
1 stop32h 15mLufthansa
Deal found 11/2$525
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/299:20 amPHL - BEG
2 stops26h 20mAustrian Airlines
mar. 1/206:50 amBEG - PHL
2 stops21h 56mAustrian Airlines
Deal found 11/2$534
This Air Canada deal was found by Cheapflights users on 11/2. 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.
lun. 12/297:50 amPHL - BEG
2 stops20h 40mAir Canada
mar. 1/206:50 amBEG - PHL
3 stops21h 56mAir Canada
Deal found 11/2$554
This KLM deal was found by Cheapflights users on 10/31. 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.
mar. 11/1812:37 pmPHL - BEG
2 stops17h 18mKLM
dom. 11/2312:35 pmBEG - PHL
2 stops18h 16mKLM
Deal found 10/31$563
This Expedia deal was found by Cheapflights users on 11/1. 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.
mié. 11/512:40 pmPHL - BEG
2 stops38h 10mMultiple Airlines
mié. 11/121:30 pmBEG - PHL
2 stops31h 17mMultiple Airlines
Deal found 11/1$649
This United Airlines deal was found by Cheapflights users on 10/31. 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.
mar. 11/185:40 pmPHL - BEG
1 stop13h 25mUnited Airlines
dom. 11/236:15 amBEG - PHL
2 stops37h 51mUnited Airlines
Deal found 10/31$701

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 noviembre 3, 2025.
Use the filters below to find and compare flights from Philadelphia to Serbia that are best for you.

Fly from

Philadelphia

Fly to

Serbia

Route

Depart

Return

Price

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

mar. 12/2

5:40 pm-1:05 pm

1 stop13h 25m

Belgrade Nikola Tesla

mar. 12/16

6:10 am-4:05 pm

1 stop15h 55m

$510

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

mar. 1/13

3:01 pm-12:45 pm

2 stops15h 44m

Belgrade Nikola Tesla

mar. 1/27

8:05 pm-6:54 pm

2 stops28h 49m

$511

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

mar. 12/2

7:17 pm-11:25 pm

2 stops22h 08m

Belgrade Nikola Tesla

mar. 12/16

6:05 am-11:57 pm

2 stops23h 52m

$513

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

mar. 12/2

10:15 am-1:05 pm

2 stops20h 50m

Belgrade Nikola Tesla

mar. 12/16

6:10 am-4:05 pm

1 stop15h 55m

$522

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

lun. 12/29

9:20 am-5:40 pm

2 stops26h 20m

Belgrade Nikola Tesla

mar. 1/20

6:50 am-10:46 pm

2 stops21h 56m

$534

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

mié. 3/25

7:50 am-12:45 pm

2 stops23h 55m

Belgrade Nikola Tesla

dom. 3/29

6:15 am-2:46 pm

2 stops38h 31m

$553

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

lun. 12/29

7:50 am-10:30 am

2 stops20h 40m

Belgrade Nikola Tesla

mar. 1/20

6:50 am-10:46 pm

3 stops21h 56m

$554

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

mar. 11/18

12:37 pm-11:55 am

2 stops17h 18m

Belgrade Nikola Tesla

dom. 11/23

12:35 pm-12:51 am

2 stops18h 16m

$563

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

mié. 3/25

4:35 pm-12:45 pm

2 stops15h 10m

Belgrade Nikola Tesla

dom. 3/29

6:00 am-4:00 pm

1 stop16h 00m

$564

PhiladelphiaBelgrade

PHL - BEG

PHLBEG

Philadelphia

mar. 3/31

3:30 pm-4:30 pm

2 stops19h 00m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 21 results
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2
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Best time to book a flight from Philadelphia to Serbia

Have a flexible travel schedule? Discover the best time to fly to Serbia from Philadelphia 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 Philadelphia to Serbia

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

Currently, August is the cheapest month in which you can book a flight from Philadelphia to Serbia (average of $367). Flying from Philadelphia to Serbia in April is currently the most expensive (average of $673). 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 noviembre 3, 2025.
See what other customers who have flown with United Airlines and Lufthansa from Philadelphia 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.
United Airlines
7.4
Good
8,997 reviews

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,997 reviews
United Airlines
7.4
Good
8,997 reviews

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,545 reviews
United Airlines
7.4
Good
8,997 reviews

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Philadelphia 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 Philadelphia to Serbia?

    For a flight from Philadelphia to Serbia, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • How long is the flight from Philadelphia to Serbia?

    There are many flights that can get you from Philadelphia to Serbia in 13h 25m. Fly via Lufthansa, Delta, or United Airlines to get the fastest option. Philadelphia and Serbia are separated by a distance of 4589 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Philadelphia to Serbia?

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

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

    Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to Serbia?

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to Serbia (average of $367). Flying from Philadelphia to Serbia in April is currently the most expensive (average of $673). 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

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Top 2 airlines flying from Philadelphia to Serbia

Discover the top 2 airlines that operate flights from Philadelphia 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 noviembre 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$524Average$1,117FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$585Average$847FlexibilityNo cancel feeOn-time76%

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