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Cheap flights from Philadelphia to Belgium from $350

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Belgium departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to Belgium

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:25 pm - 1:15 pm
PHL
-
BRU
15h 50m
2 stops
United Airlines Logo
9:55 am - 12:20 pm
BRU
-
PHL
32h 25m
2 stops
$704United Airlines
Mon, May 4 - Tue, May 12
United Airlines Logo
10:05 am - 7:10 am
PHL
-
BRU
15h 05m
1 stop
United Airlines Logo
9:55 am - 12:20 pm
BRU
-
PHL
32h 25m
2 stops
$707United Airlines
Mon, May 4 - Tue, May 12
United Airlines Logo
7:45 pm - 7:15 am
PHL
-
BRU
29h 30m
1 stop
United Airlines Logo
9:40 am - 9:48 am
BRU
-
PHL
30h 08m
1 stop
$709United Airlines
Sun, May 3 - Thu, May 14
Air Canada Logo
10:25 am - 7:50 am
PHL
-
BRU
15h 25m
1 stop
Air Canada Logo
9:55 am - 2:20 pm
BRU
-
PHL
34h 25m
2 stops
$712Air Canada
Sun, May 3 - Wed, May 13
Air Canada Logo
4:20 pm - 7:10 am
PHL
-
BRU
32h 50m
2 stops
Air Canada Logo
9:55 am - 2:20 pm
BRU
-
PHL
34h 25m
2 stops
$715Air Canada
Sat, May 2 - Wed, May 13
United Airlines Logo
3:25 pm - 1:15 pm
PHL
-
BRU
15h 50m
2 stops
United Airlines Logo
9:55 am - 9:33 pm
BRU
-
PHL
17h 38m
1 stop
$717United Airlines
Tue, May 5 - Tue, May 12
United Airlines Logo
10:05 am - 7:10 am
PHL
-
BRU
15h 05m
1 stop
United Airlines Logo
9:55 am - 2:48 pm
BRU
-
PHL
10h 53m
1 stop
$720United Airlines
Mon, May 4 - Tue, May 12
Delta Logo
3:42 pm - 7:40 am
PHL
-
BRU
33h 58m
1 stop
Delta Logo
9:45 am - 12:57 am
BRU
-
PHL
21h 12m
1 stop
$728Delta
Sat, May 2 - Tue, May 12
Multiple Airlines Logo
8:25 pm - 8:25 am
PHL
-
CRL
30h 00m
1 stop
Multiple Airlines Logo
6:45 am - 6:55 pm
CRL
-
PHL
18h 10m
2 stops
$998Multiple Airlines
Mon, Jun 1 - Thu, Jun 25
Multiple Airlines Logo
10:05 am - 5:10 pm
PHL
-
CRL
25h 05m
3 stops
Multiple Airlines Logo
6:05 pm - 11:45 pm
CRL
-
PHL
35h 40m
3 stops
$1,032Multiple Airlines
Thu, May 28 - Mon, Jun 8

Air Canada flights from Philadelphia to Belgium

Our best Air Canada deals on Philadelphia to Belgium flight tickets
Air Canada
May 3
PHL10:25 amPhiladelphia
15h 25m
1 stop
BRU7:50 amBrussels Bruxelles-National
May 13
BRU9:55 amBrussels Bruxelles-National
34h 25m
2 stops
PHL2:20 pmPhiladelphia
$712
Air Canada
May 3
PHL10:25 amPhiladelphia
38h 45m
2 stops
BRU7:10 amBrussels Bruxelles-National
May 13
BRU9:55 amBrussels Bruxelles-National
34h 25m
2 stops
PHL2:20 pmPhiladelphia
$715
Air Canada
May 3
PHL6:00 amPhiladelphia
19h 50m
1 stop
BRU7:50 amBrussels Bruxelles-National
May 13
BRU9:55 amBrussels Bruxelles-National
17h 38m
1 stop
PHL9:33 pmPhiladelphia
$725

United Airlines flights from Philadelphia to Belgium

Our best United Airlines deals on Philadelphia to Belgium flight tickets
United Airlines
May 4
PHL3:25 pmPhiladelphia
15h 50m
2 stops
BRU1:15 pmBrussels Bruxelles-National
May 12
BRU9:55 amBrussels Bruxelles-National
32h 25m
2 stops
PHL12:20 pmPhiladelphia
$704
United Airlines
May 4
PHL10:05 amPhiladelphia
15h 05m
1 stop
BRU7:10 amBrussels Bruxelles-National
May 12
BRU9:55 amBrussels Bruxelles-National
32h 25m
2 stops
PHL12:20 pmPhiladelphia
$707
United Airlines
May 3
PHL7:45 pmPhiladelphia
29h 30m
1 stop
BRU7:15 amBrussels Bruxelles-National
May 14
BRU9:40 amBrussels Bruxelles-National
30h 08m
1 stop
PHL9:48 amPhiladelphia
$709

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Belgium 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, momondo users made 832,500 searches. Data last updated April 23, 2026.
Use the filters below to find and compare flights from Philadelphia to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBrussels

PHL - BRU

PHLBRU

Philadelphia

Mon 5/4

3:25 pm-1:15 pm

2 stops15h 50m

Brussels Bruxelles-National

Tue 5/12

9:55 am-12:20 pm

2 stops32h 25m

$704

PhiladelphiaBrussels

PHL - BRU

PHLBRU

Philadelphia

Mon 5/4

10:05 am-7:10 am

1 stop15h 05m

Brussels Bruxelles-National

Tue 5/12

9:55 am-12:20 pm

2 stops32h 25m

$707

PhiladelphiaBrussels

PHL - BRU

PHLBRU

Philadelphia

Sun 5/3

7:45 pm-7:15 am

1 stop29h 30m

Brussels Bruxelles-National

Thu 5/14

9:40 am-9:48 am

1 stop30h 08m

$709

PhiladelphiaBrussels

PHL - BRU

PHLBRU

Philadelphia

Sun 5/3

10:25 am-7:50 am

1 stop15h 25m

Brussels Bruxelles-National

Wed 5/13

9:55 am-2:20 pm

2 stops34h 25m

$712

PhiladelphiaBrussels

PHL - BRU

PHLBRU

Philadelphia

Sat 5/2

4:20 pm-7:10 am

2 stops32h 50m

Brussels Bruxelles-National

Wed 5/13

9:55 am-2:20 pm

2 stops34h 25m

$715

PhiladelphiaBrussels

PHL - BRU

PHLBRU

Philadelphia

Tue 5/5

3:25 pm-1:15 pm

2 stops15h 50m

Brussels Bruxelles-National

Tue 5/12

9:55 am-9:33 pm

1 stop17h 38m

$717
Quickest round-trip

PhiladelphiaBrussels

PHL - BRU

PHLBRU

Philadelphia

Mon 5/4

10:05 am-7:10 am

1 stop15h 05m

Brussels Bruxelles-National

Tue 5/12

9:55 am-2:48 pm

1 stop10h 53m

$720

PhiladelphiaBrussels

PHL - BRU

PHLBRU

Philadelphia

Sat 5/2

3:42 pm-7:40 am

1 stop33h 58m

Brussels Bruxelles-National

Tue 5/12

9:45 am-12:57 am

1 stop21h 12m

$728

PhiladelphiaBrussels

PHL - CRL

PHLCRL

Philadelphia

Mon 6/1

8:25 pm-8:25 am

1 stop30h 00m

Charleroi Brussels

Thu 6/25

6:45 am-6:55 pm

2 stops18h 10m

$998

PhiladelphiaBrussels

PHL - CRL

PHLCRL

Philadelphia

Thu 5/28

10:05 am-5:10 pm

3 stops25h 05m

Charleroi Brussels

Mon 6/8

6:05 pm-11:45 pm

3 stops35h 40m

$1,032

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belgium from

How to get the cheapest flight ticket from Philadelphia to Belgium

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Belgium?

In general, February is the cheapest month to fly from Philadelphia to Belgium. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $599. If you are unable to visit Belgium during the month of February, then departing from Philadelphia during the month March is also very affordable. Most momondo users find prices during this month for around $630.

How far in advance should I book a flight from Philadelphia to Belgium?

You are more likely to see cheaper flights to Belgium from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Belgium for around $814 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgium from Philadelphia for as low as $646 on momondo.

Can stopping save me money on Philadelphia to Belgium flights?

You could potentially save up to 3% on your flight if you consider stops on a Philadelphia to Belgium flight.

Cheap Philadelphia to Belgium flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Belgium

Fastest flight time

9h 45m

Direct flights

None
The fastest flight from Philadelphia to Belgium takes 9h 45m
There are no direct flights from Philadelphia to Belgium. There are no popular flight routes from Philadelphia to Belgium.
Search flight deals

Frequently asked questions about flying from Philadelphia to Belgium

  • When did momondo last update prices for flights from Philadelphia Airport to Belgium?

    Prices for flights from Philadelphia Airport to Belgium are updated daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Belgium?

  • How old do you have to be to fly from Philadelphia Airport to Belgium?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Belgium.

  • What documentation or ID do you need to fly to Belgium?

    The travel and health documents you'll need for your trip to Belgium may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belgium. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Philadelphia to Belgium

Compare and see reviews for airlines that fly from Philadelphia to Belgium with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $463Free CancellationRating
7.3
1,521 reviews
Search Aer Lingus flights
LufthansaPriceFrom $498Free CancellationRating
6.8
7,940 reviews
Search Lufthansa flights
United AirlinesPriceFrom $531Free CancellationRating
7.4
9,637 reviews
Search United Airlines flights
Air CanadaPriceFrom $542Free CancellationRating
7.1
10,957 reviews
Search Air Canada flights
IberiaPriceFrom $557Free CancellationRating
7.0
3,191 reviews
Search Iberia flights
American AirlinesPriceFrom $560Free CancellationRating
7.1
11,659 reviews
Search American Airlines flights
British AirwaysPriceFrom $650Free CancellationRating
6.7
7,906 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Belgium?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Belgium. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Philadelphia to Belgium with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Philadelphia to Belgium flights to just show those with flexible booking policies.

How can momondo help me find flights from Philadelphia to Belgium?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belgium from Philadelphia.

I’m not ready to book a flight from Philadelphia to Belgium right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belgium from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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