Are direct flights from Philadelphia to Belfast always the best option?

Direct flights offer convenience by minimizing travel time and avoiding layovers, but they are not always the cheapest option. Flights with one or more connections can often be more affordable. Consider your budget and time constraints when deciding between direct and connecting flights.

Can flexible travel dates help on Philadelphia to Belfast flights?

Yes, being flexible with your travel dates can significantly impact the price of your flight. Shifting your departure or return by a few days, or even choosing to fly during the off-peak season, may lead to substantial savings. Weekday travel often presents lower fares compared to weekends.

What extra costs should I check before booking Philadelphia to Belfast flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. These additional fees can add up and impact the total cost of your trip.

Flights From Philadelphia

To Belfast

Cheap Flights from Philadelphia to Belfast

Browse current best options from Philadelphia. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Philadelphia

RatePunk searches hundreds of travel sites at once for deals on flights to Belfast

Prices updated 4 days ago

476 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 12, 2026.)

Today’s best flight deals from Philadelphia to Belfast

Explore current cheapest deals departing from Philadelphia to Belfast

2026-11-10 – 2026-12-03
PHL - Belfast
73% AI deal score
$740
$806
Round trip
2026-11-11 – 2026-12-03
PHL - Belfast
73% AI deal score
$740
$806
Round trip
2026-11-11 – 2026-12-03
PHL - Belfast
73% AI deal score
$723
$810
Round trip
2026-11-10 – 2026-12-07
PHL - Belfast
73% AI deal score
$741
$811
Round trip
2026-11-11 – 2026-12-07
PHL - Belfast
73% AI deal score
$741
$811
Round trip
2026-12-04 – 2026-12-07
PHL - Belfast
78% AI deal score
$941
$811
Round trip
2026-11-11 – 2026-12-07
PHL - Belfast
73% AI deal score
$723
$816
Round trip
2026-11-10 – 2026-12-04
PHL - Belfast
72% AI deal score
$741
$828
Round trip
2026-11-11 – 2026-12-04
PHL - Belfast
72% AI deal score
$740
$828
Round trip
2026-11-10 – 2026-12-03
PHL - Belfast
73% AI deal score
$723
$828
Round trip

Philadelphia to Belfast: Overview

Insights for flights from Philadelphia to Belfast

A typical journey from Philadelphia to Belfast takes about 16h 0m, including connections. Given that most itineraries for this route involve at least one stopover, this duration reflects the overall travel time rather than a direct flight. Travelers should plan for a significant travel day when flying between these two cities.

For travelers seeking cheap flights from Philadelphia to Belfast, prices are currently below the typical level. Fares for this route typically range from $874–$1074, with a median of $1003. This indicates a favorable time to consider booking, as current prices are significantly lower than what is usually observed.

When is the cheapest time to fly from Philadelphia to Belfast? The data indicates that July is typically the most affordable month, with a median fare of $745. Following this, September also presents a relatively good value, with a median fare of $1074. Focusing on these months can help secure more economical travel options.

There are no direct flights from Philadelphia to Belfast; most itineraries connect at least once. In fact, 0% of recent fares were non-stop. For connecting itineraries, the typical number of stopovers is 2, meaning you should expect multiple legs to your journey when traveling this route.

The distance between Philadelphia and Belfast is approximately 5227 km. This classifies the route as a long-haul journey, indicating a substantial distance that typically requires extended travel times and often involves connecting flights.

How much is a round trip from Philadelphia to Belfast

Regular price: $632 - $1,249

Prices for flights from Philadelphia to Belfast are currently within the regular range.

The regular price range for flights from Philadelphia to Belfast is between $632 and $1249. The current lowest deal is $789 with Aer Lingus, for travel from Nov 18-Dec 5.

now $789

Low $632

High $1,249

The cheapest time to fly from Philadelphia to Belfast

The cheapest month to fly from Philadelphia to Belfast Intl is July, with a median price of $745. The most expensive month is September, with a median price of $1074. Prices are generally lower from July to September.

July

Cheapest

Flights from $745

September

Most Expensive

Flights from $1,074

Jul

Sep

Direct flights from Philadelphia to Belfast

Aer Lingus

easyJet UK

Last-minute flights going from Philadelphia to Belfast

Mon, Nov 2

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BHD)

British Airways

$796

$902

One-way

Sat, Nov 7

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$1,407

One-way

Sat, Nov 7

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$1,560

One-way

Sun, Nov 8

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$795

One-way

Sun, Nov 8

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$866

One-way

Sun, Nov 8

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$922

One-way

Biggest price drops on these dates for flights from Philadelphia to Belfast

2 nights

Dec 4 - Dec 6

$916 → $808

12%

3 nights

Dec 4 - Dec 7

$909 → $817

10%

25 nights

Nov 11 - Dec 6

$741 → $788

26 nights

Nov 10 - Dec 6

$740 → $788

Popular Airports to fly from Philadelphia to Belfast

Philadelphia - Belfast route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Philadelphia to Belfast are below the typical level at $789.

📅 Best time to fly

July and September are historically cheapest

Historically, the cheapest months to fly are July ($745) and September ($1074).

⏱️ Flight duration

Connecting flights average 16h 0m

Connecting flights from Philadelphia to Belfast typically have a median duration of 16h 0m.

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting-dominant, with a median of 2 stopovers on connecting flights.

🏆 Airline highlight

Aer Lingus offers deals

Aer Lingus has offered 56 deals on this route, making it a frequent provider.

🎯 Booking tip

Deals are rare for this route

Deals on flights from Philadelphia to Belfast are rare, appearing infrequently over 30 days.

Philadelphia main airports to depart from

Philadelphia International (PHL)

Cheapest

Philadelphia International Airport is a good option for flights from Philadelphia to Belfast.

📍 ~11 km from city center (reachable by car or train)

💸 Flights from ~$827

Belfast main airports to arrive at

Belfast International (BFS)

Cheapest

Belfast International Airport is a good choice for flights from Philadelphia to Belfast.

📍 ~20 km from Belfast (reachable by car)

💸 Flights from ~$791

Airports nearby Belfast used as alternative

Dublin (DUB)

Cheapest

Dublin (DUB) is a major international hub with a significantly larger route network than Belfast.

📍 ~140 km from Belfast (reachable by bus, rail)

💸 Flights from ~$674

Business & First Class Flight Deals to Belfast

Discover luxury on the budget with premium cabin class on flights from Philadelphia to Belfast.

Elite

Best Elite deals to Belfast

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From PHL

Elite

Nov 09

Belfast, United Kingdom

82% AI deal score

$5,863

$4,607

Save $1,256

Air Canada, +1

Business Class

From PHL

Elite

Jan 27

Belfast, United Kingdom

81% AI deal score

$5,650

$4,655

Save $995

Air Canada, +1

Business Class

From PHL

Elite

Jan 20

Belfast, United Kingdom

81% AI deal score

$5,668

$4,656

Save $1,012

Air Canada, +1

Business Class

From PHL

Elite

Mar 24

Belfast, United Kingdom

80% AI deal score

$5,326

$4,650

Save $676

Air Canada, +1

Business Class

From PHL

Elite

Mar 29

Belfast, United Kingdom

80% AI deal score

$5,517

$4,650

Save $867

Air Canada, +1

Business Class

From PHL

Elite

Feb 25

Belfast, United Kingdom

80% AI deal score

$5,391

$4,650

Save $741

Air Canada, +1

Business Class

From PHL

Elite

Mar 24

Belfast, United Kingdom

80% AI deal score

$5,430

$4,651

Save $779

Air Canada, +1

Business Class

From PHL

Elite

Feb 22

Belfast, United Kingdom

80% AI deal score

$5,412

$4,652

Save $760

Air Canada, +1

Business Class

From PHL

Elite

Jan 27

Belfast, United Kingdom

80% AI deal score

$5,546

$4,655

Save $891

Air Canada, +1

Business Class

From PHL

Elite

Jan 27

Belfast, United Kingdom

80% AI deal score

$5,546

$4,655

Save $891

Air Canada, +1

Business Class

From PHL

Elite

Feb 25

Belfast, United Kingdom

80% AI deal score

$5,365

$4,656

Save $709

Air Canada, +1

Business Class

From PHL

Elite

Feb 22

Belfast, United Kingdom

80% AI deal score

$5,382

$4,656

Save $726

Air Canada, +1

Business Class

Frequently Asked Questions About Flights to Belfast

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help uncover better deals. Setting up price alerts may notify you when fares drop for your desired route.

Booking in advance, often several months before your trip, can sometimes result in lower fares. However, prices can fluctuate, so monitoring them over time may help you identify a good booking window. Mid-week travel might also offer better prices than weekend departures.

Comparing nearby airports at both your origin and destination can sometimes reveal more economical flight options. While it may add to your ground travel time, the potential savings on airfare can be significant. Always factor in the cost and convenience of transportation to and from alternative airports.

Related routes

More routes from Philadelphia

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Flights to Belfast from other cities

Flights from Alicante to Belfast Flights from Amsterdam to Belfast Flights from Barcelona to Belfast Flights from Birmingham to Belfast Flights from Bristol to Belfast Flights from Edinburgh to Belfast Flights from Glasgow to Belfast Flights from Greensboro to Belfast Flights from Leeds to Belfast Flights from Rome to Belfast Flights from Southampton to Belfast Flights from St. Louis to Belfast

Philadelphia to Belfast: Overview

Insights for flights from Philadelphia to Belfast

How much is a round trip from Philadelphia to Belfast

Regular price: $632 - $1,249

Prices for flights from Philadelphia to Belfast are currently within the regular range.

The regular price range for flights from Philadelphia to Belfast is between $632 and $1249. The current lowest deal is $789 with Aer Lingus, for travel from Nov 18-Dec 5.

now $789

Low $632

High $1,249

The cheapest time to fly from Philadelphia to Belfast

July

Cheapest

Flights from $745

September

Most Expensive

Flights from $1,074

Jul

Sep

Direct flights from Philadelphia to Belfast

Aer Lingus

easyJet UK

Last-minute flights going from Philadelphia to Belfast

Mon, Nov 2

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BHD)

British Airways

$796

$902

One-way

Sat, Nov 7

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$1,407

One-way

Sat, Nov 7

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$1,560

One-way

Sun, Nov 8

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$795

One-way

Sun, Nov 8

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$866

One-way

Sun, Nov 8

⌛ Last-Minute

PHL - Belfast

Philadelphia (PHL) - Belfast (BFS)

Aer Lingus, easyJet UK

$737

$922

One-way

Biggest price drops on these dates for flights from Philadelphia to Belfast

2 nights

Dec 4 - Dec 6

$916 → $808

12%

3 nights

Dec 4 - Dec 7

$909 → $817

10%

25 nights

Nov 11 - Dec 6

$741 → $788

26 nights

Nov 10 - Dec 6

$740 → $788

Popular Airports to fly from Philadelphia to Belfast

Philadelphia - Belfast route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Philadelphia to Belfast are below the typical level at $789.

📅 Best time to fly

July and September are historically cheapest

Historically, the cheapest months to fly are July ($745) and September ($1074).

⏱️ Flight duration

Connecting flights average 16h 0m

Connecting flights from Philadelphia to Belfast typically have a median duration of 16h 0m.

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting-dominant, with a median of 2 stopovers on connecting flights.

🏆 Airline highlight

Aer Lingus offers deals

Aer Lingus has offered 56 deals on this route, making it a frequent provider.

🎯 Booking tip

Deals are rare for this route

Deals on flights from Philadelphia to Belfast are rare, appearing infrequently over 30 days.

Philadelphia main airports to depart from

Philadelphia International (PHL)

Cheapest

Philadelphia International Airport is a good option for flights from Philadelphia to Belfast.

📍 ~11 km from city center (reachable by car or train)

💸 Flights from ~$827

Belfast main airports to arrive at

Belfast International (BFS)

Cheapest

Belfast International Airport is a good choice for flights from Philadelphia to Belfast.

📍 ~20 km from Belfast (reachable by car)

💸 Flights from ~$791

Airports nearby Belfast used as alternative

Dublin (DUB)

Cheapest

Dublin (DUB) is a major international hub with a significantly larger route network than Belfast.

Belfast, United Kingdom

80% AI deal score

$5,382

$4,656

Save $726

Air Canada, +1

Business Class

Frequently Asked Questions About Flights to Belfast

Cheap Flights from Philadelphia to Belfast

Today’s best flight deals from Philadelphia to Belfast

Philadelphia to Belfast: Overview

Insights for flights from Philadelphia to Belfast

How much is a round trip from Philadelphia to Belfast

The cheapest time to fly from Philadelphia to Belfast

Direct flights from Philadelphia to Belfast

Last-minute flights going from Philadelphia to Belfast

Biggest price drops on these dates for flights from Philadelphia to Belfast

Popular Airports to fly from Philadelphia to Belfast

Philadelphia - Belfast route insights

Recent fares are below the typical level

July and September are historically cheapest

Connecting flights average 16h 0m

Connecting flights are dominant

Aer Lingus offers deals

Deals are rare for this route

Philadelphia main airports to depart from

Belfast main airports to arrive at

Airports nearby Belfast used as alternative

Business & First Class Flight Deals to Belfast

Best Elite deals to Belfast

Nov 09

Jan 27

Jan 20

Mar 24

Mar 29

Feb 25

Mar 24

Feb 22

Jan 27

Jan 27

Feb 25

Feb 22

Frequently Asked Questions About Flights to Belfast

How can I find cheap flights from Philadelphia to Belfast?

When should I book flights from Philadelphia to Belfast?

Should I compare nearby airports for flights from Philadelphia to Belfast?

Are direct flights from Philadelphia to Belfast always the best option?

Can flexible travel dates help on Philadelphia to Belfast flights?

What extra costs should I check before booking Philadelphia to Belfast flights?

Related routes

More routes from Philadelphia

Flights to Belfast from other cities

Philadelphia to Belfast: Overview

Insights for flights from Philadelphia to Belfast

How much is a round trip from Philadelphia to Belfast

The cheapest time to fly from Philadelphia to Belfast

Direct flights from Philadelphia to Belfast

Last-minute flights going from Philadelphia to Belfast

Biggest price drops on these dates for flights from Philadelphia to Belfast

Popular Airports to fly from Philadelphia to Belfast

Philadelphia - Belfast route insights

Recent fares are below the typical level

July and September are historically cheapest

Connecting flights average 16h 0m

Connecting flights are dominant

Aer Lingus offers deals

Deals are rare for this route

Philadelphia main airports to depart from

Belfast main airports to arrive at

Airports nearby Belfast used as alternative

Business & First Class Flight Deals to Belfast

Best Elite deals to Belfast

Nov 09

Jan 27

Jan 20

Mar 24

Mar 29

Feb 25

Mar 24

Feb 22

Jan 27

Jan 27

Feb 25

Feb 22

Frequently Asked Questions About Flights to Belfast

How can I find cheap flights from Philadelphia to Belfast?

When should I book flights from Philadelphia to Belfast?

Should I compare nearby airports for flights from Philadelphia to Belfast?