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Cheap flights from Brighton to Allentown from £386

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 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ABE
19 Jan — 26 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Brighton to Allentown

Enter your travel dates to find the best prices.

Cheapest flights from Brighton to Allentown
Explore the most affordable flight options available from Brighton to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 December 2025.

Mon 29/1206:30LHR - ABE
2 stops15h 54mDelta
Tue 6/117:59ABE - LHR
1 stop31h 26mDelta
Deal found 20/12£542
Mon 29/1206:30LHR - ABE
2 stops15h 54mDelta
Wed 7/112:50ABE - LHR
2 stops15h 30mDelta
Deal found 20/12£703
Wed 31/1208:55LHR - ABE
2 stops18h 51mDelta
Wed 7/112:50ABE - LHR
1 stop12h 35mDelta
Deal found 20/12£728
Mon 29/1210:25LHR - ABE
1 stop16h 22mUnited Airlines
Wed 7/116:57ABE - LHR
1 stop13h 18mUnited Airlines
Deal found 20/12£811
Thu 25/1208:40LHR - ABE
2 stops19h 06mDelta
Sun 4/106:25ABE - LHR
2 stops23h 20mDelta
Deal found 18/12£821
Tue 30/1210:25LHR - ABE
1 stop16h 22mUnited Airlines
Wed 7/111:30ABE - LHR
1 stop13h 25mUnited Airlines
Deal found 20/12£839
Wed 31/1208:55LHR - ABE
2 stops18h 51mDelta
Tue 6/112:50ABE - LHR
2 stops16h 25mDelta
Deal found 20/12£919

Find flight deals from Brighton to Allentown

Keep the following information in mind while searching for Brighton to Allentown flight deals. Data was last updated 20 December 2025.

Round-trip from

£622

One-way from

£386

Popular in

July

Cheapest in

September

Average price

£479
United Airlines
  • United Airlines
  • 22/1-26/1
  • 3 total stops
  • 62h 39m total
  • Brighton to Allentown
Search Deals
Delta
  • Delta
  • 18/2
  • 2 total stops
  • 15h 46m total
  • Brighton to Allentown
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brighton to Allentown 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 858,174 searches. Data last updated 20 December 2025.
Use the filters below to find and compare flights from Brighton to Allentown that are best for you.

Fly from

Brighton

Fly to

Allentown

Route

Depart

Return

Price

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 22/1

09:00-10:41

2 stops30h 41m

Allentown-Bethlehem

Mon 26/1

16:57-05:55

1 stop31h 58m

£622

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 17/1

13:35-10:41

1 stop26h 06m

Allentown-Bethlehem

Sat 24/1

11:30-05:55

1 stop13h 25m

£650

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 3/2

09:00-21:05

2 stops17h 05m

Allentown-Bethlehem

Tue 10/2

16:57-11:15

1 stop13h 18m

£700

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 18/2

06:30-17:16

2 stops15h 46m

£386

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 27/5

11:45-12:10

2 stops29h 25m

£419

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 26/5

06:30-22:56

2 stops21h 26m

£419

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Mon 25/5

09:55-22:56

2 stops18h 01m

£419

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 29/5

09:55-12:10

2 stops31h 15m

£461

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 28/5

09:55-22:56

2 stops18h 01m

£461

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sun 24/5

11:45-22:56

2 stops16h 11m

£474

Flights are sorted by cheapest return flights first.

Deals found on 19/12

Showing 1-10 of 11 results
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Best time to book a flight from Brighton to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Brighton with our price prediction graph.
Estimated return 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 Brighton to Allentown

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

Currently, April is the cheapest month in which you can book a flight from Brighton to Allentown (average of £287). Flying from Brighton to Allentown in June is currently the most expensive (average of £357). 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 Brighton to Allentown. 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 into for flights to Allentown from Brighton?

    If you book a flight to Allentown from Brighton, you will be flying to Allentown-Bethlehem, which is the city’s only airport. Allentown-Bethlehem (ABE) is located 3.9 mi from the center of Allentown. There are 0 flights from Brighton to Allentown-Bethlehem per day from 1 airline.

  • How long is the flight from Brighton to Allentown?

    United Airlines can get you from Brighton to Allentown in just under 30h 41m. Your travel time can differ by up to . Airlines will cover a distance of 3507 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Brighton to Allentown 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 Brighton to Allentown?

    Currently, April is the cheapest month in which you can book a flight from Brighton to Allentown (average of £287). Flying from Brighton to Allentown in June is currently the most expensive (average of £357). 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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Alternative routes for Brighton to Allentown

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Top airline flying from Brighton to Allentown

Discover the top airline that operate flights from Brighton to Allentown. 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 858,174 searches. Data last updated 20 December 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£532Average£568FlexibilityNo cancel feeOn-time76%
Search Finnair flights

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How does Cheapflights help users find flights from Brighton to Allentown?

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Can Cheapflights find flights from Brighton to Allentown with no change fees?

Need flexible booking options for your flight to Allentown from Brighton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Brighton to Allentown become cheaper?

Yes! Start tracking prices for Brighton to Allentown flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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