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Cheap flights from Brighton to Allentown from £599

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ABE
15 Apr — 22 Apr1
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 16 March 2026.

Wed 29/409:55
LHR
-
ABE
2 stops18h 05m
Delta
Wed 6/512:53
ABE
-
LHR
1 stop19h 22m
Delta
Deal found 15/3£651
Mon 27/411:30
LHR
-
ABE
2 stops16h 30m
Delta
Mon 4/512:53
ABE
-
LHR
2 stops16h 27m
Delta
Deal found 13/3£663
Thu 9/406:30
LHR
-
ABE
2 stops21h 22m
Delta
Thu 16/412:52
ABE
-
LHR
2 stops14h 58m
Delta
Deal found 12/3£720
Thu 9/412:00
LHR
-
ABE
1 stop17h 22m
American Airlines
Thu 16/412:00
ABE
-
LHR
1 stop16h 05m
American Airlines
Deal found 12/3£742
Wed 22/407:30
LHR
-
ABE
2 stops31h 18m
United Airlines
Sun 26/417:43
ABE
-
LHR
1 stop32h 02m
United Airlines
Deal found 14/3£772

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 16 March 2026.

Round-trip from

£651

One-way from

£599
Delta
  • Delta
  • 29/4-6/5
  • 3 total stops
  • 37h 27m total
  • Brighton to Allentown
Search Deals
3/7
  • 3/7
  • 3 total stops
  • 43h 49m total
  • Brighton to Allentown
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 16 March 2026.
Use the filters below to find and compare flights from Brighton to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 29/4

09:55-23:00

2 stops18h 05m

Allentown-Bethlehem

Wed 6/5

12:53-13:15

1 stop19h 22m

£651
Fastest return journey

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 9/4

06:30-22:52

2 stops21h 22m

Allentown-Bethlehem

Thu 16/4

12:52-08:50

2 stops14h 58m

£720

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 22/4

07:30-09:48

2 stops31h 18m

Allentown-Bethlehem

Sun 26/4

17:43-06:45

1 stop32h 02m

£772
Cheapest one-way

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 3/7

06:55-09:38

2 stops31h 43m

£651

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 21/4

09:20-17:19

1 stop12h 59m

£740

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 25/3

18:30-20:20

3 stops53h 50m

£748

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 25/3

06:35-09:56

2 stops31h 21m

£842

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 31/3

06:50-17:03

2 stops15h 13m

£847
Fastest single journey

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 31/3

09:20-17:17

1 stop12h 57m

£1,100

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Mon 30/3

08:40-21:17

2 stops17h 37m

£1,171

Flights are sorted by cheapest return flights first.

Deals found on 15/3

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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, March is the cheapest month in which you can book a flight from Brighton to Allentown (average of £302). Flying from Brighton to Allentown in June is currently the most expensive (average of £358). 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 0 different airlines.

  • How long is the flight from Brighton to Allentown?

    Delta and United Airlines can get you from Brighton to Allentown in just under 18h 05m. Your travel time can differ by up to 13h 13m. Airlines will cover a distance of 3507 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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, March is the cheapest month in which you can book a flight from Brighton to Allentown (average of £302). Flying from Brighton to Allentown in June is currently the most expensive (average of £358). 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

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Alternative routes for Brighton to Allentown

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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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