Cheap flights from London Heathrow to Allentown-Bthlehm

Q: What are the cheapest airlines?

KLM, Virgin Atlantic. These airlines usually offer the cheapest flights from London Heathrow to Allentown-Bthlehm.

Q: What airlines fly indirectly?

Virgin Atlantic, KLM. These airlines fly from London Heathrow to Allentown-Bthlehm, but you’ll have at least one layover.

Q: How long is the flight?

13 hrs 55 mins. This is the shortest flight time from London Heathrow to Allentown-Bthlehm.

from as little as £611

6 nights in Allentown-Bthlehm, departing London Heathrow on 27 / May / 2024 with Virgin Atlantic (price found 21 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from London Heathrow to Allentown-Bthlehm

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The London Heathrow / Allentown-Bthlehm route

All 5652 km of it

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Allentown-Bthlehm flight facts

What you need to know

What are the cheapest airlines?

KLM
Virgin Atlantic

These airlines usually offer the cheapest flights from London Heathrow to Allentown-Bthlehm.

What airlines fly indirectly?

Virgin Atlantic
KLM

These airlines fly from London Heathrow to Allentown-Bthlehm, but you’ll have at least one layover.

How long is the flight?

13 hrs 55 mins

This is the shortest flight time from London Heathrow to Allentown-Bthlehm.

Alternative flights from the UK to Allentown-Bthlehm

Check out prices for other routes

London to Allentown-Bthlehm

from £611 pp

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Manchester to Allentown-Bthlehm

from £658 pp

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Edinburgh to Allentown-Bthlehm

from £926 pp

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Birmingham to Allentown-Bthlehm

from £1,241 pp

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London City Airport to Allentown-Bthlehm

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London Gatwick to Allentown-Bthlehm

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27 / May / 2024 is currently the lowest priced day of the year to fly the London Heathrow/Allentown-Bthlehm route. There are around 20 flights on any given week from the UK to Allentown-Bthlehm and the cheapest month to fly right now is May.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)

LOWEST

-6 °C

AVG

11 °C

HIGHEST

29 °C

Rainfall (mm)

LOWEST

73 mm

AVG

94.6 mm

HIGHEST

115 mm

Key facts about Allentown-Bthlehm

Timezone

5 hrs behind GMT

How to get cheap flights from London Heathrow to Allentown-Bthlehm

Tips and advice from our flight experts

If you're looking to fly from London Heathrow to Allentown-Bthlehm, you might like to know that 27 / May / 2024 currently has the cheapest flights. At the moment, there are two airlines flying to Allentown-Bthlehm. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Allentown-Bthlehm.

The most popular airlines offering flights to Allentown-Bthlehm are Virgin Atlantic & KLM. Virgin Atlantic is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?

The distance between London Heathrow to Allentown-Bthlehm is 5652 km. Normally, it takes about 14 hrs 40 mins to fly, and you can definitely expect the journey to be at least 13 hrs 55 mins. You can see the various flight times in the results.

You can also search by month, which will reveal the cheapest time of the week to fly.