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Do you have to go through customs on a layover at Heathrow?

CONNECTING FLIGHTS If your baggage is checked through to your final destination, that's where you clear customs. If you're collecting your baggage and checking in to your next flight yourself, you need to pass through customs at Heathrow.



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Everyone who boards an aircraft at Heathrow has to be security screened to UK government standards. Even if you've already been through security checks at another airport, we're obliged to screen you again before you fly from Heathrow.

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Customs and immigration are usually required at the connecting airport for international flights. You don't always have to for domestic flights. In most cases, passengers on layover flights must clear customs and immigration at the first point of entry.

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We recommend that you allow the following minimum connection times: 1 hour for connections within the same Heathrow terminal. 1 hour 30 minutes for connections that require travel between terminals at Heathrow.

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95% of arriving passengers should be processed within 45 minutes - but as said above, there are so many variables...

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The fastest way to pass immigration quickly is to use the electronic gates wherever possible. I recently passed through Terminal 5 in less than two minutes this way. U.S. passport holders have been able to use U.K. ePassport gates at major U.K. airports including all London Heathrow terminals since 2019.

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Why international travelers must collect and recheck bags for their U.S. connecting flight. The foremost reason fo rechecking your bag after an international flight is security. “It's part of our efforts to protect the country,” Tammy Melvin, a CBP public affairs spokesperson, told AFAR.

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Allowing yourself at least a 60-minute layover for domestic flights and a two-hour layover time for international flights can often be a much more comfortable and stress-free journey than booking a flight with a very tight connection.

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What is a good connection time? Travel advisers say there's a lot to take into account when booking connecting flights, but a general rule of thumb is 60-90 minutes between domestic flights and at least two to three hours for international itineraries.

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Two to three hours is the minimum recommended time for an international layover, but more might be needed. Sally French is a travel rewards expert who joined NerdWallet in 2020.

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The recommended layover time for international flights is generally longer, as you will have to go through customs and immigration before boarding your next flight. In most cases, a 30-minute layover for domestic flights and an hour for international flights is considered a minimum, or short, layover.

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You might have to go through customs during a layover, especially if your layover is in the Schengen Area (which consists of most countries in the EU). For example, if your final destination is Paris, France, but you have a layover in Madrid, Spain, you will actually go through customs in Spain, not France.

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You will need to go through passport control (and customs if applicable) and then check in again as normal for your connecting flight, so please ensure you have enough time.

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Minimum connection times: allow at least 60 minutes for connections within the same terminal, and at least 90 minutes for connections that require travel between terminals. You'll need to allow extra time if you need to collect your bags and go through security.

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It takes around 10 minutes to walk between the terminals with moving walkways available to use. From Terminal 2, follow the signs to Terminal 3 by taking the elevator or escalator down to level -1, walking through the pedestrian underpass (bypassing the London Underground station), and following the walkway around.

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For international layover flights booked on one airline, two hours is often recommended to make your connection.

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On interline flights (where two airlines agree to handle passengers with multiple legs in their journey), your baggage will be transferred automatically. For international layovers in the US and Canada, you will have to collect and recheck your luggage independent of whether the flights are booked on the same airline.

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If your itinerary was purchased as one ticket (as in: you have only one itinerary and one confirmation number), and the connection time was too short and you miss the second (or third) flight, you can rest easy, no matter what happens. The airline will simply put you onto the next available flight, free of charge.

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When layover flights are booked with the same airline, your baggage will be automatically transferred through to your final destination. However, if the two flights are with different airlines, you may have to claim and re-check your baggage during your layover.

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Here's how the process usually goes: When you arrive at the layover destination, you'll have to pick up your checked bag inside the airport at a designated area. You won't be able to miss it, since the airline staff won't let you wander around the airport without rechecking your luggage first.

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Heathrow does not, in fact, offer US pre-clearance. It is, however offered at both Dublin and Shannon International Airports in Ireland. 'The term “immigration” is sometimes used, but the proper term is “Customs.”' Erm, no. The two are mutually exclusive.

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Terminal 5 Arrivals. For international flights it usually takes about 40 to 60 minutes to get to the Arrivals hall. For Domestic flights it takes around 20 to 30 minutes.

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How do I avoid immigration queues at Heathrow? Once the check is made successfully, the gate opens automatically for you to walk through. Using e-gates helps you to avoid the queues and get through passport control more quickly. A Passenger Ambassador is available to help should you need it.

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