How long before BA flight do I need to be at Heathrow?

Check-in closes 60 minutes before long-haul flights depart and 45 minutes before short-haul flights depart. Pass through security at least 35 minutes before your flight departs. Be at the boarding gate at least 20 minutes before your flight departs. See the 'Boarding' section, below.



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We recommend that you allow at least 3 hours if you're connecting between these airports. Your baggage will not be automatically forwarded so please collect all your bags before leaving Heathrow or Gatwick airport.

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' No. Has the person who told you this ever been to Heathrow? Not only is the concept of precheck rarely to never seen outside the States, it's not in use at UK airports, period.

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The peak times at London Heathrow Airport is from 10 AM to 1 PM, and 5 PM to 8 PM. Since London Heathrow Airport is the busiest airport in the UK, you'll find it jam-packed with passengers 24/7.

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Most airlines recommend arriving at the airport three hours before departure for international flights. It's common for international flights to start boarding earlier than domestic flights (the aircraft are often larger and have higher passenger capacities), which accounts for the earlier recommendation.

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Heathrow's rush hours are 7am to 10am and 5pm to 8pm on weekdays, with particularly dense traffic on Friday evenings and the first day of any school holiday.

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British Airways' home at London Heathrow, Terminal 5, opened on March 27, 2008.

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Heathrow Terminal 5 handles more passengers than any other terminal in the UK – even when busy single-terminal airports are included. In September an average of 100,000 passengers arrived or departed each day from T5, which is the main hub for British Airways.

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Check-in closes 60 minutes before long-haul flights depart and 45 minutes before short-haul flights depart. Pass through security at least 35 minutes before your flight departs. Be at the boarding gate at least 20 minutes before your flight departs. See the 'Boarding' section, below.

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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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Unsurprisingly, Heathrow Terminal 5 took the top spot. As the main hub for long-haul flights from British Airways, Iberia and American Airlines (just to name a few), T5 recorded over 100,000 passengers in September alone. Heathrow's Terminals 3 and 2 ranked similarly highly, coming in at fifth and sixth respectively.

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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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Assuming you are a US citizen you are eligible to use the ePassport gates at Heathrow. You most likely do not need a visa, and EXP and GE have nothing to do with UK immigration.

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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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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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