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BA53 Flight Information & Schedule

British Airways · London Heathrow Airport (LHR) to Seattle–Tacoma International Airport (SEA)

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BA53 London Heathrow Airport to Seattle–Tacoma International Airport nonstop flight: schedule, airports, aircraft and travel guide.

BA53 Flight Overview

BA53 is operated by British Airways and connects London Heathrow Airport (LHR) and Seattle–Tacoma International Airport (SEA). Scheduled departure: 2026-10-29 09:25 (UTC+00:00); scheduled arrival: 2026-10-29 12:25 (UTC-07:00).

AirlineBritish Airways
Flight numberBA53
RouteLHR to SEA
Scheduled duration10 hr

London to Seattle Route Information

BA53 is a nonstop international flight from London Heathrow Airport (LHR) to Seattle–Tacoma International Airport (SEA). Use the information below to plan your journey.

Route distanceApprox. 7,725 km
Scheduled flight time10 hr
Time difference-420 min
Flight typeInternational
01

Departure

Scheduled departure: 2026-10-29 09:25 (UTC+00:00). Confirm airport transport and terminal opening hours in advance.

02

Arrival

Scheduled arrival: 2026-10-29 12:25 (UTC-07:00). Arrange pickup, hotel and onward transport for the arrival date.

03

Time zones

Departure: London (UTC+00:00); arrival: Seattle (UTC-07:00).

BA53 On-time Performance & History

Methodology · FlightStats arrival on-time rate: 56%

Arrival on-time rate
Sample flights61 (flights)
Average departure delay-
Average arrival early-
Cancllation rate-
Longest delay110 min
Early arrivals-

Historical statistics are for reference only and do not predict future flight performance.

Aircraft, Cabin & Services

Based on currently published aircraft and cabin information; the operating aircraft may change.

Published aircraft type

Boeing 787

Economy 31 in

Seat layout285

Business 30 · Economy 255

Business Class1-2-1

Seat configuration depends on the operating aircraft

Economy Class3-3-3

31 in

MealsComplimentary water and a snack on short-haul; full meal service on long-haul

Inflight entertainmentSeatback screen on long-haul; personal device on short-haul

Inflight Wi-FiFree messaging; paid browse

Availability and fees depend on the flight

PowerBusiness: USB port and power outlet; Economy: In-seat power on most aircraft

BassinetAvailable

Accessibility-

BA53 Airports

Terminals follow the published schedule; check official airline channels for same-day gates and operations.

London Heathrow Airport Departure & Seattle–Tacoma International Airport Arrival Guide

Departure date: 2026-10-29. Terminal and arrival information helps plan your journey.

LHR

Departing from London Heathrow Airport

BA53 is scheduled to depart from . Allow time for international check-in, baggage drop, security and immigration.

SEA

Arriving at Seattle–Tacoma International Airport

Scheduled arrival is at . After immigration, take the MRT, taxi, ride-hailing service or airport bus to the city.

 

Planning your arrival

Scheduled arrival: 2026-10-29 12:25. Use the arrival date when booking hotels and pickup services.

Flight Changes, Cancellations & Missed Flights

If the schedule or aircraft changes, follow the booking channel and operating carrier rules.

01

Schedule changes

After an airline or booking-platform notice, confirm the new date, terminal and connecting transport.

02

Cancellation and changes

Refund, rebooking and involuntary-change rules depend on the booking channel, fare conditions and airline notice.

03

Missed flight

If you may not reach the airport on time, contact the booking channel or airline quickly to protect later sectors.

Check-in, Baggage & Entry Tips

International check-in deadlines, baggage allowance and entry requirements may vary by fare and traveller.

01

Arrive early for check-in

Arrive at least 3 hours before departure. Counter opening times and online check-in rules follow London Heathrow Airport guidance.

02

Check baggage allowance

Checked and carry-on baggage allowances depend on cabin, fare rules and membership tier. See the baggage terms in your booking.

03

Prepare entry documents

Before departure, check passport validity, visa or visa-free eligibility, andSeattle–Tacoma International Airport’ latest arrival declaration requirements.

What should I check before flying BA53?

01

Check the departure date

For an overnight flight, check the departure date on your ticket and plan airport transport in advance.

02

Confirm the operating carrier

Follow the airline rules shown in your booking for check-in and checked baggage.

03

Check boarding information

Gates and operating times may change; follow airline notices and airport displays.

Popular route recommendations

BA53 Frequently Asked Questions

Which airline operates this flight?

BA53 is operated by British Airways.

Where does it depart and arrive?

London Heathrow Airport (LHR) → Seattle–Tacoma International Airport (SEA).

What are the departure and arrival times?

Scheduled departure 09:25, arrival 12:25 · 10 hours.

Which terminal is used for check-in?

Departure terminal No data, arrival terminal No data. Check-in, gate and baggage belt are announced on the day.

Are meals and inflight entertainment available?

Meals: Complimentary water and a snack on short-haul; full meal service on long-haul. Inflight entertainment: Seatback screen on long-haul; personal device on short-haul.

Explore This Route

Departure airportFlights from London Heathrow Airport
Arrival airportSeattle–Tacoma International Airport information
Operating airlineBritish Airways information