Cheap Flights from Houston George Bush Intercntl. to London Heathrow

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Travellers and cabin class, 1 Adult, Economy

Compare Houston George Bush Intercntl. to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

Book the best London Heathrow fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Houston George Bush Intercntl. to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Houston George Bush Intercntl. Airport to London Heathrow Airport? If you want to travel next month, return fares start from Rs226,164. Find the lowest prices on one-way and return tickets right here.

London.Rs81,516 per passenger.Departing Fri, 13 Nov.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Houston George Bush Intercntl. on Fri, 13 Nov, arriving in London Heathrow.Price includes taxes and charges.From Rs81,516, select.

London.Rs82,268 per passenger.Departing Wed, 9 Dec.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Houston George Bush Intercntl. on Wed, 9 Dec, arriving in London Heathrow.Price includes taxes and charges.From Rs82,268, select.

London.Rs89,426 per passenger.Departing Tue, 8 Sep.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from Houston George Bush Intercntl. on Tue, 8 Sep, arriving in London Heathrow.Price includes taxes and charges.From Rs89,426, select.

London.Rs90,908 per passenger.Departing Sat, 17 Oct.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from Houston George Bush Intercntl. on Sat, 17 Oct, arriving in London Heathrow.Price includes taxes and charges.From Rs90,908, select.

London.Rs91,085 per passenger.Departing Thu, 25 Feb.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from Houston George Bush Intercntl. on Thu, 25 Feb, arriving in London Heathrow.Price includes taxes and charges.From Rs91,085, select.

London.Rs91,237 per passenger.Departing Sat, 9 Jan.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from Houston George Bush Intercntl. on Sat, 9 Jan, arriving in London Heathrow.Price includes taxes and charges.From Rs91,237, select.

London.Rs91,237 per passenger.Departing Sat, 3 Apr.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from Houston George Bush Intercntl. on Sat, 3 Apr, arriving in London Heathrow.Price includes taxes and charges.From Rs91,237, select.

London.Rs91,237 per passenger.Departing Sat, 20 Mar.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from Houston George Bush Intercntl. on Sat, 20 Mar, arriving in London Heathrow.Price includes taxes and charges.From Rs91,237, select.

London.Rs95,758 per passenger.Departing Sun, 9 May.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Houston George Bush Intercntl. on Sun, 9 May, arriving in London Heathrow.Price includes taxes and charges.From Rs95,758, select.

London.Rs98,779 per passenger.Departing Wed, 7 Apr.One-way flight with Iberia.Outbound direct flight with Iberia departs from Houston George Bush Intercntl. on Wed, 7 Apr, arriving in London Heathrow.Price includes taxes and charges.From Rs98,779, select.

London.Rs98,779 per passenger.Departing Sun, 14 Feb.One-way flight with Iberia.Outbound direct flight with Iberia departs from Houston George Bush Intercntl. on Sun, 14 Feb, arriving in London Heathrow.Price includes taxes and charges.From Rs98,779, select.

London.Rs99,001 per passenger.Departing Tue, 16 Mar.One-way flight with Iberia.Outbound direct flight with Iberia departs from Houston George Bush Intercntl. on Tue, 16 Mar, arriving in London Heathrow.Price includes taxes and charges.From Rs99,001, select.

London.Rs99,069 per passenger.Departing Wed, 9 Dec.One-way flight with American Airlines.Outbound direct flight with American Airlines departs from Houston George Bush Intercntl. on Wed, 9 Dec, arriving in London Heathrow.Price includes taxes and charges.From Rs99,069, select.

London.Rs99,069 per passenger.Departing Tue, 5 Jan.One-way flight with British Airways.Outbound direct flight with British Airways departs from Houston George Bush Intercntl. on Tue, 5 Jan, arriving in London Heathrow.Price includes taxes and charges.From Rs99,069, select.

London.Rs99,121 per passenger.Departing Tue, 27 Jul.One-way flight with Iberia.Outbound direct flight with Iberia departs from Houston George Bush Intercntl. on Tue, 27 Jul, arriving in London Heathrow.Price includes taxes and charges.From Rs99,121, select.

London.Rs99,285 per passenger.Departing Sun, 9 May.One-way flight with British Airways.Outbound direct flight with British Airways departs from Houston George Bush Intercntl. on Sun, 9 May, arriving in London Heathrow.Price includes taxes and charges.From Rs99,285, select.

Find the cheapest month to fly from Houston George Bush Intercntl. to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston George Bush Intercntl. to London Heathrow flights are currently cheapest in November.

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Direct flights from Houston George Bush Intercntl. to London Heathrow

Houston George Bush Intercntl. to London Heathrow: Alternative routes

Compare routes from Houston George Bush Intercntl. to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Houston to London: Flight information

The things to know before you go.

Cheapest flight found	Rs81,389
Cheapest month to fly	November
Average flight time	9 hrs, 14 mins
Most popular airline	Aer Lingus
Average flights per week	197

Finding cheap flights from Houston George Bush Intercntl. to London Heathrow: Frequently asked questions

How much are return flights from Houston George Bush Intercntl. to London Heathrow?

The best price we found for a return flight from Houston George Bush Intercntl. to London Heathrow is Rs213,046. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Houston George Bush Intercntl. to London Heathrow?

9 hours and 14 minutes is the average flight time from Houston George Bush Intercntl. to London Heathrow.

Which airlines fly direct from Houston George Bush Intercntl. to London Heathrow?

Aer Lingus, American Airlines and Finnair fly direct from Houston George Bush Intercntl. to London Heathrow.

How many flights are there a week from Houston George Bush Intercntl. to London Heathrow?

As of September 2026, there are 197 flights per week flying from Houston George Bush Intercntl. to London Heathrow.

When is the cheapest time to fly from Houston George Bush Intercntl. to London Heathrow?

The cheapest month to fly from Houston George Bush Intercntl. to London Heathrow is usually November.

Which upcoming date is cheapest to fly from Houston George Bush Intercntl. Airport to London Heathrow Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Houston George Bush Intercntl. Airport to London Heathrow Airport on Wednesday, 18 November 2026.

Can I get a direct flight from Houston George Bush Intercntl. Airport to London Heathrow Airport?

Yes – the average flight time is 9 hours and 14 minutes.

How can I find the best flight deal to London Heathrow?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to London?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Houston George Bush Intercntl. Airport to London Heathrow with?

Currently, WestJet and Iberia offer the cheapest flight tickets to London Heathrow.

Travelling from Houston George Bush Intercntl. Airport (IAH) to London Heathrow Airport (LHR): what you need to know

The average duration of a direct flight from Houston George Bush Intercntl. Airport to London Heathrow Airport is 9 hours 15 minutes.
The timezone in London is UTC+0, which is six hours ahead of Houston.
Pack your bags and choose from 27 weekly Houston George Bush Intercntl. Airport to London Heathrow Airport flights.
Get to the airport on time so you don't miss your IAH to LHR flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.
You'll likely experience longer lines in popular months like July. Arriving up to four hours in advance for international flights and two hours for a domestic departure will help ensure a smooth travel experience.
You'll find a range of airlines offering direct flights from Houston George Bush Intercntl. Airport to London Heathrow Airport. When you're ready to start your London holiday, let one of these carriers fly you to this must-see corner of the United Kingdom:
The majority of passengers choose to fly with United on this route.
With 72.73% of its services landing as planned, Aer Lingus is the most punctual carrier operating IAH to LHR flights.
We make it a breeze to book a flight with a stopover. To see all your options for tickets from Houston George Bush Intercntl. Airport to London Heathrow Airport, uncheck 'Direct flights only.' Then, choose a flight that has a stop long enough to tour your chosen city. Worthwhile stopovers between IAH and LHR include:
- Atlanta Hartsfield-Jackson Airport
- Detroit Wayne County Airport
- Nashville Airport

How to find the cheapest flights from Houston George Bush Intercntl. Airport (IAH) to London Heathrow Airport (LHR)

Rs81,389 is the lowest price for a one-way Houston George Bush Intercntl. Airport to London Heathrow Airport flight. A return flight starts at Rs213,046. These fares can change depending on availability and demand.
To get cheap tickets from IAH to LHR, book your journey three months before your planned departure.
The cheapest month for flights from Houston George Bush Intercntl. Airport to London Heathrow Airport is August. Use the 'Whole month' tool to see the lowest airfares if you have flexible dates.
You don't need to check every day to find out if fares have dropped when you create a Price Alert. We'll update you as soon as the price changes on cheap flights from IAH to LHR.
Tailor your trip using filters. Pick your preferred arrival and departure times, airlines and total journey duration. You can also sort results by 'Cheapest,' 'Fastest' or 'Best' flights from Houston George Bush Intercntl. Airport to London Heathrow Airport.

Handy information about Houston George Bush Intercntl. Airport (IAH)

IAH's address is 16930 JFK Boulevard.
When it comes to Houston George Bush Intercntl. Airport's on-time performance, 79% of flights arrive within the expected timeframe.
Houston George Bush Intercntl. Airport is about 40 kilometres from central Houston. If you're catching a taxi, ride-sharing or driving from the centre, it'll take 30 minutes or so to get there, depending on the traffic.
The journey on public transport typically takes 1 hour 10 minutes.
Get your holiday off to a stress-free start by staying near IAH. Whether you've booked an early flight from Houston George Bush Intercntl. Airport to London Heathrow Airport or just don't want to be rushed, these stays are ideal:

Arriving at London Heathrow Airport (LHR)

If you're coming in on a late Houston George Bush Intercntl. Airport to London Heathrow Airport flight, nothing tops the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and sleeping not long after at one of these options near LHR:
Pick up a London Heathrow Airport rental car and explore London and beyond with your own set of wheels. Surprice, U-Save and Green Motion are leading providers you can book with here.
To lock in the lowest price, book your vehicle from London Heathrow Airport about one week before travelling.

Getting from London Heathrow Airport (LHR) to central London

From London Heathrow Airport, London is approximately 24 kilometres away. It takes around 45 minutes to reach the centre by car.
It'll take around 25 minutes when travelling by public transport.

When to fly to London Heathrow Airport (LHR)

The quietest month for a flight from Houston George Bush Intercntl. Airport to London Heathrow Airport is March, while July is the busiest. Choose the ideal time to go to London based on whether you prefer a laid-back vibe or a more bustling atmosphere.
Lock in your flight from Houston George Bush Intercntl. Airport to London Heathrow Airport for July if you'd like to go to London during its warmest month. You can expect temperatures of between 11ºC and 26ºC.
Look for cheap tickets from IAH to LHR in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 0ºC and 9ºC on average.

Explore more of the United Kingdom

You've done London, now it's time to explore other parts of the United Kingdom. Travel about 257 kilometres north-west to Manchester to check off its top sights. From Manchester United Museum & Stadium Tour to The Homes of Football and Museum of Science and Industry, there's plenty to keep you busy.
If you're eager to discover another great destination in the United Kingdom, consider Birmingham, about 161 kilometres north-west of London. Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience are key highlights.