Cheap flights from Houston George Bush Intcntl Airport to London Heathrow Airport from £226
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to London Heathrow Airport departing on 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London Heathrow Airport?
In general, October is the cheapest month to fly from Houston George Bush Intcntl Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £524. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Houston George Bush Intcntl Airport averaging around £530.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Houston George Bush Intcntl Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £517. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £892.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Houston George Bush Intcntl Airport to London Heathrow Airport in the morning for as low as £579. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £677 on average. Flights to London Heathrow Airport from Houston George Bush Intcntl Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Houston George Bush Intcntl to London Heathrow flight route?
Fly from Houston George Bush Intcntl to London Heathrow for the best Houston George Bush Intcntl - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Houston George Bush Intcntl Airport when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £651 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Houston George Bush Intcntl Airport for as low as £569 on momondo.
What cabin class options are available on Houston George Bush Intcntl to London Heathrow flights?
There are 4 cabin classes available to choose from on Houston George Bush Intcntl to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Houston George Bush Intcntl to London Heathrow?
Iberia, KLM, and JetBlue are the most popular carriers operating from Houston George Bush Intcntl to London Heathrow
Which airlines fly to London Heathrow Airport?
British Airways, United Airlines and Iberia are the top three most popular airlines that fly to London Heathrow Airport from Houston George Bush Intcntl Airport according to our data. British Airways is the first choice among our users, with 38% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 4 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Houston George Bush Intcntl Airport to London Heathrow Airport on average per day?
19 flights are operational daily from Houston George Bush Intcntl Airport to London Heathrow Airport as of April 2025. The most popular departure time for this route is 20:00, with 53% of flights per day taking off in the afternoon.
How many flights depart from Houston George Bush Intcntl Airport to London Heathrow Airport on average per week?
The number of flights available between Houston George Bush Intcntl Airport and London Heathrow Airport is 133 per week as of April 2025. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.
When to book flights from Houston George Bush Intcntl Airport to London Heathrow Airport
Cheap Houston George Bush Intcntl Airport to London Heathrow Airport (IAH to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to London Heathrow Airport
How far is Houston George Bush Intcntl to London Heathrow by plane?
A flight from Houston George Bush Intcntl to London Heathrow will travel around 4820.4 mi. A reasonable flight in good conditions will take 9h 10m.
When did momondo last update prices for flights from Houston George Bush Intcntl Airport to London Heathrow Airport?
Prices for flights from Houston George Bush Intcntl Airport to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Houston George Bush Intcntl Airport to London Heathrow Airport?
As of April 2025, there are 4 operators available to choose from for flights from Houston George Bush Intcntl Airport to London Heathrow Airport.
How old do you have to be to fly from Houston George Bush Intcntl Airport to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Houston George Bush Intcntl Airport to London Heathrow Airport?
Based on momondo bookings for flights between Houston George Bush Intcntl Airport and London Heathrow Airport, the leading plane model is Boeing 777, making up 54.89% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 19.20%, Boeing 787-9 Dreamliner with 16.38%, and Boeing 777-300 with 6.91%.
What is the most popular airline from Houston George Bush Intcntl Airport to London Heathrow Airport?
Based on momondo bookings for flights between Houston George Bush Intcntl Airport and London Heathrow Airport, the leading airline is British Airways, making up 38% of the total bookings. Other popular airlines include United Airlines with 26%, Iberia with 22%, and Lufthansa with 15%.
Best airlines flying from Houston George Bush Intcntl Airport to London Heathrow Airport
Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £436 | Free Cancellation | Rating 6.6 6,718 reviews | |||
| PriceFrom £448 | Free Cancellation | Rating 7.0 2,659 reviews | |||
| PriceFrom £481 | Free Cancellation | Rating 6.7 6,964 reviews | |||
| PriceFrom £487 | Free Cancellation | Rating 7.4 8,619 reviews |
United Airlines Flights From Houston George Bush Intcntl Airport to London Heathrow Airport
United Airlines operates around 14 flights from Houston George Bush Intcntl Airport to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been £963, but momondo users have found United Airlines deals from Houston George Bush Intcntl Airport to London Heathrow Airport from as low as £631 round-trip. United Airlines has been scored 7.4/10 in 8,619 reviews.
Iberia Flights From Houston George Bush Intcntl Airport to London Heathrow Airport
Across 2,659 Iberia reviews on momondo, the average score is 7.0/10. Iberia flies from Houston George Bush Intcntl Airport to London Heathrow Airport about 10 times each week, with ticket deals ranging from £581 to £680. Price data is based on momondo searches in the last 72 hours.
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Can I find flights from Houston to London with flexible booking policies on momondo?
All flight searches from Houston to London on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Houston to London?
Once all potential Houston to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Houston to London right now. Can momondo alert me if prices change?
Price alerts on flights to London from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.