Finnair flights from London to Houston George Bush Intcntl Airport (LON - IAH)
LON — IAH
16 Oct — 23 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
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Cheapest Finnair flights from London to George Bush Intcntl
Explore the most affordable Finnair flight options available from London to George Bush Intcntl. Find the lowest fares with prices last updated on 16 September 2026.
Wed 30/909:10 -
Nonstop10h 15m
Mon 5/1014:08 -
1 stop12h 57m
Deal found 15/9£786
Fri 9/1014:45 -
Nonstop10h 35m
Sun 18/1014:41 -
1 stop15h 34m
Deal found 12/9£786
Thu 29/1015:25 -
Nonstop10h 30m
Thu 5/1121:40 -
Nonstop9h 00m
Deal found 14/9£787
Best Finnair flights from London to George Bush Intcntl
Discover carefully curated Finnair flight deals from London to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.
Thu 29/1015:25 -
Nonstop10h 30m
Thu 5/1121:40 -
Nonstop9h 00m
Deal found 14/9£787
Wed 4/1109:35 -
Nonstop10h 30m
Sun 15/1115:50 -
Nonstop9h 00m
Deal found 15/9£806
Mon 1/209:35 -
Nonstop10h 30m
Sun 7/215:50 -
Nonstop9h 00m
Deal found 11/9£822
Direct Finnair flights from London to George Bush Intcntl
Explore direct Finnair flight options from London to George Bush Intcntl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2026.
Thu 5/1115:25 -
Nonstop10h 30m
Thu 19/1115:50 -
Nonstop9h 00m
Deal found 15/9£786
Fri 9/1014:45 -
Nonstop10h 35m
Sun 18/1015:30 -
Nonstop9h 10m
Deal found 12/9£786
Thu 29/1015:25 -
Nonstop10h 30m
Thu 5/1121:40 -
Nonstop9h 00m
Deal found 14/9£787
Last-minute Finnair flights from London to George Bush Intcntl
Discover last-minute Finnair flight deals from London to George Bush Intcntl. Data last updated 16 September 2026 and is based on user searches.
Wed 30/909:10 -
Nonstop10h 15m
Mon 5/1014:08 -
1 stop12h 57m
Deal found 15/9£786
Fri 9/1014:45 -
Nonstop10h 35m
Sun 18/1014:41 -
1 stop15h 34m
Deal found 12/9£786
Thu 29/1015:25 -
Nonstop10h 30m
Thu 5/1121:40 -
Nonstop9h 00m
Deal found 14/9£787
One-way Finnair flights to George Bush Intcntl
Search for one-way Finnair flight options to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.
Fri 2/1009:10 -
Nonstop10h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£731
Thu 15/1014:50 -
Nonstop10h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 16/9£794
Wed 14/1014:45 -
Nonstop10h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£795
How do most travelers feel about Finnair?
1,430 Cheapflights users have left reviews for Finnair and have rated the airline 7.6/10. If you are looking to travel from London to Houston George Bush Intcntl Airport on Finnair, input your dates in the form above for our best prices!
Can I get a flight from London to Houston George Bush Intcntl Airport on Finnair for under £816?
There are 3 flights available on Finnair from London to Houston George Bush Intcntl Airport for under £816. These prices can change based on many factors including date and time. To find LON-IAH flight prices for your dates, click here.
Finnair flights from London to George Bush Intcntl in 2026
Find detailed information about Finnair flights from London to George Bush Intcntl. Explore the options provided by Finnair to plan your journey from London to George Bush Intcntl. Data last updated 16 September 2026.
Which month is the cheapest to fly Economy class from London to Houston George Bush Intcntl Airport?
For Economy class flights, the cheapest month to fly this route is June. The most expensive months are March and February.
Rainfall in George Bush Intcntl by month
Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 81.0 mm.
Temperature in George Bush Intcntl by month
Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).
Best time to book a flight from London to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from London with our price prediction graph.
LON-IAH
LHR-IAH
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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Fly from London to George Bush Intcntl on another airline
Consider alternative airlines that service the George Bush Intcntl area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 September 2026.
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 16 September 2026.
If George Bush Intcntl is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 16 September 2026.
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2026.
Read reviews and see what other travellers are saying about their experiences with Finnair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Finnair for your next flight. Reviews last updated 16 September 2026.
The flight from Helsinki to Toronto was very cramped. No leg space and no room to even walk. Very bad experience
8.0
Very Good|Jul 2026
Very limited food provided. Limited drinks, lights out for 10 of 12.30 flights. Very few staff.
2.0
Poor|Jun 2026
Lost our luggage and took two days to get it back. Ruined the trip.
10.0
Wonderful|Jun 2026
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
10.0
Wonderful|May 2026
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