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Finnair flights from London to Houston George Bush Intcntl Airport (LON - IAH)

LON — IAH
16 Sep — 23 Sep1
1 adult
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 17 August 2026.

Mon 14/909:10 -
Nonstop10h 15m
Mon 5/1014:41 -
1 stop14h 09m
Deal found 15/8£816
Wed 23/909:10 -
Nonstop10h 15m
Wed 30/915:30 -
Nonstop9h 10m
Deal found 14/8£844
Tue 29/909:10 -
Nonstop10h 15m
Tue 6/1014:00 -
1 stop13h 05m
Deal found 12/8£845

  • Can I get a flight from London to Houston George Bush Intcntl Airport on Finnair for under £960?

    There are 8 flights available on Finnair from London to Houston George Bush Intcntl Airport for under £960. 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 17 August 2026.

One-way from

£691

Return from

£797

Popular in

July

Cheapest in

January

Average price (all airlines)

£894
Finnair
  • Finnair
  • 14/10
  • Nonstop
  • 10h 15m total
  • London to Houston
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Finnair
  • Finnair
  • 8/10-13/10
  • 1 total stop
  • 27h 25m total
  • London to Houston
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Highest demand for flights from London to Houston George Bush Intcntl; 9% potential price increase.
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Best time to find cheap flights from London to Houston George Bush Intcntl; 1% potential price drop.
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Average price for all London to Houston George Bush Intcntl flights (one-way and round-trip).
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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 January. The most expensive months are August and February.

Weekly Finnair flight availability from London to Houston George Bush Intcntl Airport

The most Finnair flights from LON to IAH are scheduled on a Monday (2 on average). You will have fewer Finnair flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

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.
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 17 August 2026.
British Airways flights from London to Houston George Bush Intcntl
Lufthansa flights from London to Houston George Bush Intcntl

See what others are saying about Finnair

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 17 August 2026.
Finnair
7.6
Good
1,426 reviews
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Overview

Food

6.7

Crew

8.2

Boarding

7.7

Comfort

7.5

Entertainment

6.9

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