Direct flights from Houston to London

Did you mean Flights from London to Houston?

Houston

United States

IAH

George Bush Intercontinental Houston Airport

London

United Kingdom

LHR

London Heathrow Airport

Route: Nonstop service available
Distance: 4,824 miles
Marketing airlines: 11 airlines
Aircraft: 7 aircraft types
Dates: Oct 19, 2026 – Oct 15, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Lowest price in this limited sample: 22,500 points + $238.00 for IAH → LHR, Economy, on 2026-11-03, booked with American Airlines. This is an observed fare, not a guaranteed price or the lowest price across all dates and programs.

Departure window: 2026-10-23 – 2026-11-21.

IAH → LHREconomy
BA194
22,500 points+ $238.00
Departure
2026-11-03
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-23 00:55
IAH → LHREconomy
BA194
22,500 points+ $238.00
Departure
2026-11-05
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-23 02:38
IAH → LHREconomy
BA196
22,500 points+ $238.00
Departure
2026-11-05
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-23 02:38
IAH → LHREconomy
BA194
22,500 points+ $238.00
Departure
2026-11-06
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 21:00
IAH → LHREconomy
BA196
22,500 points+ $238.00
Departure
2026-11-06
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 21:00
IAH → LHREconomy
BA196
22,500 points+ $238.00
Departure
2026-11-07
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-23 00:30
IAH → LHREconomy
BA194
22,500 points+ $238.00
Departure
2026-11-08
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-23 03:45
IAH → LHREconomy
BA194
22,500 points+ $238.00
Departure
2026-11-09
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-23 03:47
IAH → LHREconomy
BA196
22,500 points+ $238.00
Departure
2026-11-12
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-23 02:09
IAH → LHREconomy
BA194
22,500 points+ $238.00
Departure
2026-11-13
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 23:50
IAH → LHREconomy
BA196
22,500 points+ $238.00
Departure
2026-11-16
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-23 03:25
IAH → LHREconomy
BA194
22,500 points+ $238.00
Departure
2026-11-17
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 22:33

Houston to London route overview

George Bush Intercontinental Houston Airport (IAH) serves Houston; London Heathrow Airport (LHR) serves London.

The airports are 4,824 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from IAH to LHR.

Marketing airlines listed in the current schedule, including codeshare sellers, are American Airlines (AA), Air Canada (AC), Finnair (AY), British Airways (BA), Aer Lingus (EI), Iberia (IB), Lufthansa (LH), Swiss International Air Lines (LX), Austrian Airlines (OS), Brussels Airlines (SN) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 19, 2026 – Oct 15, 2027.

Marketing airlines on the Houston to London route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

American Airlines (AA)Codeshare only
Air Canada (AC)Codeshare only
Finnair (AY)Codeshare only
Aer Lingus (EI)Codeshare only
Iberia (IB)Codeshare only
Lufthansa (LH)Codeshare only
Swiss International Air Lines (LX)Codeshare only
Austrian Airlines (OS)Codeshare only
Brussels Airlines (SN)Codeshare only

Airline alliance affiliations represented: Oneworld, Star Alliance

Aircraft flying from IAH to LHR

Frequently asked questions

Which airports serve the Houston to London route?

George Bush Intercontinental Houston Airport (IAH) is the origin airport and London Heathrow Airport (LHR) is the destination airport.

How far is London from Houston?

IAH and LHR are approximately 4,824 miles apart by great-circle distance.

Are there direct flights from IAH to LHR?

Yes. Roame's current schedule feed shows nonstop service from IAH to LHR.

Which airlines market flights from IAH to LHR?

Which aircraft fly from IAH to LHR?

Aircraft listed in the current schedule include Boeing 777-300 (773), 777, Boeing 777-300ER (77W), Boeing 787-10 (781), Boeing 787-8 (788), Boeing 787-9 (789) and JET.