George Bush Intercontinental to Narita International
6629 miles great-circle distance, typically flown in 13h 44m with 8 airlines operating direct service from George Bush Intercontinental (IAH) to Narita International (NRT). Cheapest fares are usually in January (around $699 return), with peak prices in August (around $2097). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from George Bush Intercontinental
Houston George Bush Intercontinental is United Airlines' second-largest hub after Newark, with five terminals and a Skytrain people mover connecting them. METRO's bus 102 runs from the airport to downtown Houston in around 50 minutes; light rail does not extend to IAH. International long-haul through Houston is heaviest to Latin America (over 30 destinations) and Europe, with Lufthansa, KLM, Air France and British Airways all operating daily and growing Middle East service via Qatar, Emirates and Turkish.
Arriving in Tokyo
Tokyo Narita International is 60 km east of central Tokyo, with the Narita Express train reaching Tokyo Station in 53 minutes for ¥3,070. ANA, Japan Airlines, United, Delta and American operate the US-Tokyo corridor; Haneda (HND) increasingly handles new US-Tokyo capacity for shorter ground transfers. Cherry blossom season (late March–early April) is peak demand; January and August are the cheapest from US bases.
Who flies IAH to NRT?
| Airline | IATA | Flight time | Cabin |
| United Airlines | UA | 13h 44m | Economy |
| British Airways | BA | 13h 44m | Economy |
| Lufthansa | LH | 13h 44m | Economy |
| Air France | AF | 13h 44m | Economy |
| KLM | KL | 13h 44m | Economy |
| Qatar Airways | QR | 13h 44m | Economy |
| Emirates | EK | 13h 44m | Economy |
| Turkish Airlines | TK | 13h 44m | Economy |
8 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly IAH→NRT
Synthesised from 12-month price aggregates. Cheapest months in green, peak in red.
Estimated baseline. Prices update on a 30-day cadence as Travelpayouts data refreshes. Cheapest day-of-week typically Tuesday.
Houston to Tokyo FAQs
Direct flights from George Bush Intercontinental (IAH) to Narita International (NRT) take approximately 13h 44m for the 6629-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
January is typically the cheapest month on this route, with one-way fares from $699. August is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
8 carriers operate direct service from George Bush Intercontinental (IAH) to Narita International (NRT): United Airlines, British Airways, Lufthansa, Air France, KLM and 3 more. Frequencies vary by season and carrier — United Airlines typically operates the highest weekly count on this corridor.
Visa-free for US passport holders up to 90 days. JESTA electronic authorisation phase-in expected by 2030. Always check travel.state.gov for the latest entry requirements before booking.
Narita International (NRT) is the primary international airport for Tokyo. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.