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IAH to CGN: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Cologne (Cologne Bonn Airport)
5,138 mi
8,269 km · 4,465 nm
10h 32m
estimated nonstop flight time
+7h
time difference · heading northeast
See live IAH→CGN fares Phone-only fares on this route — call free
Flight time details
5,138 miles nonstop takes roughly 10h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- CGN — Cologne Bonn Airport · Cologne, Germany
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Near CGN
- BNJ · Bonn-Hangelar Airport7 mi away
- DUS · Düsseldorf Airport34 mi away
- MGL · Mönchengladbach Airport37 mi away
- ESS · Essen Mulheim Airport38 mi away
Frequently asked questions
How far is IAH from CGN?
The flight distance from Houston (IAH) to Cologne (CGN) is 5,138 miles (8,269 km, 4,465 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to CGN?
A nonstop flight takes about 10h 32m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from IAH to CGN?
Nonstop service on IAH–CGN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 10h 32m nonstop estimate.
What is the time difference between Houston and Cologne?
Cologne is 7 hours ahead of Houston.
What is the cheapest way to fly from IAH to CGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–CGN that never appear on search engines, with no booking fees.
Why are some IAH to CGN fares phone-only?
Consolidator contracts let us sell certain IAH–CGN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.