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IAH to MWA: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Marion (Williamson County Regional Airport)
648 mi
1,043 km · 563 nm
1h 52m
estimated nonstop flight time
Same time
time difference · heading northeast
See live IAH→MWA fares Phone-only fares on this route — call free
Flight time details
648 miles nonstop takes roughly 1h 52m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- MWA — Williamson County Regional Airport · Marion, United States
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 MWA
- MDH · Southern Illinois Airport13 mi away
- CGI · Cape Girardeau Regional Airport48 mi away
- PAH · Barkley Regional Airport50 mi away
- SIK · Sikeston Memorial Municipal Airport66 mi away
Frequently asked questions
How far is IAH from MWA?
The flight distance from Houston (IAH) to Marion (MWA) is 648 miles (1,043 km, 563 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to MWA?
A nonstop flight takes about 1h 52m 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 MWA?
Nonstop service on IAH–MWA 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 1h 52m nonstop estimate.
What is the cheapest way to fly from IAH to MWA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–MWA that never appear on search engines, with no booking fees.
Why are some IAH to MWA fares phone-only?
Consolidator contracts let us sell certain IAH–MWA 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.