Houston to Calais (IAH–CQF) — Airlines, Schedules & Connections

IAH Airport Page →
4,934 mi airlines 1/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights Verified 1w ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP
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Houston to Calais
Connecting service available through multiple hubs.
1 Flights/wk 4,934 mi 18h 7m nonstop +6h ahead 3 1-stop hubs

While no nonstop service exists between IAH and CQF, connecting options are available through 3 hubs.

Also explore IAH Routes CQF Routes IAH Live Flights CQF Live Flights IAH Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAH to CQF.
1-STOP
One-Stop Connections
3
Hubs
~4h
Fastest
~24h
Longest
BHM ~4h 26m SRQ ~21h 57m BWI ~24h 54m
Verified with published schedule alignment and minimum connection time.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
IAH → CQF
25%
Frequent delays expected. Consider flexible booking.
Departing
25%
Return
CQF → IAH
50%
Frequent delays expected. Consider flexible booking.
Arriving
50%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAH delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+6h
Calais is 6 hours ahead of Houston.
IAH: CDT · CQF: CET

When it's 6:00 PM in Houston, it's 12:00 AM (next day) in Calais.
Distance & Flight Time
4,934 mi / 7,940 km
Nonstop flight time is approximately 18h 7m.
Visa & Entry

US citizens enter France and the Schengen area visa-free for up to 90 days within any 180-day period. The EU's ETIAS travel authorization is expected to be required soon; register online before departure (€7, valid 3 years). Passport must be valid for at least 3 months beyond planned departure from the Schengen zone.No customs duty on personal items. EU duty-free limits apply on goods purchased outside the EU.

Verify entry requirements with official sources before travel.
Getting to IAH

IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.

Facts

IAH–CQF Quick Facts

Key statistics for the Houston to Calais route.
Route details
Distance4,934 mi / 7,940 km
Flight time18h 7m
Time difference+6 hours
Airlines (nonstop)0
Weekly flights1 out
1-stop connections3 hubs
Origin: IAH
Full nameGeorge Bush Intercontinental Airport
IATA / ICAOIAH / KIAH
TimezoneAmerica/Indiana/Tell_City
Passengers/yr46.7M
Elevation97 ft / 30 m
Destination: CQF
Full nameCalais Marck Airport
IATA / ICAOCQF / LFAC
TimezoneEurope/Paris
Elevation12 ft / 4 m
FAQ

Frequently Asked Questions

Common questions about IAH to CQF flights.
Nonstop flights from George Bush Intercontinental Airport to Calais Marck Airport take approximately 18h 7m. The route covers 4,934 miles.
There are approximately 1 nonstop flights per week from IAH to CQF.
Yes, 1-stop connections are available through BHM, SRQ and BWI. These options provide additional schedule flexibility.
Calais is 6 hours ahead of Houston.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from IAH to CQF

George Bush Intercontinental Airport (IAH) and Calais Marck Airport (CQF) are connected through multiple connecting hub airports.

IAH to CQF Flight Duration and Schedule

Nonstop flight time from IAH to CQF ranges from 18 hours 7 minutes. The route covers a distance of 4,934 miles (7,940 km).

Connecting Options and Alternatives

3 one-stop connections are available, with the fastest taking approximately 4 hours via BHM.