TK34Turkish Airlines · IAH → IST
live · 13m ago
Route confirmed Turkish Airlines

TK34 HoustonIAH · 21:15 IstanbulIST · 17:10

TK34 by Turkish Airlines flies from Houston (IAH) to Istanbul (IST) for the Sun, Oct 11 departure.

Right nowScheduled · gate D18A
21:15

departs IAH · on schedule

Typical arrival+0 minmedian over 3 operations

Where the minutes go

last 3 operations · gate push → arrival
0+30+60+90 min
10-11
+0 arrival
10-10
−30 arrival
10-09
+0 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The route today

live boards
IAHHoustonOn-time likelyIAH delay board →
ISTIstanbulOn-time likelyIST delay board →
IAH→ISTevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
23%Chance of 15+ min delay
4.5%Chance of cancellation
+0 minAvg hub delay right now

Conditions at IAH and IST are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Houston to Istanbul flights today

same route · Turkish Airlines
TK6627departs 07:35
TK134departs 14:30
TK6024departs 14:30

If TK34 is cancelled, these are the other Turkish Airlines nonstop flights from Houston to Istanbul on the same day, with scheduled departure times in IAH local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How TK34 actually runs

Pro Flight Search has tracked every published board update for TK34 across the IAH and IST boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed +0 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how TK34 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
10-11IAH 21:15IST 17:10 (+0)
10-10IAH 21:15IST 17:10 16:40 (−30)
10-09IAH 21:15IST 17:10 (+0)

Board clocks recorded as IAH and IST published them.

Planning around TK34? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — TK34 Houston to Istanbul on-time performance, measured from the IAH and IST airport boards.

Canonical URL
https://proflightsearch.com/flight/TK34
How we measure this →