The Tehran to Dayrestan route connects Mehrabad International Airport (THR) in IR with Qeshm Dayrestan International Airport (GSM) in IR. This short-haul flight covers approximately 675 miles (1086 km) with a typical flight time of 1h 29m. This route is served by 6 airlines: Zagros Airlines, Sepehran Airlines, Caspian Airlines and others. AirportRoutes has tracked 5 unique flight numbers on this route.
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Mehrabad International Airport
OIIITHRQeshm Dayrestan International Airport
OIKQGSM6
Operators5
Tracked Flights675
Miles1h 29m
Flight Duration| Airline | ICAO | IATA |
|---|---|---|
| Zagros Airlines |
IZG
|
-
|
| Sepehran Airlines |
SHI
|
IS
|
| Caspian Airlines |
CPN
|
RV
|
| Iran National Airlines Corp. |
IRA
|
IR
|
| ATA Airlines |
TBZ
|
TB
|
| Chabahar |
IRU
|
-
|
| Day | Flights Observed | Frequency | Activity |
|---|---|---|---|
| Monday | 11 | 16% |
|
| Tuesday | 13 | 19% |
|
| Wednesday | 14 | 20% |
|
| Thursday | 3 | 4% |
|
| Friday | 11 | 16% |
|
| Saturday | 9 | 13% |
|
| Sunday | 8 | 12% |
|
Pattern Analysis
| Airline | Flight Numbers | Aircraft Type | Typical Time | Days Active | Last Seen | Status |
|---|---|---|---|---|---|---|
|
Caspian Airlines
CPN
/ RV
|
MD83 | 15:00 3:00 PM (Representative) |
M
T
W
T
F
S
S
|
Mar 30, 2026 | Active | |
|
Chabahar
IRU
|
MD82 | 15:50 3:50 PM (Representative) |
M
T
W
T
F
S
S
|
Dec 5, 2025 | Active | |
|
Iran National Airlines Corp.
IRA
/ IR
|
F100 | 13:10 1:10 PM (Representative) |
M
T
W
T
F
S
S
|
Mar 3, 2026 | Active | |
|
Sepehran Airlines
SHI
/ IS
|
B733 | 15:15 3:15 PM (Representative) |
M
T
W
T
F
S
S
|
Mar 3, 2026 | Active | |
|
ATA Airlines
TBZ
/ TB
|
- | B733 | - |
M
T
W
T
F
S
S
|
Sep 5, 2025 | Active |
|
Zagros Airlines
IZG
|
MD82 | 11:40 11:40 AM (Representative) |
M
T
W
T
F
S
S
|
Mar 30, 2026 | Active |
| Departure Time | Operator | ICAO | IATA |
|---|---|---|---|
| 11:40 11:40 AM | Zagros Airlines |
IZG
|
-
|
| 13:10 1:10 PM | Iran National Airlines Corp. |
IRA
|
IR
|
| 15:00 3:00 PM | Caspian Airlines |
CPN
|
RV
|
| 15:15 3:15 PM | Sepehran Airlines |
SHI
|
IS
|
| 15:50 3:50 PM | Chabahar |
IRU
|
-
|
Time Information
Times are shown in the departure airport's local timezone (OIII - Asia/Tehran).