Cheap flights from Tehran to Bangkok from $508 IKA → BKK
Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK)
The cheapest return found recently is $627 with Mahan Air, 22 Dec – 15 Jan 2027, found 2 days ago. The cheapest one-way found recently is $508 with Mahan Air, 11 Dec, found 3 days ago.
- Cheapest one-way found recently
- $508, found 3 days ago
- Cheapest return found recently
- $627, 22 Dec to 15 Jan 2027
- Usual return price
- $636 to $1,037
- Cheapest month to fly
- February 2027, return fares from $609 found in the last 7 days
- Airlines with nonstop flights
- Mahan Air
- Shortest nonstop flight found
- 6 h 30 min
Return
The cheapest return fare on each of 8 departure dates is usually $636 to $1,037.
Cheapest return found recently
$627
22 Dec – 15 Jan 2027 · Mahan Air
Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK)
Leaves 10:45 p.m. · Return leaves 11:20 p.m. · 13 h 50 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Cheapest nonstop return
$627
22 Dec – 15 Jan 2027 · Mahan Air
Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK)
Leaves 10:45 p.m. · Return leaves 11:20 p.m. · 13 h 50 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$627 22 Dec – 15 Jan 2027found 2 days agoSee prices for these dates
$609 4 Feb 2027 – 3 Mar 2027found 3 days agoSee prices for these dates
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $565 to $773.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 8 departure dates from 15 Nov to 1 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 24-night return fares leaving within 3 days of 22 Dec to compare.
Every date we hold
10 fares on 8 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 15 Nov – 4 Dec | $657 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 20 Dec – 25 Jan 2027 | $639 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 22 Dec – 15 Jan 2027 | $627 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 24 Dec – 13 Jan 2027 | $639 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 3 Jan 2027 – 10 Jan 2027 | $1,007 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | out nonstop, back 1 stop | found 5 days ago | See prices for these dates |
| 4 Feb 2027 – 3 Mar 2027 | $609 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 25 Feb 2027 – 23 Mar 2027 | $1,551 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | out nonstop, back 1 stop | found 3 days ago | See prices for these dates |
| 1 Apr 2027 – 8 Apr 2027 | $1,125 | China Southern Airlines | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
Which month looks cheapest?
February 2027 is the cheapest month — from $609.
Airlines on the cheapest dates: Mahan Air, China Southern Airlines.
One-way
The cheapest one-way fare on each of 7 departure dates is usually $516 to $676.
Cheapest one-way found recently
$508
11 Dec · Mahan Air
Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK)
Leaves 7:00 a.m. · 23 h 40 min trip
2 stops
found 3 days ago
Cheapest nonstop one-way
$382
24 Dec · Mahan Air
Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK)
Leaves 10:45 p.m. · 6 h 30 min trip
nonstop
found 6 days ago
Found recently, and the cheapest we hold
$508 11 Decfound 3 days agoOpen this trip
$382 24 Decfound 6 days agoOpen this trip
What have prices looked like?
Over 44 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $315 to $2,054.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 7 departure dates from 11 Dec to 1 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 11 Dec to compare.
Every date we hold
7 fares on 7 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 11 Dec | $508 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | 2 stops | found 3 days ago | Open this trip |
| 16 Dec | $523 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | 2 stops | found 6 days ago | Open this trip |
| 24 Dec | $382 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | nonstop | found 6 days ago | Open this trip |
| 1 Mar 2027 | $526 | Mahan Air | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | 1 stop | found 6 days ago | Open this trip |
| 1 Apr 2027 | $676 | China Southern Airlines | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | 2 stops | found 6 days ago | Open this trip |
| 1 Jul 2027 | $676 | China Southern Airlines | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | 2 stops | found 6 days ago | Open this trip |
| 1 Sept 2027 | $676 | China Southern Airlines | Imam Khomeini International Airport (IKA) → Suvarnabhumi Airport (BKK) | 2 stops | found 6 days ago | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $382.
Airlines on the cheapest dates: Mahan Air, China Southern Airlines.
Premium cabin fares from Tehran to Bangkok
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 22 Dec – 15 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 11 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Tehran to Bangkok?
Return
Fares 60 to 89 days before departure were typically 7% lower than 7 to 13 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 7–13 days | $640 | $632 | +7% | 26 |
| 14–29 days | $652 | $599 | +9% | 26 |
| 30–59 days | $662 | $636 | +11% | 24 |
| 60–89 days | $598 | $565 | Cheapest seen | 31 |
| 90–179 days | $773 | $667 | +29% | 19 |
One-way
Fares 60 to 89 days before departure were typically 8% lower than 30 to 59 days before departure.
From the cheapest one-way each day between 24 Sept and 11 Nov (44 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 30–59 days | $398 | $382 | +9% | 16 |
| 60–89 days | $365 | $340 | Cheapest seen | 20 |
| 90–179 days | $401 | $355 | +10% | 22 |
| 180+ days | $676 | $643 | +85% | 7 |
Live price for these dates
The cheapest return found recently is for 22 Dec – 15 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Tehran to Bangkok?
The cheapest return found recently is $627 with Mahan Air, 22 Dec to 15 Jan 2027, found 2 days ago. The cheapest return we hold, of any age, is $609 with Mahan Air, 4 Feb 2027 to 3 Mar 2027, found 3 days ago. The cheapest return fare on each of 8 departure dates is usually $636 to $1,037.
How much is a one-way flight from Tehran to Bangkok?
The cheapest one-way found recently is $508 with Mahan Air, 11 Dec, found 3 days ago. The cheapest one-way we hold, of any age, is $382 with Mahan Air, 24 Dec, found 6 days ago. The cheapest one-way fare on each of 7 departure dates is usually $516 to $676.
What is the cheapest month to fly from Tehran to Bangkok?
February 2027 is the cheapest month for a return, from $609, 4 Feb 2027 to 3 Mar 2027, found 3 days ago. December 2026 is the cheapest month for a one-way, from $382, 24 Dec, found 6 days ago.
How far ahead should I book a flight from Tehran to Bangkok?
In 49 days of prices between 24 Sept and 11 Nov, return fares 60 to 89 days before departure were typically 7% lower than 7 to 13 days before departure. In 44 days of prices between 24 Sept and 11 Nov, one-way fares 60 to 89 days before departure were typically 8% lower than 30 to 59 days before departure.
Is there a direct flight from Tehran to Bangkok?
Yes, the cheapest nonstop return found recently is $627 with Mahan Air, 22 Dec to 15 Jan 2027, found 2 days ago. The cheapest nonstop one-way found recently is $382 with Mahan Air, 24 Dec, found 6 days ago.
How long is the flight from Tehran to Bangkok?
The cheapest nonstop one-way found recently, with Mahan Air on 24 Dec, takes 6 h 30 min from Imam Khomeini International Airport (IKA) to Suvarnabhumi Airport (BKK). The cheapest one-way found recently, with Mahan Air on 11 Dec, takes 23 h 40 min with 2 stops.
Which airlines have the cheapest flights from Tehran to Bangkok?
Between 15 Nov and 1 Apr 2027, Mahan Air has the cheapest return on 7 of the 8 departure dates we hold, and China Southern Airlines on 1. Between 11 Dec and 1 Sept 2027, Mahan Air has the cheapest one-way on 4 of the 7 departure dates we hold, and China Southern Airlines on 3.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work
