Cheap Flights from Tehran to Kathmandu

Compare Tehran to Kathmandu flight deals

Find the cheapest month or even day of the year to fly to Kathmandu

Book the best Kathmandu fare with no extra fees

Find the cheapest month to fly from Tehran to Kathmandu

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Tehran to Kathmandu flights are currently cheapest in August.

Tehran to Kathmandu: Alternative routes

Compare routes from Tehran to Kathmandu below. You may find an airport to fly into that's cheaper, faster, or easier than Kathmandu.

Tehran to Kathmandu: Flight information

The things to know before you go.
Cheapest flight foundR 4,705
Cheapest month to flyAugust

Finding cheap flights from Tehran to Kathmandu: Frequently asked questions

The best price we found for a return flight from Tehran to Kathmandu is R 9,796. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Tehran to Kathmandu. But we found flights with one stop from R 9,796.
As of June 2025, there are no flights flying from Tehran to Kathmandu.
The cheapest month to fly from Tehran to Kathmandu is usually June 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Tehran to Kathmandu Airport on Saturday, 12 July 2025.
No airlines currently offer direct flights between Tehran and Kathmandu Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kathmandu but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kathmandu is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Kathmandu is Air Arabia .

Travelling from Tehran to Tribhuvan International Airport (KTM): What you need to know

  • Tehran's main base, Imam Khomeini International Airport (IKA), is where new adventures begin. Explore the options for leaving from here when booking your flight from Tehran to Tribhuvan International Airport (KTM).

  • The timezone in Kathmandu is UTC+5:47, which is two hours 17 minutes ahead of Tehran. Tribhuvan International Airport is located in Kathmandu.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to catch your flight from Tehran to KTM.

  • Peak season means busier airports, so aim to get there even earlier. Give yourself at least two hours before a domestic flight and four hours for international journeys to stay on schedule.

Airports in Tehran

Imam Khomeini International Airport (IKA)

  • We make it simple to find cheap flights from Tehran to KTM with a stopover. To explore all your options leaving from Imam Khomeini International Airport (IKA), uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to tour your chosen city. Popular stopovers between IKA and KTM include:

    • Dubai Airport (DXB)

    • Hamad International Airport (DOH)

    • Sharjah International Airport (SHJ)

  • To reach IKA from central Tehran, it takes around 1 hour to drive the 56 kilometres or so.

  • Need a convenient place to stay before your flight from Tehran to Tribhuvan International Airport? Remis Hotel and Rexan Hotel are close to Imam Khomeini International Airport. They're a particularly great choice if you have an early flight out.

  • When it comes to Imam Khomeini International Airport's on-time performance, 69.19% of flights stick to their scheduled arrival time.

About Tribhuvan International Airport (KTM)

  • Have a late flight from Tehran to Tribhuvan International Airport? Don't let it stretch your travel day into tomorrow. Check in to one of these hotels near KTM and turn in quicker:

  • Pick up a Tribhuvan International Airport rental car and discover corners of Kathmandu that aren't on a typical itinerary. Book your wheels with Spark Car.

  • For the lowest price, book your ride around one week ahead of your Tehran to Tribhuvan International Airport flight.

How to find the cheapest flights from Tehran to Tribhuvan International Airport (KTM)

  • The lowest price we've found for a one-way ticket from Tehran to Tribhuvan International Airport is R 4,705. For a return flight on this route, the best price is R 9,796. Depending on when you book and the availability, these fares may change.

  • To find cheap flights from Tehran to KTM, book early. Airlines generally offer lower prices when flights are first released.

  • If you have some flexibility with your travel plans, use the 'Whole month' search tool. It'll show you the lowest price across the month when searching for your Tehran to Tribhuvan International Airport ticket.

  • Finding a cheap plane ticket from Tehran to KTM couldn't be easier with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch as soon as a better deal is available.

  • Filters make it easier to land a deal on your flight from Tehran to Tribhuvan International Airport. Choose the airlines, flight times and stops that check all your boxes. Then sort the results by 'Cheapest' to find the most affordable option fast.

The best time to fly from Tehran to Tribhuvan International Airport (KTM)

  • February is the quietest month for flights from Tehran to Tribhuvan International Airport (KTM), while October is the most popular. Pick the best time to visit Kathmandu based on whether you like a lively atmosphere or a more laid-back vibe.

  • The warmest month in Kathmandu is June, with temperatures ranging between 17ºC (63ºF) and 28ºC (82ºF). Lock in your Tehran to KTM plane ticket then if this is the type of weather you enjoy.

  • Search for cheap tickets from Tehran to Tribhuvan International Airport in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 3ºC (37ºF) and 18ºC (64ºF).

More about Kathmandu

  • Start your Kathmandu trip right by choosing the ideal place to stay. Once you've booked your flight from Tehran to Tribhuvan International Airport, check out our selection of hotels including:

  • There are loads of terrific things to do in Kathmandu when you're in the mood to sightsee. Kick off your exploring at Kathmandu Durbar Square followed by Annapurna Base Camp Trek and Himalaya Discovery.

Explore more of Nepal

  • Kathmandu will leave a lasting impression, but there are so many other parts of Nepal just waiting to be discovered. About 145 kilometres north-west of Kathmandu, a visit to Pokhara will keep you on the move. Check out popular attractions like Viewpoint, Pokhara Lakeside and Sarangkot sunrise pokhara.

  • Around 241 kilometres south-east of Kathmandu, Biratnagar is another favourite stop in Nepal. Start your sightseeing at Haleshi Mahadev Mandir, Birateshwor Shiva Temple and Shiva Mandir.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.