Cheap Flights from Tehran (THRA) to Kathmandu (KTM)

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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

Flight deals from Tehran to Kathmandu

Looking for a cheap last-minute deal or the best return flight from Tehran to Kathmandu? Find the lowest prices on one-way and return tickets right here.

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 May.

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 found$809
Cheapest month to flyMay

Finding cheap flights from Tehran to Kathmandu: Frequently asked questions

The best price we found for a return flight from Tehran to Kathmandu is $809. 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 $813.
As of May 2025, there are no flights flying from Tehran to Kathmandu.
The cheapest month to fly from Tehran to Kathmandu is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Tehran to Kathmandu Airport on Sunday, 4 May 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 .

Flying from Tehran to Tribhuvan International Airport (KTM): what you need to know

  • Tehran's main base, Imam Khomeini International Airport (IKA), is where countless awesome holidays begin. Explore your departure options from here for your flight from Tehran to Tribhuvan International Airport (KTM).

  • Tribhuvan International Airport is located in Kathmandu. The city operates in the UTC+5:47 timezone and is 2 hours 17 minutes ahead of Tehran.

  • Give yourself enough time to catch your flight from Tehran to KTM. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • You can expect bigger queues in popular months like July and other peak seasons. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a good idea.

Airports in Tehran

Imam Khomeini International Airport (IKA)

  • Stopovers are the perfect opportunity to take a break from travelling — and possibly even explore a different city. When searching for flights from Tehran to KTM departing from Imam Khomeini International Airport (IKA), deselect the 'Direct flights only' box to see where you can stop along the way. Here are some popular options to consider:

    • Sharjah International Airport (SHJ)

    • Hamad International Airport (DOH)

    • Dubai Airport (DXB)

  • The distance from central Tehran to IKA is about 56 kilometres. Use Google Maps for the quickest way to get there, whether you prefer to drive or use public transport.

  • Need a handy place to stay before your flight from Tehran to Tribhuvan International Airport? Remis Hotel and Rexan Hotel are near Imam Khomeini International Airport. They're an especially great option if you're taking off early.

About Tribhuvan International Airport (KTM)

Getting from Tribhuvan International Airport (KTM) to central Kathmandu

  • Tribhuvan International Airport is approximately 5 kilometres from the centre of Kathmandu. With a cab or in your own car rental, the drive is about 16 minutes.

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

  • For a one-way ticket from Tehran to Tribhuvan International Airport, $339 is the best price we've seen. You can also book a return flight starting from $809. These are currently the lowest fares and may vary depending on availability.

  • To pick up flight tickets from Tehran to KTM, book early. Airlines tend to offer lower fares when flights are first released.

  • The 'Whole month' search tool shows you the cheapest tickets from Tehran to Tribhuvan International Airport across the month. It's an easy way to snap up a bargain if your trip dates are flexible.

  • Create a Price Alert and keep an eye on changes on this route through push notifications or email. We'll let you know when prices go down. Timing is key when finding flight tickets from Tehran to KTM.

  • Use the filters to tailor your flights from Tehran to Tribhuvan International Airport. Simply select your preferred arrival and departure times, airlines and number of stops. You can also sort your results by 'Cheapest' to get the best deals.

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

  • It's time to work out your dates for your flight from Tehran to Tribhuvan International Airport. October is the busiest month for a trip to Kathmandu. If you want a more relaxed vibe, go in February.

  • Think about the kind of weather that'll suit your plans for Kathmandu. The warmest month is June. Lock in your flights from Tehran to KTM sometime then and you can expect temperatures of between 17ºC and 28ºC.

  • Travel in January for cooler conditions. Average temperatures range between 3ºC and 18ºC. However, this city promises a good time whenever you book your cheap flights from Tehran to Tribhuvan International Airport.

More about Kathmandu

  • Start your Kathmandu trip off on the right foot by choosing the perfect place to stay. After booking your flight from Tehran to Tribhuvan International Airport, explore our range of hotels including:

  • One of the best ways to get to know Kathmandu is to explore its top sights. Essential stops include Swayambhunath Stupa, Pashupatinath Temple and Boudhanath Stupa.

Complete your Kathmandu trip with a car rental

  • Finding you a cheap flight from Tehran to Tribhuvan International Airport isn't the only trick up our sleeve. Check out our car rentals in Kathmandu and explore the city on your own terms. We search for deals from trusted car rental companies and put them all in one place. Instantly compare offers and then book with no fees.

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