Cheap Flights from Simara (SIF) to Kathmandu (KTM)

Compare Simara to Kathmandu flight deals

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

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Flight deals from Simara to Kathmandu

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

Kathmandu.$125 per passenger.Departing Sat, 30 Aug, returning Sat, 6 Sep.Return flight with Buddha Air.Outbound direct flight with Buddha Air departs from Simara on Sat, 30 Aug, arriving in Kathmandu.Inbound direct flight with Buddha Air departs from Kathmandu on Sat, 6 Sep, arriving in Simara.Price includes taxes and charges.From $125, select.

Kathmandu.$130 per passenger.Departing Sat, 27 Dec, returning Wed, 31 Dec.Return flight with Buddha Air.Outbound direct flight with Buddha Air departs from Simara on Sat, 27 Dec, arriving in Kathmandu.Inbound direct flight with Buddha Air departs from Kathmandu on Wed, 31 Dec, arriving in Simara.Price includes taxes and charges.From $130, select.

Kathmandu.$130 per passenger.Departing Tue, 2 Sep, returning Sat, 6 Sep.Return flight with Buddha Air.Outbound direct flight with Buddha Air departs from Simara on Tue, 2 Sep, arriving in Kathmandu.Inbound direct flight with Buddha Air departs from Kathmandu on Sat, 6 Sep, arriving in Simara.Price includes taxes and charges.From $130, select.

Kathmandu.$131 per passenger.Departing Sat, 27 Sep, returning Thu, 2 Oct.Return flight with Buddha Air.Outbound direct flight with Buddha Air departs from Simara on Sat, 27 Sep, arriving in Kathmandu.Inbound direct flight with Buddha Air departs from Kathmandu on Thu, 2 Oct, arriving in Simara.Price includes taxes and charges.From $131, select.

Kathmandu.$131 per passenger.Departing Tue, 13 Jan, returning Fri, 16 Jan.Return flight with Buddha Air.Outbound direct flight with Buddha Air departs from Simara on Tue, 13 Jan, arriving in Kathmandu.Inbound direct flight with Buddha Air departs from Kathmandu on Fri, 16 Jan, arriving in Simara.Price includes taxes and charges.From $131, select.

Kathmandu.$131 per passenger.Departing Sun, 12 Oct, returning Tue, 21 Oct.Return flight with Buddha Air.Outbound direct flight with Buddha Air departs from Simara on Sun, 12 Oct, arriving in Kathmandu.Inbound direct flight with Buddha Air departs from Kathmandu on Tue, 21 Oct, arriving in Simara.Price includes taxes and charges.From $131, select.

Kathmandu.$132 per passenger.Departing Tue, 18 Nov, returning Mon, 24 Nov.Return flight with Buddha Air.Outbound direct flight with Buddha Air departs from Simara on Tue, 18 Nov, arriving in Kathmandu.Inbound direct flight with Buddha Air departs from Kathmandu on Mon, 24 Nov, arriving in Simara.Price includes taxes and charges.From $132, select.

Kathmandu.$132 per passenger.Departing Tue, 26 Aug, returning Thu, 28 Aug.Return flight with Buddha Air.Outbound direct flight with Buddha Air departs from Simara on Tue, 26 Aug, arriving in Kathmandu.Inbound direct flight with Buddha Air departs from Kathmandu on Thu, 28 Aug, arriving in Simara.Price includes taxes and charges.From $132, select.

Find the cheapest month to fly from Simara to Kathmandu

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

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Direct flights from Simara to Kathmandu

Simara to Kathmandu: Alternative routes

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

Simara to Kathmandu: Flight information

The things to know before you go.

Cheapest flight found	$125
Cheapest month to fly	August
Average flight time	20 mins
Most popular airline	Buddha Air
Average flights per week	116

Finding cheap flights from Simara to Kathmandu: Frequently asked questions

How much are return flights from Simara to Kathmandu?

The best price we found for a return flight from Simara to Kathmandu is $125. 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.

How long does it take to fly from Simara to Kathmandu?

20 minutes is the average flight time from Simara to Kathmandu.

Which airlines fly direct from Simara to Kathmandu?

Buddha Air, Hahn Air Systems and Yeti Airlines fly direct from Simara to Kathmandu.

How many flights are there a week from Simara to Kathmandu?

As of August 2025, there are 116 flights per week flying from Simara to Kathmandu.

When is the cheapest time to fly from Simara to Kathmandu?

The cheapest month to fly from Simara to Kathmandu is usually August.

Which upcoming date is cheapest to fly from Simara Airport to Kathmandu Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Simara Airport to Kathmandu Airport on Saturday, 30 August 2025.

Can I get a direct flight from Simara Airport to Kathmandu Airport?

Yes – the average flight time is 20 minutes.

How can I find the best flight deal to Kathmandu?

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.

When is the best time to book flights to Kathmandu?

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.

Which is the cheapest airline to fly from Simara Airport to Kathmandu with?

Currently, Buddha Air offers the cheapest flight tickets to Kathmandu.

Travelling from Simara Airport (SIF) to Tribhuvan International Airport (KTM): what you need to know

Jump on a direct flight from Simara Airport to Tribhuvan International Airport and you'll be travelling for an average of 20 minutes.
Kathmandu's timezone is UTC+5:47, which is the same as Simara.
Flights from SIF to KTM start at 07:40 — the first with Yeti Airlines. The last departure is at 18:30 with Buddha Air. In total, you can choose from 63 weekly Simara Airport to Tribhuvan International Airport flights.
Your SIF to KTM flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.
During popular months like May, you'll want to get to the airport earlier. Arrive two hours before a domestic departure and four hours ahead for an international flight when you travel during a high season in general.
Buddha Air is your gateway to exploring Kathmandu (and maybe even some other great corners of Nepal!). Check out the direct flights from Simara Airport to Tribhuvan International Airport offered by this airline.
The majority of passengers choose to travel with Buddha Air on this route.

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

$60 is currently the best price for a one-way Simara Airport to Tribhuvan International Airport flight. A return flight starts from $125. These prices can change based on demand.
Get cheap tickets from SIF to KTM by booking at least six months ahead. According to our research, that's the sweet spot for finding the biggest deals.
Plan your trip for May. That's the cheapest month for flights from Simara Airport to Tribhuvan International Airport. If you're flexible on when you fly, try out the 'Whole month' tool to find the lowest airfare across every month.
You won't have to check back in every day to find out if fares have dropped when you set up a Price Alert. We'll notify you the moment there's a new deal on cheap flights from SIF to KTM.
Pick your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Simara Airport to Tribhuvan International Airport.

Handy information about Simara Airport (SIF)

Central Simara to Simara Airport is approximately 3 kilometres. Depending on traffic, it'll take about 10 minutes to get there if you're driving, ride-sharing or catching a cab.
Get your travels off to a hassle-free start by staying near SIF. Whether you're catching an early flight from Simara Airport to Tribhuvan International Airport or want to avoid feeling rushed, these hotels are the answer:

Arriving at Tribhuvan International Airport (KTM)

If you're coming in on a late Simara Airport to Tribhuvan International Airport flight, few things top the convenience of staying near the terminal. Grab your suitcases from the carousel and then be showered and resting soon after at one of these accommodation options near KTM:
Venture beyond Kathmandu and discover places that aren't on most itineraries with your own set of wheels. You can grab a Tribhuvan International Airport rental car from Spark Car.
Lock in the best deal by booking your ride from Tribhuvan International Airport around one week ahead of your trip.

Getting from Tribhuvan International Airport (KTM) to central Kathmandu

Tribhuvan International Airport to central Kathmandu has a drive time of around 15 minutes. It's approximately 5 kilometres away.

When to fly to Tribhuvan International Airport (KTM)

It's time to work out your dates for your flight from Simara Airport to Tribhuvan International Airport. September is the most popular month to visit Kathmandu. If you'd like a quieter vibe, go in February.
Book your flight from Simara Airport to Tribhuvan International Airport for June if you'd like to visit Kathmandu during its warmest month. You can expect temperatures of between 17ºC (63ºF) and 28ºC (82ºF).
If you'd rather travel in cooler conditions, look for a cheap ticket from SIF to KTM in January. Temperatures average between 3ºC (37ºF) and 18ºC (64ºF) then.

Explore more of Nepal

Kathmandu is always a good idea, but there are so many other parts of Nepal you should also see. Around 145 kilometres north-west of Kathmandu, a trip to Pokhara will keep you busy. Check out popular attractions like Phewa Lake, Sarangkot and Gupteshwor Mahadev Cave.
If you're ready to explore another major destination in Nepal, consider Patan, about 6 kilometres south of Kathmandu. Aspur Agro Farm, Pimbahaa Pukhoo and Rajib Handicraft are key reasons to visit.