Book Flights to Kathmandu, Nepal
Kathmandu functions as the essential gateway for virtually all Himalayan trekking and mountaineering, including expeditions to Mount Everest, while the Kathmandu Valley itself contains seven UNESCO World Heritage monument zones, one of the highest concentrations of listed heritage sites found in any metropolitan area worldwide.
Air India connects frequently from Delhi, while Qatar Airways and FlyDubai offer well-connected Gulf routings from Europe and beyond. FareOptic compares every option into KTM.
Cheap Flight Deals to Kathmandu
*All above fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions.
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Why Visit Kathmandu?
The gateway to Everest and the Himalayas, with an extraordinary concentration of UNESCO World Heritage sites.
Kathmandu as the Gateway to Everest and the Himalayas
The Starting Point for Trekking and Mountaineering Expeditions Into the World's Highest Mountain RangeKathmandu functions as the essential gateway for virtually all trekking and mountaineering expeditions into the Nepali Himalayas, including Mount Everest, the world's highest peak, with the city's numerous trekking agencies, gear shops, and the onward flight connection to Lukla airstrip making it the mandatory starting and ending point for the vast majority of Himalayan adventure travel.
Preparing for a Himalayan Trek From Kathmandu
Most Everest Base Camp and other major Himalayan trekking routes require flying from Kathmandu to a regional airstrip like Lukla, a short but often weather-dependent flight considered one of the more dramatic regional air routes in the world.
Kathmandu's UNESCO World Heritage Sites
The Kathmandu Valley Alone Contains Seven Separate UNESCO World Heritage Monument ZonesThe Kathmandu Valley contains an extraordinary concentration of UNESCO World Heritage Sites, seven in total, including the ancient Durbar Squares of Kathmandu, Patan, and Bhaktapur, alongside the Boudhanath and Swayambhunath (Monkey Temple) Buddhist stupas, together representing one of the highest densities of UNESCO-listed heritage sites found in any single metropolitan area worldwide.
Rebuilding After the 2015 Earthquake
The devastating 2015 Nepal earthquake damaged several of Kathmandu's historic monuments, and extensive restoration efforts in the years since have worked to preserve and rebuild the valley's UNESCO-listed heritage sites for future generations.
How to Find Cheap Flights to Kathmandu
Book Well Ahead for the Autumn Trekking Season
The autumn months of September through November represent peak trekking season in Nepal, given the clear, stable weather ideal for Himalayan trekking, and see the highest demand and airfares.
Compare Delhi and Gulf Hub Routings
Air India via Delhi and Qatar Airways or FlyDubai via their respective Gulf hubs each offer genuinely competitive options — compare all three depending on your origin.
Plan Extra Buffer Days for Onward Mountain Flights
Flights from Kathmandu to mountain airstrips like Lukla are highly weather-dependent and subject to delays — build buffer days into any Himalayan trekking itinerary.
Airlines Flying to Kathmandu (KTM)
Air India — The Most Direct South Asian Link to Kathmandu
Frequent Delhi Service Reflects Nepal's Deep Cultural and Economic Ties to India, Its Largest NeighborAir India operates frequent, relatively affordable service connecting Kathmandu to Delhi, reflecting Nepal's deep cultural, economic, and travel ties to India, its largest neighbor, with Delhi also serving as a convenient connecting point for a wide range of international origins.
Key Routes
Air India frequent direct service from Delhi Indira Gandhi Intl
Qatar Airways and Gulf Carriers — Efficient Global Connections
Doha and Dubai Provide Well-Connected Single-Stop Routings Into Kathmandu From a Vast Range of Global OriginsQatar Airways and FlyDubai both operate frequent service connecting Kathmandu to Doha and Dubai respectively, two of the world's largest and most connected aviation hubs, offering efficient single-connection access into Nepal from origins across Europe, the Americas, and beyond.
Key Routes
Qatar Airways from Doha; FlyDubai from Dubai
Nepal Airlines — Nepal's Flag Carrier and Regional Himalayan Network
The National Carrier Provides Both International Regional Service and Domestic Connections to Nepal's Mountain AirstripsNepal Airlines, the country's flag carrier, operates a mixed network of regional international routes alongside domestic service to Nepal's numerous small mountain airstrips, several of which serve as starting points for treks into the Himalayas, including the famous Lukla airstrip en route to Everest Base Camp.
Key Routes
Nepal Airlines regional international routes and domestic Himalayan connections
Things to Do in Kathmandu
Important Information Before You Fly to Kathmandu
Currency
Nepalese Rupee (NPR)
Language
Nepali (official) — English common in tourism
Time Zone
NPT (UTC+5:45, no daylight saving)
Country Code
+977 (Nepal)
Airport Code
KTM — Tribhuvan International Airport
US Visa Required
Visa-on-arrival available for most nationalities, including US citizens
Power Plugs
Type C/D/M — 230V, 50Hz; an adapter is needed for US devices
Emergency Number
100
Most Popular Airlines
Best Airlines for Domestic & International Routes
Frequently Asked Questions on Travel to Kathmandu
Everything you need to know about booking cheap flights to Kathmandu, Nepal
What airport serves Kathmandu?
Tribhuvan International Airport (IATA: KTM) serves the city, with Air India, Qatar Airways, FlyDubai, and Nepal Airlines among the international carriers.
Is Kathmandu the gateway to Everest?
Yes — Kathmandu is the essential starting point for virtually all Everest and Himalayan trekking expeditions, including the onward flight connection to the Lukla mountain airstrip.
How many UNESCO sites are in Kathmandu Valley?
The Kathmandu Valley contains seven separate UNESCO World Heritage monument zones, including three historic Durbar Squares and major Buddhist stupas.
When is the best time to visit Kathmandu for trekking?
The autumn months of September through November offer the clearest, most stable weather for Himalayan trekking and see peak demand.
Do US citizens need a visa for Nepal?
Nepal offers visa-on-arrival for most nationalities, including US citizens, which can typically be arranged at Tribhuvan International Airport upon arrival.
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