Cheap Flights from Kathmandu to St Louis

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Compare Kathmandu to St Louis flight deals

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Flight deals from Kathmandu to St Louis

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

Find the cheapest month to fly from Kathmandu to St Louis

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

Kathmandu to St Louis: Alternative routes

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

Kathmandu to St Louis: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 2,916
Cheapest month to flyJune

Finding cheap flights from Kathmandu to St Louis: Frequently asked questions

The best price we found for a return flight from Kathmandu to St Louis is ر.ق.‏ 7,769. 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 Kathmandu to St Louis. But we found flights with one or more stops from ر.ق.‏ 7,769.
As of May 2025, there are no flights flying from Kathmandu to St Louis.
The cheapest month to fly from Kathmandu to St Louis is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kathmandu Airport to St Louis Airport on Thursday, 24 July 2025.
No airlines currently offer direct flights between Kathmandu Airport and St Louis 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 St Louis 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 St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Qatar Airways offers the cheapest flight tickets to St Louis.

Flying from Tribhuvan International Airport (KTM) to Lambert-St. Louis International Airport (STL): what you need to know

  • The timezone in St Louis is UTC-5, which is ten hours 48 minutes behind Kathmandu.

  • To ensure you catch your KTM to STL flight, allow plenty of time for things like check-in and baggage drop. Arriving two hours ahead of international departures and an hour before domestic flights is the standard rule.

  • Be prepared for bigger queues in popular months like September. Arriving up to four hours ahead of international flights and two hours for domestic departures will help ensure a smooth travel experience.

How to find the cheapest flights from Tribhuvan International Airport (KTM) to Lambert-St. Louis International Airport (STL)

  • The lowest price we've seen for a one-way Tribhuvan International Airport to Lambert-St. Louis International Airport flight is ر.ق.‏ 2,916. A return ticket is currently ر.ق.‏ 7,769. Depending on the availability when you book, these fares can change.

  • It's usually smart to book in advance if you want to get cheap tickets from KTM to STL. That's because airlines change prices based on demand, which tends to increase closer to the date of departure.

  • If you're flexible with your travel plans, try using the 'Whole month' tool. It'll give you the lowest price in each month when looking for your flight from Tribhuvan International Airport to Lambert-St. Louis International Airport.

  • Save time searching for cheap flights from KTM to STL by creating a Price Alert. You'll receive an email or notification through the app when a new low fare is offered.

  • Tailor your flights using filters. Choose your arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Tribhuvan International Airport to Lambert-St. Louis International Airport.

Handy information about Tribhuvan International Airport (KTM)

  • Central Kathmandu to Tribhuvan International Airport is approximately 5 kilometres. Depending on traffic, it'll take about 15 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Get your break off to a stress-free start by staying near KTM. Whether you have an early flight from Tribhuvan International Airport to Lambert-St. Louis International Airport or just don't like being rushed, these stays are perfect:

Arriving at Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • STL is located at 10701 Lambert International Blvd..

  • Lambert-St. Louis International Airport is roughly 26 kilometres from central St Louis. Driving there takes about 20 minutes.

  • If you're using public transport, expect a journey time of around 35 minutes.

When to fly to Lambert-St. Louis International Airport (STL)

  • July is the most popular month for flights from Tribhuvan International Airport to Lambert-St. Louis International Airport. To skip the crowds, go to St Louis in April.

  • The warmest month in St Louis is July, with the temperature ranging between 17ºC and 33ºC. Lock in your flights from Tribhuvan International Airport to Lambert-St. Louis International Airport in this month if you enjoy this type of weather.

  • January sees average temperatures of between -8ºC and 7ºC. Look for cheap tickets from KTM to STL sometime then if you want to travel when it's cooler.

Explore more of United States

  • You've seen St Louis, now it's time to discover other parts of United States. Journey about 418 kilometres north-east to Chicago to check off its leading attractions. From Millennium Park to Art Institute of Chicago and LandShark Beer Garden at Navy Pier, you'll have a packed itinerary ahead.

  • Around 370 kilometres east of St Louis, Indianapolis is another essential stop in United States. Get a taste of what this destination has to offer at The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

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