Cheap Flights from Kolkata (CCU) to St Louis (STL)

Compare Kolkata to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

Book the best St Louis fare with no extra fees

Find the cheapest month to fly from Kolkata to St Louis

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

Kolkata to St Louis: Alternative routes

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

Kolkata to St Louis: Flight information

The things to know before you go.
Cheapest flight found$2,154
Cheapest month to flyOctober

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

The best price we found for a return flight from Kolkata to St Louis is $2,154. 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 Kolkata to St Louis. But we found flights with one or more stops from $2,154.
As of September 2025, there are no flights flying from Kolkata to St Louis.
The cheapest month to fly from Kolkata to St Louis is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kolkata Airport to St Louis Airport on Thursday, 16 October 2025.
No airlines currently offer direct flights between Kolkata 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.
Currently, Qatar Airways offers the cheapest flight tickets to St Louis.

Travelling from Netaji Subhas Chandra Bose Airport (CCU) to Lambert-St. Louis International Airport (STL): what you need to know

  • The timezone in St Louis is UTC-5, which is ten hours 30 minutes behind Kolkata.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Be at the airport with enough time to catch your CCU to STL flight.

  • You'll likely experience bigger queues during popular months such as July. Arriving up to four hours ahead of an international flight and two hours for domestic departures will give you ample time for security and boarding.

How to find the cheapest flights from Netaji Subhas Chandra Bose Airport (CCU) to Lambert-St. Louis International Airport (STL)

  • $1,173 is the best price for a one-way Netaji Subhas Chandra Bose Airport to Lambert-St. Louis International Airport flight. Return flights start from $2,154. These prices can change based on demand.

  • Don't leave things to the last moment. You're more likely to get cheap tickets from CCU to STL if you book ahead. Airlines often have some amazing early bird deals.

  • Getting cheap flights from Netaji Subhas Chandra Bose Airport to Lambert-St. Louis International Airport is easier if you're flexible with your trip dates. Use the 'Whole month' tool to see the best prices across every month and score a great deal.

  • There's no need to check every day to find out if fares have dropped when you create a Price Alert. We'll let you know as soon as a special offer becomes available on cheap flights from CCU to STL.

  • Tailor your trip using filters. Select your preferred arrival and departure times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Netaji Subhas Chandra Bose Airport to Lambert-St. Louis International Airport.

Handy information about Netaji Subhas Chandra Bose Airport (CCU)

  • 75.9% of flights leaving from Netaji Subhas Chandra Bose Airport reach their destination on schedule.

  • To get to Netaji Subhas Chandra Bose Airport from central Kolkata, it'll take about 40 minutes if you're going by car. Of course, this depends on traffic conditions. It's approximately 16 kilometres from the airport to the city centre.

  • Planning to catch public transport? Expect a journey time of around 55 minutes.

  • Get your trip off to a hassle-free start by staying near CCU. Whether you have an early flight from Netaji Subhas Chandra Bose Airport to Lambert-St. Louis International Airport or want to avoid feeling 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 to central St Louis has a drive time of around 20 minutes. It's approximately 26 kilometres away.

  • Travelling to the centre on public transport typically takes 35 minutes.

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

  • It's time to pick your trip dates for your flight from Netaji Subhas Chandra Bose Airport to Lambert-St. Louis International Airport. July is the most popular month to visit St Louis. If you want a more relaxed vibe, go in April.

  • The warmest month in St Louis is July, with temperatures ranging between 17ºC (63ºF) and 33ºC (91ºF). Book your flights from Netaji Subhas Chandra Bose Airport to Lambert-St. Louis International Airport in this month if this is the type of weather you enjoy.

  • Look for cheap tickets from CCU to STL in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -8ºC (18ºF) and 7ºC (45ºF) on average.

Explore more of United States

  • You've done St Louis, now it's time to discover more of United States. Journey around 418 kilometres north-east to Chicago to check off its top attractions. From Millennium Park to Art Institute of Chicago and LandShark Beer Garden at Navy Pier, there's plenty to keep you on the go.

  • Indianapolis is another sought-after destination in United States and is around 370 kilometres east of St Louis. No journey is complete without experiencing 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.