Which airlines fly to St. Louis?

For flights from India to St. Louis, most momondo users will book with popular airlines such as British Airways, KLM, Lufthansa and Finnair. Depending on what airport you fly from, you may have other airlines to choose from.

KLM Flights to St. Louis

13 KLM flights head to St. Louis on average each week. Most will be flying from Atlanta Hartsfield-Jackson to St. Louis, the most popular route that KLM operates to St. Louis. Prices vary based on when and where you fly from - the cheapest KLM flight to St. Louis found in the past 3 days on momondo was ₹ 90,767, departing from Mumbai Chhatrapati Shivaji Intl. KLM is the most popular choice on momondo for this route and has been scored 7.7/10 by 1,406 of our users.

Finnair Flights to St. Louis

Finnair (7.6/10, 1,333 reviews) is also a popular choice for flights to St. Louis, with deals from as low as ₹ 88,373 from New Delhi Indira Gandhi Intl, return. With 6 Finnair flights to St. Louis on average each week, prices can vary significantly by origin and availability.

How long does it take to fly to St. Louis?

The average flight duration from India to St. Louis depends on which airport you fly into and out of. Flying from New Delhi Indira Gandhi Intl to Lambert-St Louis is 22h 16m on average, while flying from Mumbai Chhatrapati Shivaji Intl to Lambert-St Louis is 40h 57m on average. Lambert-St Louis is the most popular airport in St. Louis.

₹ 41,857 Cheap Flights to St. Louis in 2025/26

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Find the cheapest flights from India to St. Louis

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07:20 - 08:58HYD-STL

36h 08m2 stops

16:18 - 05:20STL-HYD

26h 32m2 stops

₹ 81,687British Airways

Find Deal

Tue, 31 Mar - Tue, 25 Aug

07:20 - 08:58HYD-STL

36h 08m2 stops

22:00 - 05:20STL-HYD

20h 50m1 stop

₹ 82,216British Airways

Find Deal

Tue, 31 Mar - Tue, 25 Aug

03:20 - 17:54DEL-STL

26h 04m2 stops

12:01 - 01:15STL-DEL

25h 44m2 stops

₹ 82,480British Airways

Find Deal

Thu, 20 Nov - Wed, 28 Jan

07:50 - 19:30DEL-STL

47h 10m2 stops

11:55 - 06:05STL-DEL

30h 40m2 stops

₹ 92,438Finnair

Find Deal

Tue, 18 Nov - Fri, 30 Jan

07:50 - 19:30DEL-STL

47h 10m2 stops

11:55 - 06:05STL-DEL

30h 40m2 stops

₹ 95,258Finnair

Find Deal

Tue, 18 Nov - Thu, 29 Jan

02:55 - 18:35HYD-STL

27h 10m2 stops

10:45 - 01:00STL-HYD

26h 45m2 stops

₹ 97,372KLM

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Tue, 18 Nov - Thu, 26 Feb

23:55 - 10:37DEL-STL

22h 12m1 stop

08:05 - 21:50STL-DEL

26h 15m2 stops

₹ 101,690United Airlines

Find Deal

Mon, 24 Nov - Wed, 31 Dec

23:55 - 10:40DEL-STL

22h 15m1 stop

08:05 - 21:50STL-DEL

26h 15m2 stops

₹ 106,449United Airlines

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Tue, 18 Nov - Tue, 30 Dec

13:25 - 13:55DEL-STL

36h 00m1 stop

15:50 - 01:30STL-DEL

22h 10m1 stop

₹ 113,146Lufthansa

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Thu, 20 Nov - Wed, 31 Dec

03:35 - 13:55DEL-STL

21h 50m1 stop

18:35 - 01:30STL-DEL

43h 25m2 stops

₹ 114,644Lufthansa

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Sat, 22 Nov - Mon, 29 Dec

Fly from

Route

Depart

Return

Price

HyderabadSt. Louis

HYD - STL

HYDSTL

Hyderabad Rajiv Gandhi Intl

Tue 31/3

07:20-08:58

2 stops36h 08m

Lambert-St Louis

Tue 25/8

16:18-05:20

2 stops26h 32m

₹ 81,687

HyderabadSt. Louis

HYD - STL

HYDSTL

Hyderabad Rajiv Gandhi Intl

Tue 31/3

07:20-08:58

2 stops36h 08m

Lambert-St Louis

Tue 25/8

22:00-05:20

1 stop20h 50m

₹ 82,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 20/11

03:20-17:54

2 stops26h 04m

Lambert-St Louis

Wed 28/1

12:01-01:15

2 stops25h 44m

₹ 82,480

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 18/11

07:50-19:30

2 stops47h 10m

Lambert-St Louis

Fri 30/1

11:55-06:05

2 stops30h 40m

₹ 92,438

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 18/11

07:50-19:30

2 stops47h 10m

Lambert-St Louis

Thu 29/1

11:55-06:05

2 stops30h 40m

₹ 95,258

HyderabadSt. Louis

HYD - STL

HYDSTL

Hyderabad Rajiv Gandhi Intl

Tue 18/11

02:55-18:35

2 stops27h 10m

Lambert-St Louis

Thu 26/2

10:45-01:00

2 stops26h 45m

₹ 97,372

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Mon 24/11

23:55-10:37

1 stop22h 12m

Lambert-St Louis

Wed 31/12

08:05-21:50

2 stops26h 15m

₹ 101,690

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 18/11

23:55-10:40

1 stop22h 15m

Lambert-St Louis

Tue 30/12

08:05-21:50

2 stops26h 15m

₹ 106,449

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 20/11

13:25-13:55

1 stop36h 00m

Lambert-St Louis

Wed 31/12

15:50-01:30

1 stop22h 10m

₹ 113,146

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Sat 22/11

03:35-13:55

1 stop21h 50m

Lambert-St Louis

Mon 29/12

18:35-01:30

2 stops43h 25m

₹ 114,644

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

St. Louis flights insights and trends

Explore insights for your St. Louis flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to St. Louis?

In general, January is the cheapest month to fly from India to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 83,273. If you are unable to visit St. Louis during the month of January, then departing from India during the month September is also very affordable. Most momondo users find prices during this month for around ₹ 83,890.

What is the cheapest day to depart on your flight to St. Louis?

According to our data, Monday is the cheapest day to fly to St. Louis from India. The lowest ticket price found for a Monday departure recently was ₹ 110,109. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to St. Louis is Sunday, with ticket prices averaging around ₹ 149,234.

What is the cheapest time of day to depart on your flight to St. Louis?

According to our data, the cheapest time of day to fly to St. Louis is in the morning. momondo users have found flights departing from India to St. Louis in the morning for as low as ₹ 103,675. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to St. Louis are more costly in the evening, with an average ticket price of ₹ 121,516. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Cheapest flights to Lambert-St Louis

Find the cheapest flights to Lambert-St Louis from your nearest city or airport

Find flights from New Delhi to St. Louis

CHEAPEST MONTH TO FLY TO ST. LOUIS FROM NEW DELHI	January	21% cheaper	Flying from New Delhi to St. Louis costs on average just ₹ 83,273 in January
MOST EXPENSIVE MONTH TO FLY TO ST. LOUIS FROM NEW DELHI	April	21% more expensive	It costs about ₹ 128,214 for flights to St. Louis from New Delhi in April
MOST POPULAR MONTH TO FLY TO ST. LOUIS FROM NEW DELHI	May	666% more users visited	More momondo users searched in flights to St. Louis from New Delhi in May than any other month

Cheap St. Louis flight deals and tips

Summary info about St. Louis flight prices, duration and airlines

Best One-Way Price	₹ 41,857
Best Round-Trip Price	₹ 81,687
Fastest flight time	24h 47m
Popular in	January

The best one-way flight price to St. Louis from India in the last 72 hours is ₹ 41,857 (Bengaluru Intl to Lambert-St Louis).

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The best round-trip flight price to St. Louis from India in the last 72 hours is ₹ 81,687 (Hyderabad Rajiv Gandhi Intl to Lambert-St Louis).

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The fastest flight to St. Louis from India takes 24h 47m (Mumbai Chhatrapati Shivaji Intl to Lambert-St Louis).

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January has the highest demand for flights to St. Louis, with a 15% price increase on average.

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Frequently asked questions about flying to St. Louis

Is there an alternative airport near St. Louis?

Finding an alternative and possibly cheaper destination airport near St. Louis is possible. If you are planning a flight to St. Louis, consider booking flights to Belleville Airport (35 km from St. Louis city centre), Marion Williamson County Airport (142 km from St. Louis city centre) or Springfield Capital Airport (142 km from St. Louis city centre).

When did momondo last update prices for flights to Lambert-St Louis Airport?

Prices for flights to Lambert-St Louis Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Lambert-St Louis Airport?

As of October 2025, there are 5 operators available to choose from for flights to Lambert-St Louis Airport.

How old do you have to be to fly to Lambert-St Louis Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Why should I use momondo to find a flight deal to St. Louis?

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Can I find flights to St. Louis with flexible booking policies on momondo?

All flight searches to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to St. Louis?

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Yes. momondo can track flight prices for St. Louis and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.