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.

Finnair Flights to St. Louis

5 Finnair flights head to St. Louis on average each week. Most will be flying from Dallas/Fort Worth to St. Louis, the most popular route that Finnair operates to St. Louis. Prices vary based on when and where you fly from - the cheapest Finnair flight to St. Louis found in the past 3 days on momondo was ₹ 88,352, departing from New Delhi Indira Gandhi Intl. Finnair is the most popular choice on momondo for this route and has been scored 7.6/10 by 1,323 of our users.

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 29h 52m on average, while flying from Mumbai Chhatrapati Shivaji Intl to Lambert-St Louis is 26h 46m on average. Lambert-St Louis is the most popular airport in St. Louis.

₹ 42,905 Cheap Flights to St. Louis in 2025

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Find the cheapest flights from India to St. Louis

Round-trip

One-way

Cheap return flights

07:20 - 21:53HYD-STL

25h 03m2 stops

10:36 - 05:20STL-HYD

32h 14m2 stops

₹ 69,951British Airways

Find Deal

Fri, 3 Oct - Tue, 7 Oct

07:20 - 21:53HYD-STL

25h 03m2 stops

10:36 - 05:20STL-HYD

32h 14m2 stops

₹ 70,039British Airways

Find Deal

Fri, 3 Oct - Tue, 7 Oct

21:20 - 13:44HYD-STL

26h 54m2 stops

06:00 - 02:20STL-HYD

32h 50m2 stops

₹ 83,166

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Wed, 22 Oct - Thu, 29 Jan

07:50 - 19:30DEL-STL

47h 10m2 stops

09:36 - 06:05STL-DEL

32h 59m2 stops

₹ 83,254

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Thu, 20 Nov - Sun, 28 Dec

02:55 - 16:32HYD-STL

25h 07m2 stops

14:36 - 01:00STL-HYD

22h 54m2 stops

₹ 106,336KLM

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Fri, 7 Nov - Mon, 8 Dec

23:35 - 18:57DEL-STL

29h 52m2 stops

12:25 - 21:30STL-DEL

22h 35m2 stops

₹ 106,953United Airlines

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Thu, 25 Sep - Mon, 29 Sep

23:35 - 10:48DEL-STL

21h 43m1 stop

12:25 - 21:30STL-DEL

22h 35m2 stops

₹ 107,129United Airlines

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Thu, 25 Sep - Mon, 29 Sep

02:55 - 18:34HYD-STL

27h 09m2 stops

19:05 - 01:00STL-HYD

42h 25m2 stops

₹ 113,737KLM

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Tue, 9 Dec - Fri, 9 Jan

02:40 - 21:37BOM-STL

29h 27m2 stops

16:50 - 09:00STL-BOM

29h 40m1 stop

₹ 117,877Lufthansa

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Sat, 11 Oct - Sun, 26 Oct

02:40 - 21:32BOM-STL

29h 22m2 stops

15:30 - 01:05STL-BOM

23h 05m1 stop

₹ 122,106Lufthansa

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Mon, 22 Sep - Wed, 22 Oct

Fly from

Route

Depart

Return

Price

HyderabadSt. Louis

HYD - STL

HYDSTL

Hyderabad Rajiv Gandhi Intl

Fri 3/10

07:20-21:53

2 stops25h 03m

Lambert-St Louis

Tue 7/10

10:36-05:20

2 stops32h 14m

₹ 69,951

HyderabadSt. Louis

HYD - STL

HYDSTL

Hyderabad Rajiv Gandhi Intl

Fri 3/10

07:20-21:53

2 stops25h 03m

Lambert-St Louis

Tue 7/10

10:36-05:20

2 stops32h 14m

₹ 70,039

HyderabadSt. Louis

HYD - STL

HYDSTL

Hyderabad Rajiv Gandhi Intl

Wed 22/10

21:20-13:44

2 stops26h 54m

Lambert-St Louis

Thu 29/1

06:00-02:20

2 stops32h 50m

₹ 83,166

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 20/11

07:50-19:30

2 stops47h 10m

Lambert-St Louis

Sun 28/12

09:36-06:05

2 stops32h 59m

₹ 83,254

HyderabadSt. Louis

HYD - STL

HYDSTL

Hyderabad Rajiv Gandhi Intl

Fri 7/11

02:55-16:32

2 stops25h 07m

Lambert-St Louis

Mon 8/12

14:36-01:00

2 stops22h 54m

₹ 106,336

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 25/9

23:35-18:57

2 stops29h 52m

Lambert-St Louis

Mon 29/9

12:25-21:30

2 stops22h 35m

₹ 106,953

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 25/9

23:35-10:48

1 stop21h 43m

Lambert-St Louis

Mon 29/9

12:25-21:30

2 stops22h 35m

₹ 107,129

HyderabadSt. Louis

HYD - STL

HYDSTL

Hyderabad Rajiv Gandhi Intl

Tue 9/12

02:55-18:34

2 stops27h 09m

Lambert-St Louis

Fri 9/1

19:05-01:00

2 stops42h 25m

₹ 113,737

MumbaiSt. Louis

BOM - STL

BOMSTL

Mumbai Chhatrapati Shivaji Intl

Sat 11/10

02:40-21:37

2 stops29h 27m

Lambert-St Louis

Sun 26/10

16:50-09:00

1 stop29h 40m

₹ 117,877

MumbaiSt. Louis

BOM - STL

BOMSTL

Mumbai Chhatrapati Shivaji Intl

Mon 22/9

02:40-21:32

2 stops29h 22m

Lambert-St Louis

Wed 22/10

15:30-01:05

1 stop23h 05m

₹ 122,106

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 ₹ 83,254. If you are unable to visit St. Louis during the month of January, then departing from India during the month December is also very affordable. Most momondo users find prices during this month for around ₹ 92,064.

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 ₹ 110,084. 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 ₹ 149,199.

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 ₹ 103,651. 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 ₹ 121,488. 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	24% cheaper	Flying from New Delhi to St. Louis costs on average just ₹ 83,254 in January
MOST EXPENSIVE MONTH TO FLY TO ST. LOUIS FROM NEW DELHI	April	18% more expensive	It costs about ₹ 128,185 for flights to St. Louis from New Delhi in April
MOST POPULAR MONTH TO FLY TO ST. LOUIS FROM NEW DELHI	May	800% 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	₹ 42,905
Best Round-Trip Price	₹ 69,951
Fastest flight time	24h 45m
Popular in	January

The best one-way flight price to St. Louis from India in the last 72 hours is ₹ 42,905 (New Delhi Indira Gandhi 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 ₹ 69,951 (Hyderabad Rajiv Gandhi Intl to Lambert-St Louis).

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The fastest flight to St. Louis from India takes 24h 45m (New Delhi Indira Gandhi Intl to Lambert-St Louis).

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January has the highest demand for flights to St. Louis, with a 11% 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 September 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?

momondo helps you find the best flight to St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

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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.