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₹ 66,792+ Cheap flights to St. Louis

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
— STL
3 Aug — 10 Aug1
1 adult

Flights to St. Louis in 2025

Find the latest flights to St. Louis in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 29 July 2025.

Return from

₹ 85,678

One-way from

₹ 66,792

Popular in

April

Cheapest in

January

Average price

₹ 97,460
Finnair
  • Finnair
  • 4/9-4/11
  • 4 total stops
  • 54h 55m total
  • New Delhi to St. Louis
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20/8
  • 20/8
  • 3 total stops
  • 41h 36m total
  • New Delhi to St. Louis
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (₹ 756,021 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 135,238 potential savings vs. average return price).
Search Deals
Average for return flights in July 2025
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Find flight deals to St. Louis

Cheapest flights to St. Louis
Explore the most affordable flight options available to St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 29 July 2025.

Thu 4/907:40DEL - STL
2 stops25h 40mFinnair
Tue 4/1113:20STL - DEL
2 stops29h 15mFinnair
Deal found 28/7₹ 85,678
Tue 9/903:55DEL - STL
2 stops23h 26mKLM
Wed 17/916:10STL - DEL
2 stops23h 15mKLM
Deal found 27/7₹ 91,915
Wed 24/903:55DEL - STL
2 stops29h 44mDelta
Mon 29/910:40STL - DEL
2 stops36h 10mDelta
Deal found 27/7₹ 92,868
Wed 24/902:05DEL - STL
2 stops26h 12mVirgin Atlantic
Mon 29/915:30STL - DEL
2 stops31h 20mVirgin Atlantic
Deal found 28/7₹ 93,561
Wed 10/906:45DEL - STL
2 stops23h 42mMultiple Airlines
Wed 17/909:15STL - DEL
2 stops29h 10mMultiple Airlines
Deal found 27/7₹ 99,452
Thu 25/923:35DEL - STL
1 stop21h 43mUnited Airlines
Mon 29/912:25STL - DEL
2 stops22h 35mUnited Airlines
Deal found 28/7₹ 101,271
Thu 25/923:30DEL - STL
2 stops23h 51mAmerican Airlines
Mon 29/913:53STL - DEL
2 stops20h 37mAmerican Airlines
Deal found 26/7₹ 101,705
Thu 4/913:40DEL - STL
1 stop34h 20mLufthansa
Tue 4/1118:43STL - DEL
2 stops50h 22mLufthansa
Deal found 28/7₹ 111,407
Tue 9/900:05DEL - STL
1 stop30h 22mAir Canada
Wed 17/909:15STL - DEL
2 stops50h 25mAir Canada
Deal found 27/7₹ 117,645
Mon 3/1103:15DEL - STL
2 stops29h 10mBritish Airways
Tue 11/1113:43STL - DEL
2 stops24h 02mBritish Airways
Deal found 27/7₹ 234,510
Tue 4/1119:55DEL - STL
2 stops39h 17mJapan Airlines
Tue 11/1113:43STL - DEL
2 stops40h 52mJapan Airlines
Deal found 27/7₹ 271,588

Cheapflights Fare Finder

 
Locate flights to St. Louis that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 29 July 2025.
Use the filters below to find and compare flights to St. Louis that are best for you.

Fly from

New Delhi

Route

Depart

Return

Price

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 4/9

07:40-22:50

2 stops25h 40m

Lambert-St Louis

Tue 4/11

13:20-06:05

2 stops29h 15m

₹ 85,678

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 9/9

03:55-16:51

2 stops23h 26m

Lambert-St Louis

Wed 17/9

16:10-01:55

2 stops23h 15m

₹ 91,915

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 24/9

03:55-23:09

2 stops29h 44m

Lambert-St Louis

Mon 29/9

10:40-09:20

2 stops36h 10m

₹ 92,868

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 24/9

02:05-17:47

2 stops26h 12m

Lambert-St Louis

Mon 29/9

15:30-09:20

2 stops31h 20m

₹ 93,561

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 10/9

06:45-19:57

2 stops23h 42m

Lambert-St Louis

Wed 17/9

09:15-00:55

2 stops29h 10m

₹ 99,452

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

₹ 101,271

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 25/9

23:30-12:51

2 stops23h 51m

Lambert-St Louis

Mon 29/9

13:53-21:00

2 stops20h 37m

₹ 101,705

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 4/9

13:40-13:30

1 stop34h 20m

Lambert-St Louis

Tue 4/11

18:43-08:35

2 stops50h 22m

₹ 111,407

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 9/9

00:05-19:57

1 stop30h 22m

Lambert-St Louis

Wed 17/9

09:15-22:10

2 stops50h 25m

₹ 117,645

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Mon 3/11

03:15-20:55

2 stops29h 10m

Lambert-St Louis

Tue 11/11

13:43-01:15

2 stops24h 02m

₹ 234,510

Flights are sorted by cheapest return flights first.

Deals found on 28/7

Showing 1-10 of 20 results
1
2

Best time to book a flight to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to St. Louis

How long is the flight to St. Louis?

On average, a flight from New Delhi to St. Louis takes 23 hours 42 minutes. Flights to St. Louis from other popular cities in India will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to St. Louis?

The most popular airlines flying from New Delhi to St. Louis are Finnair, British Airways and KLM.

British Airways
British Airways
From ₹ 902
Lufthansa
Lufthansa
From ₹ 1,186
KLM
KLM
From ₹ 1,030
Finnair
Finnair
From ₹ 1,003

What are the cheapest airlines that fly to St. Louis?

The cheapest airlines flying from New Delhi to St. Louis are British Airways, Finnair and KLM.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 mm per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated 29 July 2025.
Check out reviews from past customers who have flown Japan Airlines, Delta, andKLM to the United States to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,535 reviews
Check prices

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Japan Airlines
8.3
Very Good
1,535 reviews
Japan Airlines
8.3
Very Good
1,535 reviews
Check prices

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Delta
8.0
Very Good
7,977 reviews
Japan Airlines
8.3
Very Good
1,535 reviews
Check prices

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
KLM
7.8
Good
1,383 reviews
Japan Airlines
8.3
Very Good
1,535 reviews
Check prices

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Finnair
7.6
Good
1,316 reviews
Japan Airlines
8.3
Very Good
1,535 reviews
Check prices

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Air France
7.5
Good
1,465 reviews
Japan Airlines
8.3
Very Good
1,535 reviews
Check prices

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

FAQs about flying to St. Louis

  • What airport do you fly into for flights to St. Louis?

    Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly into when you book flights to St. Louis.

  • Can I find cheaper flights to St. Louis if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to St. Louis on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to St. Louis?

    Based on reviews from Cheapflights users, British Airways is rated the highest out of the airlines that fly to St. Louis.

  • What is the cheapest airport to fly to in St. Louis?

    Lambert-St Louis is currently the cheapest airport to fly to in St. Louis. One-way flights to Lambert-St Louis typically cost ₹ 8,531, while return flights cost around ₹ 32,258.

  • How much is a return flight to St. Louis?

    A return flight to St. Louis will typically cost around ₹ 372, however they can be found for as little as ₹ 372.

  • Where does the fastest flight to St. Louis depart from?

    For those looking to save time traveling to St. Louis, New Delhi Indira Gandhi Intl offers the quickest one-way flight (23 hours 42 minutes).

  • Does Lambert-St Louis have rental cars?

    Yes. Those touching down at Lambert-St Louis can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Lambert-St Louis?

    Yes. Lambert-St Louis has hotels nearby for those requiring accommodations. Hampton Inn St. Louis-Airport is the closest property to Lambert-St Louis (0.0 km away from Lambert-St Louis).

See more FAQs

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