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₹ 43,022+ 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 24/2. Fares are subject to change and may not be available on all flights or dates of travel.
— STL
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to St. Louis in 2025

Enter your travel dates to find the best prices.

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 12 December 2025.

Tue 23/1204:00DEL - STL
2 stops46h 59mMultiple Airlines
Wed 11/316:05STL - DEL
2 stops25h 20mMultiple Airlines
Deal found 10/12₹ 84,781
Tue 23/1203:35DEL - STL
1 stop21h 50mLufthansa
Wed 11/313:14STL - DEL
2 stops25h 46mLufthansa
Deal found 10/12₹ 109,584
Wed 17/1210:50DEL - STL
2 stops41h 50mBritish Airways
Wed 7/115:20STL - DEL
2 stops29h 55mBritish Airways
Deal found 8/12₹ 401,899
Tue 16/1203:40DEL - STL
2 stops31h 32mLufthansa
Wed 7/118:40STL - DEL
2 stops27h 50mLufthansa
Deal found 8/12₹ 460,885
Wed 17/1223:30DEL - STL
1 stop27h 29mMultiple Airlines
Wed 7/116:05STL - DEL
2 stops20h 40mMultiple Airlines
Deal found 8/12₹ 461,336
Wed 17/1223:30DEL - STL
1 stop27h 29mAir Canada
Wed 7/116:05STL - DEL
1 stop18h 25mAir Canada
Deal found 9/12₹ 533,129

Find flight deals to St. Louis

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 12 December 2025.

Return from

₹ 84,691

One-way from

₹ 43,022

Popular in

April

Cheapest in

January

Average price

₹ 94,161
12/2-20/2
  • 12/2-20/2
  • 4 total stops
  • 80h 08m total
  • New Delhi to St. Louis
Search Deals
24/2
  • 24/2
  • 3 total stops
  • 47h 42m total
  • New Delhi to St. Louis
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 15,565 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 2,129 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
Search Deals

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 12 December 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 12/2

07:50-19:25

2 stops47h 05m

Lambert-St Louis

Fri 20/2

09:32-06:05

2 stops33h 03m

₹ 84,691

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 11/2

07:50-19:25

2 stops47h 05m

Lambert-St Louis

Sat 21/2

11:46-06:05

2 stops30h 49m

₹ 87,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 12/2

07:50-19:25

2 stops47h 05m

Lambert-St Louis

Sat 21/2

11:46-06:05

2 stops30h 49m

₹ 87,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 13/2

07:50-19:19

2 stops46h 59m

Lambert-St Louis

Wed 18/2

11:19-06:05

2 stops31h 16m

₹ 87,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 13/2

07:50-19:19

2 stops46h 59m

Lambert-St Louis

Sat 21/2

11:46-06:05

2 stops30h 49m

₹ 87,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 12/2

07:50-19:25

2 stops47h 05m

Lambert-St Louis

Sun 22/2

11:46-06:05

2 stops30h 49m

₹ 87,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 13/2

07:50-19:19

2 stops46h 59m

Lambert-St Louis

Sun 22/2

11:46-06:05

2 stops30h 49m

₹ 87,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 11/2

07:50-19:25

2 stops47h 05m

Lambert-St Louis

Sun 22/2

11:46-06:05

2 stops30h 49m

₹ 87,216

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 13/2

07:50-19:19

2 stops46h 59m

Lambert-St Louis

Thu 19/2

11:46-06:05

2 stops30h 49m

₹ 90,012

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Sun 25/1

07:50-19:29

2 stops47h 09m

Lambert-St Louis

Sun 1/2

11:55-06:05

2 stops30h 40m

₹ 90,463

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 21 results
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2
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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

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.

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 12 December 2025.
Check out reviews from past customers who have flown KLM, Finnair, andUnited Airlines 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.
KLM
7.7
Good
1,432 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Food

7.2

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,432 reviews
KLM
7.7
Good
1,432 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Food

7.2

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Finnair
7.6
Good
1,334 reviews
KLM
7.7
Good
1,432 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Food

7.2

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,095 reviews
KLM
7.7
Good
1,432 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Food

7.2

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,571 reviews
KLM
7.7
Good
1,432 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Overall

7.7

Food

7.2

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 ₹ 17,919, while return flights cost around ₹ 33,584.

  • 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 (24 hours 38 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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