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Cheap flights from New Delhi to St. Louis from ₹ 45,316

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — STL
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from New Delhi to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from New Delhi to St. Louis
Explore the most affordable flight options available from New Delhi to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Mon 1/1215:15DEL - STL
2 stops59h 44mMultiple Airlines
Fri 2/116:05STL - DEL
1 stop18h 25mMultiple Airlines
Deal found 25/11₹ 135,858
Thu 27/1106:30DEL - STL
2 stops44h 29mMultiple Airlines
Wed 10/1216:05STL - DEL
1 stop18h 25mMultiple Airlines
Deal found 25/11₹ 152,717
Thu 27/1119:55DEL - STL
2 stops34h 25mJapan Airlines
Wed 10/1207:00STL - DEL
2 stops47h 50mJapan Airlines
Deal found 25/11₹ 163,779
Thu 27/1123:55DEL - STL
1 stop35h 17mUnited Airlines
Wed 10/1216:05STL - DEL
1 stop18h 25mUnited Airlines
Deal found 25/11₹ 166,544
Wed 26/1103:35DEL - STL
2 stops47h 24mAir Canada
Wed 10/1216:05STL - DEL
1 stop18h 25mAir Canada
Deal found 25/11₹ 167,436
Mon 1/1223:30DEL - STL
1 stop27h 29mAir Canada
Fri 2/116:05STL - DEL
1 stop18h 25mAir Canada
Deal found 25/11₹ 173,234
Thu 27/1123:55DEL - STL
2 stops25h 16mAmerican Airlines
Thu 11/1206:00STL - DEL
2 stops28h 05mAmerican Airlines
Deal found 25/11₹ 187,328

Cheap flight deals from New Delhi to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from New Delhi (DEL) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 November 2025.

Round-trip from

₹ 83,941

One-way from

₹ 45,316

Popular in

April

Cheapest in

January

Average price

₹ 107,580
Finnair
  • Finnair
  • 14/4-28/4
  • 4 total stops
  • 80h 57m total
  • New Delhi to St. Louis
Search Deals
2/2
  • 2/2
  • 3 total stops
  • 38h 08m total
  • New Delhi to St. Louis
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 1,346,072 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 188,504 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from New Delhi to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 27 November 2025.
Use the filters below to find and compare flights from New Delhi to St. Louis that are best for you.

Fly from

New Delhi

Fly to

St. Louis

Route

Depart

Return

Price

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 22/5

07:40-23:23

2 stops26h 13m

Lambert-St Louis

Sat 1/8

12:08-05:20

2 stops30h 42m

₹ 87,598

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 29/1

03:20-18:14

2 stops26h 24m

Lambert-St Louis

Fri 12/6

22:00-23:35

1 stop39h 05m

₹ 91,613

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Mon 13/4

01:35-20:03

2 stops28h 58m

Lambert-St Louis

Tue 28/4

14:19-23:35

2 stops22h 46m

₹ 92,772

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 4/2

10:50-21:15

2 stops45h 55m

Lambert-St Louis

Sun 8/2

14:54-08:45

2 stops30h 21m

₹ 95,002

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 30/1

07:50-22:59

2 stops50h 39m

Lambert-St Louis

Fri 12/6

16:23-05:20

2 stops26h 27m

₹ 105,885

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 4/2

23:55-10:41

1 stop22h 16m

Lambert-St Louis

Sun 8/2

11:20-21:50

2 stops23h 00m

₹ 112,129

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Sat 31/1

02:15-06:51

3 stops40h 06m

₹ 46,297

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Mon 2/2

20:55-06:51

2 stops45h 26m

₹ 47,903

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Sat 6/12

20:55-09:52

2 stops48h 27m

₹ 52,184

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 30/1

04:25-23:33

3 stops30h 38m

₹ 52,274

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 16 results
1
2

Best time to book a flight from New Delhi to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from New Delhi 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 from New Delhi to St. Louis

What is the cheapest month to book a flight from New Delhi to St. Louis?

Currently, February is the cheapest month in which you can book a flight from New Delhi to St. Louis (average of ₹ 73,415). Flying from New Delhi to St. Louis in April is currently the most expensive (average of ₹ 114,449). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEL to STL?

Find hourly flight availability from New Delhi to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 November 2025.

It’s typically best to fly out from New Delhi to St. Louis in the morning. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 27 November 2025.
See what other customers who have flown with KLM, Finnair, andUnited Airlines from New Delhi to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Boarding

7.8

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,423 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Boarding

7.8

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Finnair
7.6
Good
1,334 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Boarding

7.8

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
9,050 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Boarding

7.8

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,539 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Food

7.2

Boarding

7.8

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from New Delhi to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from New Delhi to St. Louis?

    British Airways can get you from New Delhi to St. Louis in just under 26h 24m. Your travel time can differ by up to . Airlines will cover a distance of 12410 km.

  • What are the cheapest airlines flying from New Delhi to St. Louis round-trip?

    Currently priced at ₹ 80,948, British Airways will fly you from New Delhi to St. Louis and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Finnair and KLM - these airlines can fly you to your destination from ₹ 89,460 and ₹ 91,884, respectively. British Airways is 24% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from New Delhi to St. Louis that include hotel bookings?

    Yes. In addition to deals on New Delhi to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from New Delhi to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Delhi to St. Louis.

  • Can I find deals for business class flights from New Delhi to St. Louis?

    Yes. Cheapflights offers flight deals from New Delhi to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from New Delhi to St. Louis?

    Currently, February is the cheapest month in which you can book a flight from New Delhi to St. Louis (average of ₹ 73,415). Flying from New Delhi to St. Louis in April is currently the most expensive (average of ₹ 114,449). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Delhi to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
New Delhi to Kansas City flights

Top 4 airlines flying from New Delhi to St. Louis

Discover the top 4 airlines that operate flights from New Delhi to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest₹ 80,948Average₹ 100,079FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest₹ 89,460Average₹ 103,013FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest₹ 91,884Average₹ 129,935FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest₹ 109,867Average₹ 131,158FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from New Delhi to St. Louis?

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