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Cheap flights from New Delhi to St. Louis from ₹ 47,484

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 29/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — STL
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 22 January 2026.

Wed 17/606:00
DEL
-
STL
2 stops24h 35m
Multiple Airlines
Wed 1/708:55
STL
-
DEL
2 stops28h 45m
Multiple Airlines
Deal found 20/1₹ 77,219
Sun 9/801:35
DEL
-
STL
2 stops27h 13m
British Airways
Wed 21/1020:05
STL
-
DEL
2 stops22h 45m
British Airways
Deal found 20/1₹ 89,296
Thu 26/307:50
DEL
-
STL
2 stops41h 36m
Multiple Airlines
Wed 29/412:11
STL
-
DEL
2 stops30h 39m
Multiple Airlines
Deal found 19/1₹ 89,937
Tue 16/607:40
DEL
-
STL
2 stops45h 20m
Finnair
Wed 1/713:26
STL
-
DEL
2 stops29h 24m
Finnair
Deal found 20/1₹ 90,577
Sun 10/507:40
DEL
-
STL
2 stops25h 04m
Multiple Airlines
Fri 29/513:11
STL
-
DEL
2 stops29h 39m
Multiple Airlines
Deal found 21/1₹ 91,035
Tue 16/607:40
DEL
-
STL
2 stops45h 20m
Finnair
Tue 30/613:26
STL
-
DEL
2 stops29h 24m
Finnair
Deal found 20/1₹ 93,413
Sun 14/607:40
DEL
-
STL
2 stops45h 20m
Finnair
Wed 1/713:26
STL
-
DEL
2 stops29h 24m
Finnair
Deal found 20/1₹ 93,779
Tue 16/607:40
DEL
-
STL
2 stops45h 20m
Finnair
Mon 29/613:26
STL
-
DEL
2 stops29h 24m
Finnair
Deal found 20/1₹ 96,616
Sun 25/101:30
DEL
-
STL
2 stops33h 37m
Delta
Sat 28/211:55
STL
-
DEL
2 stops27h 15m
Delta
Deal found 22/1₹ 98,354
Sun 25/101:30
DEL
-
STL
2 stops30h 43m
Delta
Thu 26/207:10
STL
-
DEL
2 stops32h 00m
Delta
Deal found 21/1₹ 98,446
Thu 18/607:40
DEL
-
STL
2 stops26h 32m
Finnair
Wed 1/713:26
STL
-
DEL
2 stops29h 24m
Finnair
Deal found 20/1₹ 98,812

Find 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 22 January 2026.

Round-trip from

₹ 77,219

One-way from

₹ 47,484

Popular in

December

Cheapest in

January

Average price

₹ 86,003
17/6-1/7
  • 17/6-1/7
  • 4 total stops
  • 53h 20m total
  • New Delhi to St. Louis
Search Deals
29/1
  • 29/1
  • 3 total stops
  • 56h 46m total
  • New Delhi to St. Louis
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (₹ 23,651 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 300,780 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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 22 January 2026.
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

Thu 26/3

07:50-14:56

2 stops41h 36m

Lambert-St Louis

Wed 29/4

12:11-05:20

2 stops30h 39m

₹ 89,937

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Sun 10/5

07:40-22:14

2 stops25h 04m

Lambert-St Louis

Fri 29/5

13:11-05:20

2 stops29h 39m

₹ 91,035

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 16/6

07:40-18:30

2 stops45h 20m

Lambert-St Louis

Tue 30/6

13:26-05:20

2 stops29h 24m

₹ 93,413

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Wed 17/6

07:40-18:30

2 stops45h 20m

Lambert-St Louis

Tue 30/6

13:26-05:20

2 stops29h 24m

₹ 96,616

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Tue 16/6

07:40-18:30

2 stops45h 20m

Lambert-St Louis

Mon 29/6

13:26-05:20

2 stops29h 24m

₹ 96,616

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Sun 14/6

07:40-18:30

2 stops45h 20m

Lambert-St Louis

Tue 30/6

13:26-05:20

2 stops29h 24m

₹ 96,616

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Thu 18/6

07:40-23:42

2 stops26h 32m

Lambert-St Louis

Wed 1/7

13:26-05:20

2 stops29h 24m

₹ 98,812

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Fri 19/6

07:40-18:30

2 stops45h 20m

Lambert-St Louis

Wed 1/7

13:26-05:20

2 stops29h 24m

₹ 98,812

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Mon 15/6

07:40-18:30

2 stops45h 20m

Lambert-St Louis

Mon 29/6

13:26-05:20

2 stops29h 24m

₹ 99,818

New DelhiSt. Louis

DEL - STL

DELSTL

New Delhi Indira Gandhi Intl

Sat 20/6

07:40-18:30

2 stops45h 20m

Lambert-St Louis

Sat 4/7

17:00-05:20

2 stops25h 50m

₹ 99,818

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 21 results
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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 ₹ 80,422). Flying from New Delhi to St. Louis in December is currently the most expensive (average of ₹ 151,968). 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.

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 22 January 2026.
See what other customers who have flown with KLM, Finnair, andBritish Airways 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
1,442 reviews
Check prices

Comfort

7.6

Food

7.3

Crew

8.4

Overall

7.7

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,442 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Comfort

7.6

Food

7.3

Crew

8.4

Overall

7.7

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Finnair
7.6
Good
1,353 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Comfort

7.6

Food

7.3

Crew

8.4

Overall

7.7

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,690 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Comfort

7.6

Food

7.3

Crew

8.4

Overall

7.7

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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?

    Finnair can get you from New Delhi to St. Louis in just under 45h 20m. 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 ₹ 90,736, Finnair will fly you from New Delhi to St. Louis and back. In addition to Finnair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and KLM - these airlines can fly you to your destination from ₹ 93,804 and ₹ 94,241, respectively. Finnair is 21% 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 ₹ 80,422). Flying from New Delhi to St. Louis in December is currently the most expensive (average of ₹ 151,968). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 3 airlines flying from New Delhi to St. Louis

Discover the top 3 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 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest₹ 90,736Average₹ 103,230FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest₹ 93,804Average₹ 108,274FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest₹ 94,241Average₹ 133,029FlexibilityNo cancel feeOn-time75%
Search KLM 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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Why should you use Cheapflights to find cheap flight tickets from New Delhi to St. Louis?

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Can Cheapflights find flights from New Delhi to St. Louis with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from New Delhi to St. Louis flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from New Delhi to St. Louis become cheaper?

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