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

American Airlines, at $814, was found to be the cheapest airline from St. Louis to New Delhi.Alternate airlines to your destination round-trip include United Airlines and Turkish Airlines. American Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from St. Louis to New Delhi one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as $672. Users have also found prices from $687 and $1,060 on Turkish Airlines and Air Canada, respectively.

What is the cheapest day to fly from St. Louis to New Delhi?

Travelers seeking maximum savings on their St. Louis to New Delhi flight should consider departing on Thursday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in New Delhi ranges from 0.3 - 9.8 inches per month. August is typically the wettest month, when rainfall can reach 9.8 in. November is typically the driest time to visit New Delhi when rainfall is around 0.3 in.

If weather is an important factor for your trip to New Delhi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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

Before booking your flight from St. Louis to New Delhi check out the most popular airlines for this route: American Airlines, Air Canada or Finnair.

What is the cheapest day to fly round-trip from St. Louis to New Delhi?

It’s generally more expensive to depart on a Wednesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from St. Louis to New Delhi?

To save up to 22% on this flight, we recommend booking at least 51 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St. Louis to New Delhi from $1,034 1-2 weeks out and tickets from $1,399 for flights departing within the next 72 hours.

What is the cheapest month to fly from St. Louis to New Delhi?

The best pricing can be found in the month of April. Prices to New Delhi from St. Louis average $1,298. You can even find prices in April for less than $1,298, as users have found deals to New Delhi from as low as $940. The month of December appears to be one of the more expensive times to travel to New Delhi from St. Louis. Flying in the targeted month can save you up to 44%.

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

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

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

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

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

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

$482+ Flights from St. Louis to New Delhi

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Cheapflights Tip: The best prices from Lambert-St Louis to New Delhi Indira Gandhi Intl are usually found in April or February, booked 50 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from St. Louis to New Delhi

Round-trip from	$814 (American Airlines)
One-way from	$482 (Kiwi.com)
Popular in	December
Cheapest in	April
Average price	$1,253

From Lambert-St Louis to New Delhi Indira Gandhi Intl

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One-way flight from Lambert-St Louis to New Delhi Indira Gandhi Intl

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Highest demand for flights based on searches. 12% potential increase in price ($176 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($54 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from St. Louis to New Delhi

Cheapest flights from St. Louis to New Delhi
Explore the most affordable flight options available from St. Louis to New Delhi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Thu 9/119:56 amSTL - DEL

2 stops24h 34mAmerican Airlines

Thu 9/1811:30 pmDEL - STL

2 stops24h 12mAmerican Airlines

Deal found 7/27

$814

Thu 9/111:30 pmSTL - DEL

1 stop22h 10mUnited Airlines

Thu 9/1811:35 pmDEL - STL

2 stops29h 45mUnited Airlines

Deal found 7/27

$900

Thu 9/111:30 pmSTL - DEL

1 stop22h 10mMultiple Airlines

Wed 9/172:55 amDEL - STL

2 stops51h 13mMultiple Airlines

Deal found 7/27

$948

Mon 10/275:24 pmSTL - DEL

2 stops27h 31mTurkish Airlines

Mon 11/107:00 amDEL - STL

2 stops44h 17mTurkish Airlines

Deal found 7/27

$1,019

Thu 9/185:11 pmSTL - DEL

2 stops29h 39mVirgin Atlantic

Sun 9/212:05 amDEL - STL

2 stops24h 30mVirgin Atlantic

Deal found 7/28

$1,023

Mon 10/131:30 pmSTL - DEL

1 stop22h 10mAir Canada

Tue 11/412:15 amDEL - STL

2 stops28h 54mAir Canada

Deal found 7/28

$1,145

Wed 12/311:55 pmSTL - DEL

2 stops28h 40mFinnair

Sun 1/187:50 amDEL - STL

2 stops46h 03mFinnair

Deal found 7/27

$1,182

Tue 8/55:31 pmSTL - DEL

2 stops44h 54mLufthansa

Mon 9/151:45 amDEL - STL

2 stops24h 29mLufthansa

Deal found 7/28

$1,196

Fri 8/151:26 pmSTL - DEL

2 stops22h 54mKLM

Mon 8/253:55 amDEL - STL

2 stops24h 22mKLM

Deal found 7/28

$1,198

Thu 10/231:30 pmSTL - DEL

2 stops25h 55mDelta

Tue 11/113:20 amDEL - STL

2 stops32h 47mDelta

Deal found 7/28

$1,209

Best flights from St. Louis to New Delhi
Discover carefully curated flight deals from St. Louis to New Delhi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Sun 8/249:08 amSTL - DEL

2 stops25h 22mAmerican Airlines

Mon 10/611:30 pmDEL - STL

2 stops27h 07mAmerican Airlines

Deal found 7/29

$814

Thu 9/111:30 pmSTL - DEL

1 stop22h 10mUnited Airlines

Thu 9/1811:35 pmDEL - STL

2 stops29h 45mUnited Airlines

Deal found 7/27

$900

Thu 9/111:30 pmSTL - DEL

1 stop22h 10mMultiple Airlines

Wed 9/172:55 amDEL - STL

2 stops51h 13mMultiple Airlines

Deal found 7/27

$948

Mon 10/275:24 pmSTL - DEL

2 stops27h 31mTurkish Airlines

Mon 11/107:00 amDEL - STL

2 stops44h 17mTurkish Airlines

Deal found 7/27

$1,019

Sun 8/246:00 pmSTL - DEL

2 stops21h 25mKLM

Sun 10/512:50 amDEL - STL

2 stops26h 55mKLM

Deal found 7/29

$1,022

Thu 9/185:11 pmSTL - DEL

2 stops29h 39mVirgin Atlantic

Sun 9/212:05 amDEL - STL

2 stops24h 30mVirgin Atlantic

Deal found 7/28

$1,023

Sun 8/249:15 amSTL - DEL

2 stops50h 25mAir Canada

Sun 10/512:05 amDEL - STL

1 stop30h 22mAir Canada

Deal found 7/29

$1,078

Tue 8/55:31 pmSTL - DEL

2 stops44h 54mLufthansa

Mon 9/151:45 amDEL - STL

2 stops24h 29mLufthansa

Deal found 7/28

$1,196

Thu 10/231:30 pmSTL - DEL

2 stops25h 55mDelta

Tue 11/113:20 amDEL - STL

2 stops32h 47mDelta

Deal found 7/28

$1,209

Thu 10/2310:36 amSTL - DEL

2 stops26h 29mBritish Airways

Sun 11/163:15 amDEL - STL

2 stops29h 10mBritish Airways

Deal found 7/28

$1,261

Last-minute flights from St. Louis to New Delhi
Discover last-minute flight deals from St. Louis to New Delhi. Data last updated July 29, 2025 and is based on user searches.

Tue 7/294:52 pmSTL - DEL

2 stops36h 38mMultiple Airlines

Tue 9/167:05 pmDEL - STL

2 stops35h 57mMultiple Airlines

Deal found 7/28

$1,305

Tue 7/294:52 pmSTL - DEL

2 stops25h 58mFinnair

Tue 9/307:40 amDEL - STL

2 stops45h 12mFinnair

Deal found 7/28

$1,319

Thu 7/316:33 amSTL - DEL

2 stops29h 07mAir Canada

Thu 8/710:50 pmDEL - STL

2 stops34h 25mAir Canada

Deal found 7/27

$1,259

Thu 7/3110:46 amSTL - DEL

2 stops28h 39mDelta

Wed 8/63:55 amDEL - STL

2 stops30h 28mDelta

Deal found 7/27

$1,572

Fri 8/11:16 pmSTL - DEL

2 stops27h 09mQatar Airways

Thu 8/283:25 amDEL - STL

2 stops31h 04mQatar Airways

Deal found 7/28

$1,315

Mon 8/47:23 amSTL - DEL

2 stops32h 02mQatar Airways

Sun 8/173:25 amDEL - STL

2 stops27h 27mQatar Airways

Deal found 7/27

$1,367

Tue 8/512:41 pmSTL - DEL

2 stops21h 49mAmerican Airlines

Tue 9/1611:30 pmDEL - STL

2 stops29h 32mAmerican Airlines

Deal found 7/28

$890

Tue 8/510:00 amSTL - DEL

2 stops25h 00mUnited Airlines

Tue 9/1611:35 pmDEL - STL

1 stop21h 41mUnited Airlines

Deal found 7/28

$1,090

Tue 8/55:31 pmSTL - DEL

2 stops44h 54mLufthansa

Mon 9/151:45 amDEL - STL

2 stops24h 29mLufthansa

Deal found 7/28

$1,196

Tue 8/55:23 pmSTL - DEL

2 stops22h 02mKLM

Mon 8/183:55 amDEL - STL

2 stops24h 51mKLM

Deal found 7/28

$1,296

Tue 8/51:20 pmSTL - DEL

2 stops44h 25mMultiple Airlines

Tue 9/163:55 pmDEL - STL

3 stops35h 10mMultiple Airlines

Deal found 7/28

$1,350

Tue 8/59:15 amSTL - DEL

1 stop24h 30mAir Canada

Tue 9/1610:50 pmDEL - STL

1 stop31h 18mAir Canada

Deal found 7/28

$1,707

One-way flights from St. Louis to New Delhi
Search for one-way flight options from St. Louis to New Delhi. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Sat 9/207:55 pmSTL - DEL

3 stops44h 50mMultiple Airlines

Deal found 7/28

$482

Tue 8/53:41 pmSTL - DEL

2 stops23h 44mDelta

Deal found 7/28

$672

Sat 10/183:23 pmSTL - DEL

2 stops53h 32mTurkish Airlines

Deal found 7/28

$687

Tue 8/59:15 amSTL - DEL

1 stop24h 30mAir Canada

Deal found 7/28

$1,060

Sat 10/189:15 amSTL - DEL

1 stop24h 30mUnited Airlines

Deal found 7/28

$1,306

Fly from

Fly to

Route

Depart

Return

Price

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Sun 8/24

9:08 am-9:00 pm

2 stops25h 22m

New Delhi Indira Gandhi Intl

Mon 10/6

11:30 pm-4:07 pm

2 stops27h 07m

$814

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Thu 9/11

1:30 pm-10:10 pm

1 stop22h 10m

New Delhi Indira Gandhi Intl

Thu 9/18

11:35 pm-6:50 pm

2 stops29h 45m

$900

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Thu 9/11

1:30 pm-10:10 pm

1 stop22h 10m

New Delhi Indira Gandhi Intl

Wed 9/17

2:55 am-7:38 pm

2 stops51h 13m

$948

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Mon 10/27

5:24 pm-7:25 am

2 stops27h 31m

New Delhi Indira Gandhi Intl

Mon 11/10

7:00 am-3:47 pm

2 stops44h 17m

$1,019

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Sun 8/24

6:00 pm-1:55 am

2 stops21h 25m

New Delhi Indira Gandhi Intl

Sun 10/5

12:50 am-5:15 pm

2 stops26h 55m

$1,022

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Thu 9/18

5:11 pm-9:20 am

2 stops29h 39m

New Delhi Indira Gandhi Intl

Sun 9/21

2:05 am-4:05 pm

2 stops24h 30m

$1,023

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Sun 8/24

9:15 am-10:10 pm

2 stops50h 25m

New Delhi Indira Gandhi Intl

Sun 10/5

12:05 am-7:57 pm

1 stop30h 22m

$1,078

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Tue 8/5

5:31 pm-12:55 am

2 stops44h 54m

New Delhi Indira Gandhi Intl

Mon 9/15

1:45 am-3:44 pm

2 stops24h 29m

$1,196

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Thu 10/23

1:30 pm-1:55 am

2 stops25h 55m

New Delhi Indira Gandhi Intl

Tue 11/11

3:20 am-12:37 am

2 stops32h 47m

$1,209

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Thu 10/23

10:36 am-11:35 pm

2 stops26h 29m

New Delhi Indira Gandhi Intl

Sun 11/16

3:15 am-8:55 pm

2 stops29h 10m

$1,261

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 15 results

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

Have a flexible travel schedule? Discover the best time to fly to New Delhi from St. Louis with our price prediction graph.

Estimated round-trip 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 St. Louis to New Delhi

How far ahead should I book a flight from St. Louis to New Delhi?

The price you pay for your flight from St. Louis to New Delhi may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from St. Louis to New Delhi (average of $802). Flying from St. Louis to New Delhi in December is currently the most expensive (average of $1,347). 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 STL to DEL?

It’s typically best to fly out from St. Louis to New Delhi in the afternoon. Doing so could potentially save you 10% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing New Delhi

Read reviews from past customers who have flown Delta, KLM, and United Airlines from St. Louis to New Delhi. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,979 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,383 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,896 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Virgin Atlantic

7.4

Good

655 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Turkish Airlines

7.3

Good

3,925 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from St. Louis to New Delhi round-trip?
American Airlines, at $814, was found to be the cheapest airline from St. Louis to New Delhi.Alternate airlines to your destination round-trip include United Airlines and Turkish Airlines. American Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from St. Louis to New Delhi one-way?
For one-way options, check prices for Delta. According to our data, you can fly for as low as $672. Users have also found prices from $687 and $1,060 on Turkish Airlines and Air Canada, respectively.
Can I find deals for flights from St. Louis to New Delhi that include hotel bookings?
Yes. In addition to deals on St. Louis to New Delhi flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to New Delhi?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to New Delhi.
Can I find deals for business class flights from St. Louis to New Delhi?
Yes. Cheapflights offers flight deals from St. Louis to New Delhi 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 St. Louis to New Delhi?
Currently, September is the cheapest month in which you can book a flight from St. Louis to New Delhi (average of $802). Flying from St. Louis to New Delhi in December is currently the most expensive (average of $1,347). 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

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Alternative routes for St. Louis to New Delhi

Kansas City to New Delhi flights

Springfield to New Delhi flights

Columbia to New Delhi flights

Other flights to New Delhi

Top 8 airlines flying from St. Louis to New Delhi

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$816	Average$1,257	FlexibilityNo cancel fee	On-time69%
Qatar Airways	Cheapest$940	Average$1,174	FlexibilityNo cancel fee	On-time68%
American Airlines	Cheapest$967	Average$1,284	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$1,037	Average$1,276	FlexibilityNo cancel fee	On-timeN/A
Lufthansa	Cheapest$1,039	Average$1,305	FlexibilityNo cancel fee	On-time76%
Finnair	Cheapest$1,060	Average$1,311	FlexibilityNo cancel fee	On-time76%
Air Canada	Cheapest$1,079	Average$1,533	FlexibilityNo cancel fee	On-time67%
KLM	Cheapest$1,093	Average$1,259	FlexibilityNo cancel fee	On-time75%

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$482+ Cheap flights from St. Louis (STL) to New Delhi (DEL)

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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to New Delhi with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Lambert-St Louis to New Delhi Indira Gandhi Intl are usually found in April or February, booked 50 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from St. Louis to New Delhi

Round-trip from

One-way from

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Find flight deals from St. Louis to New Delhi

Cheapest flights from St. Louis to New DelhiExplore the most affordable flight options available from St. Louis to New Delhi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from St. Louis to New Delhi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to New Delhi that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to New Delhi from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to New Delhi

How far ahead should I book a flight from St. Louis to New Delhi?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to New Delhi. Price data was last updated on July 25, 2025.

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

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

Find hourly flight availability from St. Louis to New Delhi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Reviews of airlines servicing New Delhi

Read reviews from past customers who have flown Delta, KLM, and United Airlines from St. Louis to New Delhi. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

What are the cheapest airlines to fly from St. Louis to New Delhi one-way?

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

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

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

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

Traveling to a place near New Delhi?

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Alternative routes for St. Louis to New Delhi

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Top 8 airlines flying from St. Louis to New Delhi

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Cheapest flights from St. Louis to New Delhi
Explore the most affordable flight options available from St. Louis to New Delhi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.