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Cheap flights from St. Louis to New Delhi from $401

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to New Delhi departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to New Delhi

Cheap round-trip flights

American Airlines Logo
9:46 am - 9:00 pmSTL-DEL
24h 44m2 stops
American Airlines Logo
11:30 pm - 3:25 pmDEL-STL
26h 25m2 stops
$788American Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21
United Airlines Logo
5:15 am - 9:30 pmSTL-DEL
29h 45m2 stops
United Airlines Logo
11:35 pm - 10:46 amDEL-STL
21h 41m1 stop
$814United Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21
Lufthansa Logo
5:18 pm - 12:05 amSTL-DEL
43h 17m2 stops
Lufthansa Logo
3:35 am - 9:10 pmDEL-STL
29h 05m2 stops
$891Lufthansa
Find Deal
Sat, Jan 24 - Sat, Feb 7
United Airlines Logo
6:15 am - 9:30 pmSTL-DEL
28h 45m2 stops
United Airlines Logo
11:35 pm - 11:47 amDEL-STL
22h 42m1 stop
$899United Airlines
Find Deal
Fri, Sep 26 - Fri, Oct 3
American Airlines Logo
9:56 am - 9:00 pmSTL-DEL
24h 34m2 stops
American Airlines Logo
11:30 pm - 3:37 pmDEL-STL
26h 37m2 stops
$958American Airlines
Find Deal
Thu, Sep 18 - Mon, Sep 22
Lufthansa Logo
6:43 pm - 12:05 amSTL-DEL
42h 52m2 stops
Lufthansa Logo
3:35 am - 1:55 pmDEL-STL
21h 50m1 stop
$1,016Lufthansa
Find Deal
Fri, Oct 31 - Sat, Nov 15
Finnair Logo
1:20 pm - 6:05 amSTL-DEL
29h 15m2 stops
Finnair Logo
7:50 am - 6:15 pmDEL-STL
45h 55m2 stops
$1,123Finnair
Find Deal
Sun, Nov 23 - Mon, Dec 8
Finnair Logo
1:20 pm - 6:05 amSTL-DEL
29h 15m2 stops
Finnair Logo
7:50 am - 6:23 pmDEL-STL
46h 03m2 stops
$1,157Finnair
Find Deal
Wed, Nov 26 - Sat, Jan 17
Air Canada Logo
11:45 am - 9:55 pmSTL-DEL
22h 40m2 stops
Air Canada Logo
12:25 am - 3:29 pmDEL-STL
26h 34m2 stops
$1,175Air Canada
Find Deal
Tue, Feb 10 - Wed, Feb 18
Delta Logo
4:10 pm - 12:05 amSTL-DEL
21h 25m2 stops
Delta Logo
12:50 am - 4:48 pmDEL-STL
26h 28m2 stops
$1,196Delta
Find Deal
Fri, Sep 26 - Thu, Oct 2

American Airlines flights from St. Louis to New Delhi

Our best American Airlines deals on St. Louis to New Delhi flight tickets
American Airlines
Sep 14
STL9:46 amLambert-St Louis
24h 44m
2 stops
DEL9:00 pmNew Delhi Indira Gandhi Intl
Sep 21
DEL11:30 pmNew Delhi Indira Gandhi Intl
26h 25m
2 stops
STL3:25 pmLambert-St Louis
$788
Find similar
American Airlines
Sep 18
STL9:56 amLambert-St Louis
24h 34m
2 stops
DEL9:00 pmNew Delhi Indira Gandhi Intl
Sep 22
DEL11:30 pmNew Delhi Indira Gandhi Intl
26h 37m
2 stops
STL3:37 pmLambert-St Louis
$958
Find similar
American Airlines
Oct 23
STL12:52 pmLambert-St Louis
21h 38m
2 stops
DEL9:00 pmNew Delhi Indira Gandhi Intl
Nov 17
DEL11:55 pmNew Delhi Indira Gandhi Intl
27h 04m
2 stops
STL3:29 pmLambert-St Louis
$1,067
Find similar

Lufthansa flights from St. Louis to New Delhi

Our best Lufthansa deals on St. Louis to New Delhi flight tickets
Lufthansa
Jan 24
STL5:18 pmLambert-St Louis
43h 17m
2 stops
DEL12:05 amNew Delhi Indira Gandhi Intl
Feb 7
DEL3:35 amNew Delhi Indira Gandhi Intl
29h 05m
2 stops
STL9:10 pmLambert-St Louis
$891
Find similar
Lufthansa
Oct 31
STL6:43 pmLambert-St Louis
42h 52m
2 stops
DEL12:05 amNew Delhi Indira Gandhi Intl
Nov 15
DEL3:35 amNew Delhi Indira Gandhi Intl
21h 50m
1 stop
STL1:55 pmLambert-St Louis
$1,016
Find similar
Lufthansa
Nov 18
STL11:49 amLambert-St Louis
24h 46m
2 stops
DEL12:05 amNew Delhi Indira Gandhi Intl
Dec 24
DEL1:55 amNew Delhi Indira Gandhi Intl
31h 18m
2 stops
STL9:43 pmLambert-St Louis
$1,084
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to New Delhi 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from St. Louis to New Delhi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Sun 9/14

9:46 am-9:00 pm

2 stops24h 44m

New Delhi Indira Gandhi Intl

Sun 9/21

11:30 pm-3:25 pm

2 stops26h 25m

$788

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Sun 9/14

5:15 am-9:30 pm

2 stops29h 45m

New Delhi Indira Gandhi Intl

Sun 9/21

11:35 pm-10:46 am

1 stop21h 41m

$814

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Sat 1/24

5:18 pm-12:05 am

2 stops43h 17m

New Delhi Indira Gandhi Intl

Sat 2/7

3:35 am-9:10 pm

2 stops29h 05m

$891

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Fri 9/26

6:15 am-9:30 pm

2 stops28h 45m

New Delhi Indira Gandhi Intl

Fri 10/3

11:35 pm-11:47 am

1 stop22h 42m

$899

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Thu 9/18

9:56 am-9:00 pm

2 stops24h 34m

New Delhi Indira Gandhi Intl

Mon 9/22

11:30 pm-3:37 pm

2 stops26h 37m

$958

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Fri 10/31

6:43 pm-12:05 am

2 stops42h 52m

New Delhi Indira Gandhi Intl

Sat 11/15

3:35 am-1:55 pm

1 stop21h 50m

$1,016

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Sun 11/23

1:20 pm-6:05 am

2 stops29h 15m

New Delhi Indira Gandhi Intl

Mon 12/8

7:50 am-6:15 pm

2 stops45h 55m

$1,123

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Wed 11/26

1:20 pm-6:05 am

2 stops29h 15m

New Delhi Indira Gandhi Intl

Sat 1/17

7:50 am-6:23 pm

2 stops46h 03m

$1,157

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Tue 2/10

11:45 am-9:55 pm

2 stops22h 40m

New Delhi Indira Gandhi Intl

Wed 2/18

12:25 am-3:29 pm

2 stops26h 34m

$1,175

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Fri 9/26

4:10 pm-12:05 am

2 stops21h 25m

New Delhi Indira Gandhi Intl

Thu 10/2

12:50 am-4:48 pm

2 stops26h 28m

$1,196

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New Delhi from

How to get the cheapest flight ticket from St. Louis to New Delhi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between St. Louis and New Delhi?

What is the cheapest month to fly to New Delhi?

The month of April is, on average, the cheapest month to fly to New Delhi from St. Louis, with most prices found around $1,024. If you’re not able to fly to New Delhi in April, then February is your next best option. Flight prices from St. Louis to New Delhi during February average around $1,149.

What is the cheapest day to depart on your flight to New Delhi?

According to our data, Thursday is the cheapest day to fly to New Delhi from St. Louis. The lowest ticket price found for a Thursday departure recently was $1,178. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to New Delhi is Monday, with ticket prices averaging around $1,307.

What is the cheapest time of day to depart on your flight to New Delhi?

According to our data, the cheapest time of day to fly to New Delhi is in the evening. momondo users have found flights departing from St. Louis to New Delhi in the evening for as low as $1,253. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $1,386. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Lambert-St Louis to New Delhi Indira Gandhi Intl flight route?

Fly from Lambert-St Louis to New Delhi Indira Gandhi Intl for the best Lambert-St Louis - New Delhi Indira Gandhi Intl flight prices

How far in advance should I book a flight to New Delhi?

You are more likely to see cheaper flights to New Delhi from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to New Delhi for around $1,302 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Delhi from St. Louis for as low as $1,188 on momondo.

What cabin class options are available on Lambert-St Louis to New Delhi Indira Gandhi Intl flights?

There are 2 cabin classes available to choose from on Lambert-St Louis to New Delhi Indira Gandhi Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to New Delhi flights?

You could potentially save up to 25% on your flight if you consider stops on a St. Louis to New Delhi flight.

How have St. Louis to New Delhi flight prices changed over time?

When to book flights from St. Louis to New Delhi

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to New Delhi according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to New Delhi (STL to DEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to New Delhi

Best Price Found

$401

Fastest flight time

21h 25m

Direct flights

None

Airports in New Delhi

1 airport
The best one-way flight to New Delhi from St. Louis in the past 72 hours is $401. The best round-trip flight deal from St. Louis to New Delhi found on momondo in the last 72 hours is $788.
The fastest flight from St. Louis to New Delhi takes 21h 25m
There are no direct flights from St. Louis to New Delhi. Popular non-direct route for this connection is Lambert-St Louis Airport - New Delhi Indira Gandhi Intl Airport.
There is 1 airport near New Delhi: New Delhi Indira Gandhi Intl (DEL)
Search flight deals

  • How far is Lambert-St Louis to New Delhi Indira Gandhi Intl by plane?

    Lambert-St Louis and New Delhi Indira Gandhi Intl are 7715.1 mi apart from one another. In terms of flight time, this usually takes a little over 21h 25m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to New Delhi Indira Gandhi Intl Airport?

    Prices for flights from Lambert-St Louis Airport to New Delhi Indira Gandhi Intl Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to New Delhi Indira Gandhi Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to New Delhi Indira Gandhi Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to New Delhi Indira Gandhi Intl Airport.

  • What documentation or ID do you need to fly to New Delhi Indira Gandhi Intl Airport?

    The necessary travel and health documents for your New Delhi Indira Gandhi Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to New Delhi?

Best airlines flying from St. Louis to New Delhi

Compare and see reviews for airlines that fly from St. Louis to New Delhi with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $816Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $940Free CancellationRating
7.4
3,608 reviews
Search Qatar Airways flights
American AirlinesPriceFrom $967Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $968Free CancellationRating
7.1
9,949 reviews
Search Air Canada flights
DeltaPriceFrom $1,037Free CancellationRating
8.0
7,980 reviews
Search Delta flights
LufthansaPriceFrom $1,037Free CancellationRating
6.8
7,317 reviews
Search Lufthansa flights
FinnairPriceFrom $1,060Free CancellationRating
7.6
1,321 reviews
Search Finnair flights
KLMPriceFrom $1,093Free CancellationRating
7.8
1,381 reviews
Search KLM flights

Traveling to a place near New Delhi?

Book flights to New Delhi if you plan to visit one of these locations
Gurugram
Noida
Faridabad

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to New Delhi?

It is quick and easy to find St. Louis to New Delhi flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to New Delhi that suits you.

Can I find flights from St. Louis to New Delhi with flexible booking policies on momondo?

All flight searches from St. Louis to New Delhi on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to New Delhi?

Once you have performed a search for St. Louis to New Delhi flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to New Delhi right now. Can momondo alert me if prices change?

Price alerts on flights to New Delhi from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Fly your favorite airline to New Delhi

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
American Airlines
Delta
United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
Qatar Airways
Spirit Airlines
Ryanair
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