$329 Cheap Flights from Washington (IAD) to Delhi (DEL)

View $329 flight on Mon, Aug 25, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Indira Gandhi International Airport (DEL)

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Cheap Flights from Washington to Delhi (IAD-DEL)

Prices were available within the past 7 days and start at $329 for one-way flights and $651 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Sep 1 - Wed, Sep 17
IAD
Washington
DEL
Delhi
$651 Roundtrip, found 3 hours ago
$651
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Mon, Sep 1 from Washington to Delhi, returning Wed, Sep 17, priced at $651 found 3 hours ago
Etihad Airways
Sat, Sep 27 - Sun, Oct 19
IAD
Washington
DEL
Delhi
$691 Roundtrip, just found
$691
Roundtrip
just found
Select Etihad Airways flight, departing Sat, Sep 27 from Washington to Delhi, returning Sun, Oct 19, priced at $691 just found
Delta
Sat, Aug 30 - Tue, Sep 9
IAD
Washington
DEL
Delhi
$707 Roundtrip, found 4 hours ago
$707
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Aug 30 from Washington to Delhi, returning Tue, Sep 9, priced at $707 found 4 hours ago
Virgin Atlantic
Tue, Sep 23 - Tue, Oct 28
IAD
Washington
DEL
Delhi
$718 Roundtrip, found 2 hours ago
$718
Roundtrip
found 2 hours ago
Select Virgin Atlantic flight, departing Tue, Sep 23 from Washington to Delhi, returning Tue, Oct 28, priced at $718 found 2 hours ago
Turkish Airlines
Tue, Sep 23 - Fri, Oct 31
IAD
Washington
DEL
Delhi
$731 Roundtrip, found 2 hours ago
$731
Roundtrip
found 2 hours ago
Select Turkish Airlines flight, departing Tue, Sep 23 from Washington to Delhi, returning Fri, Oct 31, priced at $731 found 2 hours ago
Qatar Airways
Sun, Oct 26 - Thu, Nov 13
IAD
Washington
DEL
Delhi
$756 Roundtrip, found 1 hour ago
$756
Roundtrip
found 1 hour ago
Select Qatar Airways flight, departing Sun, Oct 26 from Washington to Delhi, returning Thu, Nov 13, priced at $756 found 1 hour ago
KLM
Tue, Sep 16 - Fri, Sep 26
IAD
Washington
DEL
Delhi
$759 Roundtrip, found 4 hours ago
$759
Roundtrip
found 4 hours ago
Select KLM flight, departing Tue, Sep 16 from Washington to Delhi, returning Fri, Sep 26, priced at $759 found 4 hours ago
Air France
Tue, Sep 16 - Fri, Sep 26
IAD
Washington
DEL
Delhi
$759 Roundtrip, found 4 hours ago
$759
Roundtrip
found 4 hours ago
Select Air France flight, departing Tue, Sep 16 from Washington to Delhi, returning Fri, Sep 26, priced at $759 found 4 hours ago
Air India
Fri, Sep 12 - Fri, Sep 26
IAD
Washington
DEL
Delhi
$784 Roundtrip, just found
$784
Roundtrip
just found
Select Air India flight, departing Fri, Sep 12 from Washington to Delhi, returning Fri, Sep 26, priced at $784 just found
United
Mon, Sep 1 - Wed, Sep 17
IAD
Washington
DEL
Delhi
$787 Roundtrip, found 3 hours ago
$787
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Sep 1 from Washington to Delhi, returning Wed, Sep 17, priced at $787 found 3 hours ago

Find the cheapest month to fly from Washington (IAD) to New Delhi (DEL)

September is typically the cheapest month to fly

From $576 - $861 per traveler.

Graph displaying average flight prices per month

Flights from Washington (IAD) to Delhi (DEL)
Origin airport
Washington Dulles Intl.
Destination airport
Indira Gandhi Intl.
Airlines serving
Air Canada, Air France, Air India, American Airlines, British Airways, Delta, EGYPTAIR, Emirates, Ethiopian Airlines, Etihad Airways, ITA Airways, KLM, Lufthansa, Oman Air, Qatar Airways, Saudia, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$651
Distance
7491 mi
Average flight time
15 hours 20 mins

Washington to Delhi Flights

The cheapest times to fly from Washington to Delhi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Delhi are during the month of September. You can find some of the cheapest flights from Washington to Delhi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Delhi

Sunday is one of the best days to book for cheap flights from Washington to Delhi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Delhi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Delhi in 2025. You can also book with separate airlines for your outbound and return journeys, from $329 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Delhi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Delhi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL) cost?
Find cheap return fares from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL) starting at $784. Book your seat and take off on your trip. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Air India flight leaving IAD on August 1 2025 and touching down at DEL. The price was last updated on July 5 2025 and has not changed since.
What is the cheapest month to fly from IAD to DEL?
The cheapest flights from IAD to DEL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL)?
You can travel nonstop from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL) on an Air India flight.
What is the cheapest airline that flies from IAD to DEL?
Currently, the cheapest airline operating one-way flights from IAD to DEL is Air India. You can take off on this route from $355. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IAD on September 19 2025. Prices were last updated on July 5 2025 and have not changed since.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL)?
On average, there are 4 nonstop flights taking off from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL) every week. If you don't find one that fits your schedule, consider catching a flight that includes a layover. Filter your search results on Expedia to include one or more stops and opt for the next best alternative.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL)?
More passengers fly between IAD and DEL at 10 AM than at any other time. Looking to skip the crowds? Pick a flight outside the busiest times and it's possible you'll save on your ticket as well.
What day of the week has the most flights from IAD to DEL?
Jet off on a Friday if you're after the largest selection of flights from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL).
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL)?
Washington Dulles Intl. Airport (IAD)'s earliest flight to Indira Gandhi Intl. Airport (DEL) leaves at approximately 10:00AM UTC-5. With a travel time of 14h 5m, you'll land at around 10:35AM UTC+5.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL)?
It usually takes 14 hours and 5 minutes to travel the 7,500 mi from IAD to DEL.
What airline has the least delays from IAD to DEL?
Consider traveling with Air India if you'd like to fly straight from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL) without any delays. This airline has the strongest track record for punctuality, with an on-time performance of 83%. Want real-time updates? You can check your flight status using the Expedia App.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL)?
Opt for a flight from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Delhi from Washington Dulles Intl. Airport (IAD)?
If you're on a direct flight from Washington Dulles Intl. Airport (IAD) to Delhi, Indira Gandhi Intl. Airport (DEL) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL) last-minute?
Last-minute fares from IAD to DEL are generally more expensive. To lock in the best rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel dates, you may land a cheap ticket just before your departure.
Is it cheaper to book an IAD to DEL flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to DEL flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the stress out of planning your trip. Simply pick your flights and choose from our extensive range of stays, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Indira Gandhi Intl. Airport (DEL)?
Generally, it's possible to cancel or reschedule your IAD to DEL flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

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