$442 Cheap Flights from Delhi (DEL) to Seattle (SEA)

View $442 flight on Mon, Nov 17, 2025Opens in a new window

Popular airlines from Indira Gandhi International Airport (DEL) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Delhi to Seattle (DEL-SEA)

Prices were available within the past 7 days and start at $442 for one-way flights and $647 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air India
Fri, Oct 24 - Mon, Dec 8
DEL
Delhi
SEA
Seattle
$647 Roundtrip, found 16 hours ago
$647
Roundtrip
found 16 hours ago
Select Air India flight, departing Fri, Oct 24 from Delhi to Seattle, returning Mon, Dec 8, priced at $647 found 16 hours ago
Singapore Airlines
Tue, May 19 - Thu, Aug 6
DEL
Delhi
SEA
Seattle
$798 Roundtrip, found 2 days ago
$798
Roundtrip
found 2 days ago
Select Singapore Airlines flight, departing Tue, May 19 from Delhi to Seattle, returning Thu, Aug 6, priced at $798 found 2 days ago
British Airways
Mon, Sep 22 - Tue, Jan 27
DEL
Delhi
SEA
Seattle
$831 Roundtrip, found 4 days ago
$831
Roundtrip
found 4 days ago
Select British Airways flight, departing Mon, Sep 22 from Delhi to Seattle, returning Tue, Jan 27, priced at $831 found 4 days ago
Turkish Airlines
Thu, Oct 2 - Mon, Dec 1
DEL
Delhi
SEA
Seattle
$933 Roundtrip, just found
$933
Roundtrip
just found
Select Turkish Airlines flight, departing Thu, Oct 2 from Delhi to Seattle, returning Mon, Dec 1, priced at $933 just found
Swiss International Air Lines
Wed, Oct 15 - Wed, Feb 4
DEL
Delhi
SEA
Seattle
$953 Roundtrip, found 5 days ago
$953
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Oct 15 from Delhi to Seattle, returning Wed, Feb 4, priced at $953 found 5 days ago
Air Canada
Sat, Oct 11 - Sun, Mar 15
DEL
Delhi
SEA
Seattle
$955 Roundtrip, found 3 hours ago
$955
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Sat, Oct 11 from Delhi to Seattle, returning Sun, Mar 15, priced at $955 found 3 hours ago
Lufthansa
Wed, Jan 14 - Tue, Mar 10
DEL
Delhi
SEA
Seattle
$963 Roundtrip, found 6 hours ago
$963
Roundtrip
found 6 hours ago
Select Lufthansa flight, departing Wed, Jan 14 from Delhi to Seattle, returning Tue, Mar 10, priced at $963 found 6 hours ago
United
Wed, Oct 1 - Wed, Mar 25
DEL
Delhi
SEA
Seattle
$983 Roundtrip, found 4 days ago
$983
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 1 from Delhi to Seattle, returning Wed, Mar 25, priced at $983 found 4 days ago
Delta
Fri, Oct 10 - Mon, Nov 24
DEL
Delhi
SEA
Seattle
$1,001 Roundtrip, found 14 hours ago
$1,001
Roundtrip
found 14 hours ago
Select Delta flight, departing Fri, Oct 10 from Delhi to Seattle, returning Mon, Nov 24, priced at $1,001 found 14 hours ago
All Nippon Airways
Wed, Nov 26 - Thu, Nov 27
DEL
Delhi
SEA
Seattle
$1,013 Roundtrip, found 4 days ago
$1,013
Roundtrip
found 4 days ago
Select All Nippon Airways flight, departing Wed, Nov 26 from Delhi to Seattle, returning Thu, Nov 27, priced at $1,013 found 4 days ago

Find the cheapest month to fly from New Delhi (DEL) to Seattle (SEA)

October is typically the cheapest month to fly

From $647 - $1,240 per traveler.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $934
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $934
Flights from Delhi (DEL) to Seattle (SEA)
Origin airport
Indira Gandhi Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Emirates, Finnair, KLM, Korean Air, Lufthansa, Oman Air, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Thai Airways International, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$647
Distance
7048 mi

Delhi to Seattle Flights

The cheapest times to fly from Delhi to Seattle

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 Delhi to Seattle are during the month of October. You can find some of the cheapest flights from Delhi to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Delhi to Seattle

Sunday is one of the best days to book for cheap flights from Delhi to Seattle: 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 Delhi to Seattle

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 Delhi to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $442 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 Delhi to Seattle 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 Delhi to Seattle 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 Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA) cost?
Grab a cheap one-way flight from $442 or cheap return flight from $647 from Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from DEL to SEA is October, when there's less demand. Off-peak season is often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA)?
To find the cheapest airline that'll fly you from DEL to SEA, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA)?
You'll need to take a flight with a layover when traveling from Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from DEL to SEA?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA)?
To reach Seattle - Tacoma Intl. Airport (SEA) on time, choose a flight that leaves Indira Gandhi Intl. Airport (DEL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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.
Is it cheaper to buy a plane ticket from Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your flight from DEL to SEA just before your journey is usually more expensive. However, if there's some wiggle room with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a DEL to SEA flight and hotel package?
You can save money by booking a DEL to SEA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've selected your ideal accommodations and flights, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Indira Gandhi Intl. Airport (DEL) to Seattle - Tacoma Intl. Airport (SEA)?
In most instances, you can cancel or reschedule your DEL to SEA flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.