HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bangalore

$312+ Cheap flights from Seattle (SEA) to Bengaluru (BLR)

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BLR
Apr 27 — May 41
Mon 4/27
Mon 5/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Bangalore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Seattle to Bangalore

Cheapest flights from Seattle to Bangalore
Explore the most affordable flight options available from Seattle to Bangalore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.

This oojo deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:15 am
SEA
-
BLR
1 stop23h 05m
Singapore Airlines
Wed 9/1611:05 pm
BLR
-
SEA
1 stop22h 10m
Singapore Airlines
Deal found 3/25$752
This FlightHub deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:15 am
SEA
-
BLR
1 stop35h 40m
Singapore Airlines
Sat 9/266:05 pm
BLR
-
SEA
2 stops27h 10m
Singapore Airlines
Deal found 3/27$762
This oojo deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:15 am
SEA
-
BLR
1 stop23h 05m
Multiple Airlines
Wed 9/1611:05 pm
BLR
-
SEA
2 stops32h 21m
Multiple Airlines
Deal found 3/25$780
This oojo deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:15 am
SEA
-
BLR
1 stop23h 05m
Multiple Airlines
Thu 10/2211:05 pm
BLR
-
SEA
2 stops32h 21m
Multiple Airlines
Deal found 3/26$783
This Justfly.com deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:15 am
SEA
-
BLR
1 stop23h 05m
Singapore Airlines
Wed 9/911:05 pm
BLR
-
SEA
1 stop22h 10m
Singapore Airlines
Deal found 3/27$817
This oojo deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:15 am
SEA
-
BLR
1 stop23h 05m
Multiple Airlines
Sun 9/1311:05 pm
BLR
-
SEA
2 stops30h 21m
Multiple Airlines
Deal found 3/25$819
This oojo deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:00 am
SEA
-
BLR
2 stops26h 20m
Multiple Airlines
Mon 9/2111:35 am
BLR
-
SEA
1 stop33h 40m
Multiple Airlines
Deal found 3/28$821
This oojo deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:15 am
SEA
-
BLR
1 stop35h 55m
Multiple Airlines
Wed 9/911:05 pm
BLR
-
SEA
3 stops31h 22m
Multiple Airlines
Deal found 3/26$822
This oojo deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/177:00 am
SEA
-
BLR
2 stops26h 20m
Multiple Airlines
Thu 10/2911:05 pm
BLR
-
SEA
1 stop21h 35m
Multiple Airlines
Deal found 3/26$837
This oojo deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1010:15 am
SEA
-
BLR
1 stop35h 55m
Singapore Airlines
Wed 6/2411:05 pm
BLR
-
SEA
1 stop22h 10m
Singapore Airlines
Deal found 3/25$855
This Justfly.com deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:15 am
SEA
-
BLR
1 stop23h 05m
Singapore Airlines
Mon 9/1411:05 pm
BLR
-
SEA
1 stop22h 10m
Singapore Airlines
Deal found 3/25$887

Find flight deals from Seattle to Bangalore

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Bangalore (BLR). 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 March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$752
(oojo)

One-way from

$312
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$919
Provider with most accurate pricing for Seattle/Tacoma Intl-Bengaluru Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Bengaluru Intl flights.
Search Deals
From Seattle/Tacoma Intl to Bengaluru Intl
Search Deals
One-way flight from Seattle/Tacoma Intl to Bengaluru Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Bangalore 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 2,558,603 searches. Data last updated March 28, 2026.
Use the filters below to find and compare flights from Seattle to Bengaluru that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Wed 6/3

1:30 pm-11:35 pm

1 stop21h 35m

Bengaluru Intl

Wed 6/10

8:00 am-8:01 pm

1 stop24h 31m

$1,081

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Sun 5/10

6:20 pm-6:10 am

1 stop23h 20m

Bengaluru Intl

Sat 5/16

8:00 am-8:11 pm

1 stop24h 41m

$1,085

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Thu 5/7

10:00 am-6:10 am

2 stops31h 40m

Bengaluru Intl

Sat 5/23

8:00 am-8:11 pm

1 stop24h 41m

$1,093

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Mon 6/22

6:00 am-3:15 am

2 stops32h 45m

Bengaluru Intl

Wed 7/1

4:35 am-12:16 am

2 stops32h 11m

$1,114
Quickest round-trip

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Thu 9/24

10:15 am-9:50 pm

1 stop23h 05m

Bengaluru Intl

Mon 9/28

11:05 pm-8:45 am

1 stop22h 10m

$1,123

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Thu 9/24

11:31 am-2:30 am

2 stops26h 29m

Bengaluru Intl

Mon 9/28

4:00 am-12:25 pm

1 stop20h 55m

$1,168

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Tue 5/12

9:45 pm-4:10 pm

2 stops29h 55m

Bengaluru Intl

Thu 6/25

1:00 am-8:01 pm

2 stops31h 31m

$1,200

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Sat 5/23

9:45 pm-6:55 pm

2 stops32h 40m

Bengaluru Intl

Sun 6/7

8:00 am-8:42 pm

1 stop25h 12m

$1,209

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Sun 8/16

7:30 am-11:15 pm

2 stops27h 15m

Bengaluru Intl

Tue 8/25

1:25 am-10:17 pm

2 stops33h 22m

$1,358

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Sat 8/8

7:10 pm-11:10 am

2 stops27h 30m

Bengaluru Intl

Mon 9/7

11:30 pm-5:15 pm

2 stops30h 15m

$1,444

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Seattle to Bangalore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Bangalore in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Bengaluru flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Bengaluru flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Bengaluru flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Bengaluru flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Bengaluru flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Bangalore

Have a flexible travel schedule? Discover the best time to fly to Bangalore from Seattle 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 Seattle to Bengaluru

How far ahead should I book a flight from Seattle to Bengaluru?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Bangalore. Price data was last updated on March 13, 2026.

To ensure you get the cheapest price possible for a flight from Seattle to Bengaluru, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Bengaluru?

Currently, April is the cheapest month in which you can book a flight from Seattle to Bengaluru (average of $593). Flying from Seattle to Bengaluru in June is currently the most expensive (average of $966). 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 SEA to BLR?

Find hourly flight availability from Seattle to Bangalore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2026.

One of the essential ways to save on airfare from Seattle to Bengaluru is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 26% on airfare.

How much does it cost to fly round-trip from Seattle to Bengaluru?

Reviews of airlines servicing Bangalore

Get insights into the airlines that provide service to Bangalore. 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 Bangalore. Reviews last updated March 28, 2026.
Read through reviews of airlines operating flights from Seattle to Bengaluru, such as Singapore Airlines,Emirates, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very good
1,484 reviews

Comfort

8.0

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Singapore Airlines
8.2
Very good
1,484 reviews
Singapore Airlines
8.2
Very good
1,484 reviews

Comfort

8.0

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Emirates
8.1
Very good
3,548 reviews
Singapore Airlines
8.2
Very good
1,484 reviews

Comfort

8.0

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Delta
7.9
Good
8,357 reviews
Singapore Airlines
8.2
Very good
1,484 reviews

Comfort

8.0

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Qatar Airways
7.4
Good
3,733 reviews
Singapore Airlines
8.2
Very good
1,484 reviews

Comfort

8.0

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Lufthansa
6.8
Okay
7,872 reviews
Singapore Airlines
8.2
Very good
1,484 reviews

Comfort

8.0

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Bangalore. 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 Seattle to Bengaluru?

    Delta, Virgin Atlantic, and Singapore Airlines can get you from Seattle to Bengaluru in just under 21h 35m. Your travel time can differ by up to 10h 05m. The distance from Seattle to Bengaluru is about 8062 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Seattle to Bengaluru round-trip?

    Cheapflights users have booked flights from Seattle to Bengaluru round-trip from $637. Other airlines that can offer you cheap pricing are Delta, from $774, and KLM, from $794. Singapore Airlines is currently priced 38% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seattle to Bengaluru one-way?

    One-way options have recently been found by users for as low as $258 on Singapore Airlines. Other airlines that offer cheap prices include Qatar Airways from $404 and Virgin Atlantic from $407 one-way.

  • Where are the most common layover locations when flying from Seattle to Bengaluru?

    The most popular layover on flights from Seattle to Bengaluru is Singapore. Singapore is followed by Doha in terms of the most popular layover location on flights from Seattle to Bengaluru. London sees the third most layovers on flights from Seattle to Bengaluru.

  • What are some popular things to do or see while on a layover in Singapore?

    The majority of Singapore visitors spend their time at Sentosa, Universal Studios Singapore, and Merlion. Sentosa, Universal Studios Singapore, and Merlion are located about 13.4 mi, 13.4 mi, and 10.5 mi, respectively from Singapore Changi. Travelers can book a car rental at Singapore Changi for about $99 per day to make their sightseeing more efficient.

  • What are points of interest worth seeing during a layover in London?

    If you're on a layover in London and looking for things to do, consider visiting Hyde Park, Buckingham Palace, or Piccadilly Circus. Travelers on a layover in London can visit Hyde Park, Buckingham Palace, and Piccadilly Circus, by traveling 12.5 mi, 13.7 mi, and 14.1 mi, respectively after landing at London Heathrow. Those landing in London looking to spend some time exploring during their layover can rent a car for about $33 per day.

  • Where are the least popular layover locations for Seattle to Bengaluru flights?

    Seattle to Bengaluru flights have a layover in Amsterdam the least frequently. Seattle to Bengaluru flights stopping in Tokyo are the next rarest. Dubai sees the third fewest flights with layovers for the Seattle to Bengaluru route.

  • Can I find deals for flights from Seattle to Bangalore that include hotel bookings?

    Yes. In addition to deals on Seattle to Bangalore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Bangalore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Bangalore.

  • Can I find deals for business class flights from Seattle to Bangalore?

    Yes. Cheapflights offers flight deals from Seattle to Bangalore 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 Seattle to Bengaluru?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Bengaluru (average of $593). Flying from Seattle to Bengaluru in June is currently the most expensive (average of $966). 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 Seattle to Bangalore

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Bangalore flights

Top 10 airlines flying from Seattle to Bangalore

Discover the top 10 airlines that operate flights from Seattle to Bangalore. 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 2,558,603 searches. Data last updated March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$637Average$919FlexibilityNo cancel feeOn-time81%
DeltaCheapest$774Average$1,040FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$794Average$1,091FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$811Average$1,212FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$818Average$1,192FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$828Average$1,104FlexibilityNo cancel feeOn-time72%
Virgin AtlanticCheapest$837Average$1,115FlexibilityNo cancel feeOn-time72%
LufthansaCheapest$853Average$1,250FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$864Average$1,347FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$1,140Average$1,670FlexibilityNo cancel feeOn-time79%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.