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$436+ 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BLR
Jul 24 — Jul 311
Fri 7/24
Fri 7/31
1 adult, Economy
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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 June 24, 2026.

This Justfly.com deal was found by Cheapflights users on 6/22. 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.
Fri 8/1410:15 am
SEA
-
BLR
1 stop35h 40m
Singapore Airlines
Thu 9/1011:35 am
BLR
-
SEA
1 stop33h 40m
Singapore Airlines
Deal found 6/22$1,134
This KAYAK deal was found by Cheapflights users on 6/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:15 pm
SEA
-
BLR
1 stop22h 30m
Japan Airlines
Wed 9/302:55 am
BLR
-
SEA
1 stop20h 10m
Japan Airlines
Deal found 6/22$1,135
This CheapOair deal was found by Cheapflights users on 6/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:15 pm
SEA
-
BLR
1 stop22h 30m
Japan Airlines
Tue 10/62:55 am
BLR
-
SEA
1 stop20h 10m
Japan Airlines
Deal found 6/20$1,138
This Trip.com deal was found by Cheapflights users on 6/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:05 pm
SEA
-
BLR
2 stops32h 00m
Multiple Airlines
Fri 11/1311:05 pm
BLR
-
SEA
1 stop21h 35m
Multiple Airlines
Deal found 6/19$1,140
This Justfly.com deal was found by Cheapflights users on 6/22. 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.
Fri 11/277:00 am
SEA
-
BLR
2 stops28h 20m
Multiple Airlines
Sun 12/272:55 am
BLR
-
SEA
1 stop20h 25m
Multiple Airlines
Deal found 6/22$1,143
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:15 am
SEA
-
BLR
1 stop23h 05m
Multiple Airlines
Mon 8/3111:35 pm
BLR
-
SEA
2 stops28h 10m
Multiple Airlines
Deal found 6/23$1,145
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:15 am
SEA
-
BLR
1 stop23h 05m
Multiple Airlines
Mon 8/3111:35 pm
BLR
-
SEA
2 stops28h 10m
Multiple Airlines
Deal found 6/23$1,147
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:15 am
SEA
-
BLR
1 stop23h 05m
Multiple Airlines
Mon 9/711:35 pm
BLR
-
SEA
2 stops28h 10m
Multiple Airlines
Deal found 6/23$1,148
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:15 am
SEA
-
BLR
1 stop23h 05m
Multiple Airlines
Sun 9/611:35 pm
BLR
-
SEA
2 stops28h 10m
Multiple Airlines
Deal found 6/23$1,149
This KAYAK deal was found by Cheapflights users on 6/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:15 am
SEA
-
BLR
1 stop23h 05m
Singapore Airlines
Mon 9/216:05 pm
BLR
-
SEA
2 stops27h 10m
Singapore Airlines
Deal found 6/22$1,150
This Justfly.com deal was found by Cheapflights users on 6/23. 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.
Tue 8/2510:15 am
SEA
-
BLR
1 stop35h 40m
Singapore Airlines
Wed 9/26:05 pm
BLR
-
SEA
2 stops27h 10m
Singapore Airlines
Deal found 6/23$1,151

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 June 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,134
(Justfly.com)

One-way from

$436
(Singapore Airlines)

Popular in

December

Cheapest in

February

Average price

$1,254
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. 6% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 24, 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

Sat 8/8

5:45 pm-11:10 pm

1 stop40h 55m

Bengaluru Intl

Mon 9/21

1:10 am-4:35 pm

1 stop27h 55m

$1,179
Quickest round-trip

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Wed 9/2

1:50 pm-11:10 pm

1 stop20h 50m

Bengaluru Intl

Fri 10/2

1:25 am-11:15 am

1 stop22h 20m

$1,180

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Wed 9/16

10:40 pm-11:35 pm

2 stops36h 25m

Bengaluru Intl

Tue 9/22

1:25 am-8:11 pm

2 stops31h 16m

$1,194

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Wed 7/1

6:15 pm-12:55 pm

1 stop30h 10m

Bengaluru Intl

Thu 7/9

8:00 am-8:03 pm

1 stop24h 33m

$1,267

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Tue 7/7

6:15 pm-12:55 pm

1 stop30h 10m

Bengaluru Intl

Sat 7/18

8:00 am-8:03 pm

1 stop24h 33m

$1,287

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Sat 8/8

11:13 pm-11:35 pm

2 stops35h 52m

Bengaluru Intl

Wed 8/12

1:25 am-11:15 am

1 stop22h 20m

$1,313

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Sat 8/8

7:15 pm-1:20 pm

2 stops29h 35m

Bengaluru Intl

Thu 8/13

10:00 pm-10:40 am

2 stops49h 10m

$1,442

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Wed 8/26

4:25 pm-8:55 am

1 stop28h 00m

Bengaluru Intl

Sat 9/5

4:00 am-12:45 pm

1 stop21h 15m

$1,474

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Sat 8/15

1:30 pm-11:35 pm

1 stop21h 35m

Bengaluru Intl

Thu 8/20

1:05 am-4:27 pm

1 stop27h 52m

$1,487

SeattleBengaluru

SEA - BLR

SEABLR

Seattle/Tacoma Intl

Sat 7/25

6:35 pm-11:35 pm

1 stop40h 30m

Bengaluru Intl

Wed 8/26

1:25 am-5:34 pm

1 stop28h 39m

$1,500

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
Indian EaglePrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
BudgetAirPrice Accuracy2 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust 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?

To ensure you get the cheapest price possible for a flight from Seattle to Bengaluru, you should look to book at least 67 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, February is the cheapest month in which you can book a flight from Seattle to Bengaluru (average of $829). Flying from Seattle to Bengaluru in December is currently the most expensive (average of $1,512). 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 June 24, 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 June 24, 2026.
Read through reviews of airlines operating flights from Seattle to Bengaluru, such as Singapore Airlines,Delta, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very good
1,552 reviews

Entertainment

8.1

Comfort

8.0

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Singapore Airlines
8.2
Very good
1,552 reviews
Singapore Airlines
8.2
Very good
1,552 reviews

Entertainment

8.1

Comfort

8.0

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Delta
7.8
Good
8,433 reviews
Singapore Airlines
8.2
Very good
1,552 reviews

Entertainment

8.1

Comfort

8.0

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Cathay Pacific
7.6
Good
1,391 reviews
Singapore Airlines
8.2
Very good
1,552 reviews

Entertainment

8.1

Comfort

8.0

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Qatar Airways
7.3
Good
3,730 reviews
Singapore Airlines
8.2
Very good
1,552 reviews

Entertainment

8.1

Comfort

8.0

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Lufthansa
6.8
Okay
8,092 reviews
Singapore Airlines
8.2
Very good
1,552 reviews

Entertainment

8.1

Comfort

8.0

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

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?

    KLM and Delta can get you from Seattle to Bengaluru in just under 20h 50m. Your travel time can differ by up to 20h 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 $600. Other airlines that can offer you cheap pricing are Delta, from $768, and KLM, from $794. Singapore Airlines is currently priced 44% 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 Virgin Atlantic from $407 and Qatar Airways from $420 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 London in terms of the most popular layover location on flights from Seattle to Bengaluru. Doha 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 $91 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in London?

    Hyde Park, Buckingham Palace, and Trafalgar Square are the most popular attractions in London if you're in need of something to do during your layover. Hyde Park, Buckingham Palace, and Trafalgar Square can be accessed by traveling approximately 12.5 mi, 13.7 mi, and 14.3 mi, respectively from London Heathrow. Travelers can rent a car at London Heathrow for an average daily rate of $37 to make sightseeing during their layover a little easier.

  • 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 Frankfurt am Main 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, February is the cheapest month in which you can book a flight from Seattle to Bengaluru (average of $829). Flying from Seattle to Bengaluru in December is currently the most expensive (average of $1,512). 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

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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 June 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$600Average$912FlexibilityNo cancel feeOn-time81%
DeltaCheapest$768Average$1,061FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$794Average$1,105FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$811Average$1,338FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$811Average$1,212FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$831Average$1,288FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$849Average$1,244FlexibilityNo cancel feeOn-time76%
Cathay PacificCheapest$861Average$1,592FlexibilityNo cancel feeOn-time72%
Japan AirlinesCheapest$1,076Average$1,654FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$1,164Average$1,246FlexibilityNo cancel feeOn-time70%

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