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Cheap flights from Portland to Bengaluru from $431

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Bengaluru departing on 5/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Portland to Bengaluru

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 am - 7:20 am
PDX
-
BLR
35h 50m
3 stops
Multiple Airlines Logo
9:30 pm - 8:48 pm
BLR
-
PDX
35h 48m
2 stops
$759Multiple Airlines
Mon, Sep 14 - Wed, Sep 30
KLM Logo
1:05 pm - 11:15 pm
PDX
-
BLR
21h 40m
1 stop
KLM Logo
1:10 am - 11:10 am
BLR
-
PDX
22h 30m
1 stop
$818KLM
Sun, Sep 13 - Mon, Oct 19
Delta Logo
7:00 am - 11:35 pm
PDX
-
BLR
28h 05m
2 stops
Delta Logo
1:10 am - 11:10 am
BLR
-
PDX
22h 30m
1 stop
$823Delta
Fri, Sep 11 - Mon, Oct 19
Delta Logo
1:05 pm - 11:15 pm
PDX
-
BLR
21h 40m
1 stop
Delta Logo
1:25 am - 9:35 pm
BLR
-
PDX
32h 40m
2 stops
$827Delta
Sun, Sep 13 - Thu, Oct 1
Delta Logo
1:05 pm - 11:15 pm
PDX
-
BLR
21h 40m
1 stop
Delta Logo
1:25 am - 11:53 pm
BLR
-
PDX
34h 58m
2 stops
$828Delta
Sun, Sep 13 - Sat, Sep 26
Delta Logo
1:05 pm - 11:15 pm
PDX
-
BLR
21h 40m
1 stop
Delta Logo
1:10 am - 7:23 pm
BLR
-
PDX
30h 43m
2 stops
$829Delta
Mon, May 11 - Tue, May 19
Delta Logo
1:05 pm - 11:15 pm
PDX
-
BLR
21h 40m
1 stop
Delta Logo
8:00 am - 8:37 am
BLR
-
PDX
37h 07m
2 stops
$830Delta
Wed, May 13 - Mon, May 25
Delta Logo
10:05 pm - 11:35 pm
PDX
-
BLR
37h 00m
2 stops
Delta Logo
1:25 am - 9:35 pm
BLR
-
PDX
32h 40m
2 stops
$832Delta
Sat, Sep 12 - Tue, Sep 29
Delta Logo
11:10 am - 6:10 am
PDX
-
BLR
30h 30m
2 stops
Delta Logo
1:25 am - 11:53 pm
BLR
-
PDX
34h 58m
2 stops
$833Delta
Fri, Sep 11 - Sat, Sep 26
Delta Logo
11:10 am - 6:10 am
PDX
-
BLR
30h 30m
2 stops
Delta Logo
8:00 am - 11:53 pm
BLR
-
PDX
28h 23m
2 stops
$834Delta
Fri, Sep 11 - Mon, Sep 28

KLM flights from Portland to Bengaluru

Our best KLM deals on Portland to Bengaluru flight tickets
KLM
Sep 13
PDX1:05 pmPortland
21h 40m
1 stop
BLR11:15 pmBengaluru Intl
Oct 19
BLR1:10 amBengaluru Intl
22h 30m
1 stop
PDX11:10 amPortland
$818
KLM
Sep 14
PDX1:05 pmPortland
21h 40m
1 stop
BLR11:15 pmBengaluru Intl
Sep 30
BLR1:25 amBengaluru Intl
32h 40m
2 stops
PDX9:35 pmPortland
$1,019
KLM
May 13
PDX11:20 amPortland
23h 25m
2 stops
BLR11:15 pmBengaluru Intl
Jun 13
BLR1:10 amBengaluru Intl
22h 30m
1 stop
PDX11:10 amPortland
$1,049

Delta flights from Portland to Bengaluru

Our best Delta deals on Portland to Bengaluru flight tickets
Delta
Sep 11
PDX7:00 amPortland
28h 05m
2 stops
BLR11:35 pmBengaluru Intl
Oct 19
BLR1:10 amBengaluru Intl
22h 30m
1 stop
PDX11:10 amPortland
$823
Delta
Sep 13
PDX1:05 pmPortland
21h 40m
1 stop
BLR11:15 pmBengaluru Intl
Oct 1
BLR1:25 amBengaluru Intl
32h 40m
2 stops
PDX9:35 pmPortland
$827
Delta
Sep 13
PDX1:05 pmPortland
21h 40m
1 stop
BLR11:15 pmBengaluru Intl
Sep 26
BLR1:25 amBengaluru Intl
34h 58m
2 stops
PDX11:53 pmPortland
$828

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Bengaluru 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 March 18, 2026.
Use the filters below to find and compare flights from Portland to Bengaluru that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Mon 9/14

7:00 am-7:20 am

3 stops35h 50m

Bengaluru Intl

Wed 9/30

9:30 pm-8:48 pm

2 stops35h 48m

$759
Quickest round-trip

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Sun 9/13

1:05 pm-11:15 pm

1 stop21h 40m

Bengaluru Intl

Mon 10/19

1:10 am-11:10 am

1 stop22h 30m

$818

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Fri 9/11

7:00 am-11:35 pm

2 stops28h 05m

Bengaluru Intl

Mon 10/19

1:10 am-11:10 am

1 stop22h 30m

$823

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Sun 9/13

1:05 pm-11:15 pm

1 stop21h 40m

Bengaluru Intl

Thu 10/1

1:25 am-9:35 pm

2 stops32h 40m

$827

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Sun 9/13

1:05 pm-11:15 pm

1 stop21h 40m

Bengaluru Intl

Sat 9/26

1:25 am-11:53 pm

2 stops34h 58m

$828

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Mon 5/11

1:05 pm-11:15 pm

1 stop21h 40m

Bengaluru Intl

Tue 5/19

1:10 am-7:23 pm

2 stops30h 43m

$829

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Wed 5/13

1:05 pm-11:15 pm

1 stop21h 40m

Bengaluru Intl

Mon 5/25

8:00 am-8:37 am

2 stops37h 07m

$830

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Sat 9/12

10:05 pm-11:35 pm

2 stops37h 00m

Bengaluru Intl

Tue 9/29

1:25 am-9:35 pm

2 stops32h 40m

$832

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Fri 9/11

11:10 am-6:10 am

2 stops30h 30m

Bengaluru Intl

Sat 9/26

1:25 am-11:53 pm

2 stops34h 58m

$833

PortlandBengaluru

PDX - BLR

PDXBLR

Portland

Fri 9/11

11:10 am-6:10 am

2 stops30h 30m

Bengaluru Intl

Mon 9/28

8:00 am-11:53 pm

2 stops28h 23m

$834

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 Bengaluru from

How to get the cheapest flight ticket from Portland to Bengaluru

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 cheapest month to fly to Bengaluru?

The month of September is, on average, the cheapest month to fly to Bengaluru from Portland, with most prices found around $808. If you are unable to visit Bengaluru during the month of September, then departing from Portland during the month October is also very affordable. Most momondo users find prices during this month for around $888.

How far in advance should I book a flight to Bengaluru?

You are more likely to see cheaper flights to Bengaluru from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Bengaluru for around $1,065 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bengaluru from Portland for as low as $919 on momondo.

Can stopping save me money on Portland to Bengaluru flights?

You could potentially save up to 28% on your flight if you consider stops on a Portland to Bengaluru flight.

How have Portland to Bengaluru flight prices changed over time?

As of March 2026, prices for Portland to Bengaluru flights are approximately 51% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Bengaluru

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

Cheap Portland to Bengaluru (PDX to BLR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Bengaluru

Fastest flight time

21h 35m

Direct flights

None
The fastest flight from Portland to Bengaluru takes 21h 35m
There are no direct flights from Portland to Bengaluru. There are no popular flight routes from Portland to Bengaluru.
Search flight deals

  • How far is Portland to Bengaluru Intl by plane?

    Bengaluru Intl is 8195.9 mi away from Portland. By plane, this route typically takes 21h 35m.

  • When did momondo last update prices for flights from Portland Airport to Bengaluru Intl Airport?

    Prices for flights from Portland Airport to Bengaluru Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Bengaluru Intl Airport?

  • How old do you have to be to fly from Portland Airport to Bengaluru Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Bengaluru Intl Airport.

  • What documentation or ID do you need to fly to Bengaluru Intl Airport?

    The travel and health documents you'll need for your trip to Bengaluru Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bengaluru Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to Bengaluru?

Best airlines flying from Portland to Bengaluru

Compare and see reviews for airlines that fly from Portland to Bengaluru with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $745Free CancellationRating
6.8
7,858 reviews
Search Lufthansa flights
DeltaPriceFrom $751Free CancellationRating
7.9
8,291 reviews
Search Delta flights
KLMPriceFrom $787Free CancellationRating
7.8
1,472 reviews
Search KLM flights
Air FrancePriceFrom $797Free CancellationRating
7.4
1,546 reviews
Search Air France flights
Air CanadaPriceFrom $812Free CancellationRating
7.1
10,815 reviews
Search Air Canada flights
Qatar AirwaysPriceFrom $865Free CancellationRating
7.4
3,736 reviews
Search Qatar Airways flights
Singapore AirlinesPriceFrom $868Free CancellationRating
8.2
1,480 reviews
Search Singapore Airlines flights
EmiratesPriceFrom $1,206Free CancellationRating
8.1
3,543 reviews
Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Bengaluru?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Bengaluru. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Bengaluru with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Bengaluru flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Bengaluru?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bengaluru from Portland.

I’m not ready to book a flight from Portland to Bengaluru right now. Can momondo alert me if prices change?

Price alerts on flights to Bengaluru from Portland 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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