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$427+ Cheap flights from Portland (PDX) to Istanbul

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap flight deals from Portland to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Istanbul (TR5). 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 January 14, 2026.

Round-trip from

$527
(oojo)

One-way from

$427
(SmartFares)

Popular in

June

Cheapest in

January

Average price

$624
From Portland to Istanbul
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One-way flight from Portland to Istanbul
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Highest demand for flights based on searches. 23% potential increase in price ($291 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Portland to Istanbul

Cheapest flights from Portland to Istanbul
Explore the most affordable flight options available from Portland to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 14, 2026.

This oojo deal was found by Cheapflights users on 1/12. 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.
Tue 2/106:00 am
PDX
-
IST
2 stops32h 00m
British Airways
Tue 2/172:55 pm
IST
-
PDX
1 stop36h 00m
British Airways
Deal found 1/12$527
This oojo deal was found by Cheapflights users on 1/13. 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 3/156:45 pm
PDX
-
IST
1 stop20h 05m
British Airways
Thu 4/98:15 am
IST
-
PDX
1 stop19h 25m
British Airways
Deal found 1/13$529
This oojo deal was found by Cheapflights users on 1/12. 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.
Tue 1/206:00 am
PDX
-
IST
2 stops32h 00m
British Airways
Mon 1/263:15 pm
IST
-
PDX
2 stops40h 12m
British Airways
Deal found 1/12$530
This American Airlines deal was found by Cheapflights users on 1/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/255:45 pm
PDX
-
IST
1 stop20h 05m
American Airlines
Tue 2/102:55 pm
IST
-
PDX
1 stop36h 00m
American Airlines
Deal found 1/14$531
This British Airways deal was found by Cheapflights users on 1/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/235:45 pm
PDX
-
IST
1 stop37h 00m
British Airways
Mon 4/68:15 pm
IST
-
PDX
1 stop31h 25m
British Airways
Deal found 1/11$532
This FlightHub deal was found by Cheapflights users on 1/13. 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.
Mon 4/203:30 pm
PDX
-
IST
2 stops19h 55m
Lufthansa
Tue 4/281:55 pm
IST
-
PDX
2 stops20h 49m
Lufthansa
Deal found 1/13$533
This FlightHub deal was found by Cheapflights users on 1/11. 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.
Sun 1/257:00 am
PDX
-
IST
2 stops24h 05m
Lufthansa
Tue 2/36:30 am
IST
-
PDX
2 stops23h 26m
Lufthansa
Deal found 1/11$534
This British Airways deal was found by Cheapflights users on 1/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:40 am
PDX
-
IST
2 stops30h 25m
British Airways
Thu 4/28:15 am
IST
-
PDX
1 stop19h 25m
British Airways
Deal found 1/11$537
This United Airlines deal was found by Cheapflights users on 1/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/253:50 pm
PDX
-
IST
2 stops19h 55m
United Airlines
Tue 2/106:30 am
IST
-
PDX
2 stops23h 26m
United Airlines
Deal found 1/14$538
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/155:45 pm
PDX
-
IST
1 stop20h 05m
British Airways
Mon 2/236:40 pm
IST
-
PDX
2 stops40h 37m
British Airways
Deal found 1/13$542
This oojo deal was found by Cheapflights users on 1/13. 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.
Wed 2/185:45 pm
PDX
-
IST
1 stop19h 40m
British Airways
Sat 2/286:40 pm
IST
-
PDX
1 stop32h 15m
British Airways
Deal found 1/13$544
This Delta deal was found by Cheapflights users on 1/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/251:25 pm
PDX
-
IST
1 stop16h 30m
Delta
Wed 4/85:20 pm
IST
-
PDX
1 stop27h 50m
Delta
Deal found 1/11$545

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Istanbul 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 January 14, 2026.
Use the filters below to find and compare flights from Portland to Istanbul that are best for you.

Fly from

Portland

Fly to

Istanbul

Route

Depart

Return

Price

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 2/17

2:05 pm-1:00 am

2 stops23h 55m

Istanbul

Thu 4/16

8:15 am-5:40 pm

1 stop19h 25m

$527

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 4/8

1:14 pm-7:05 pm

2 stops19h 51m

Istanbul

Mon 4/20

7:00 pm-10:32 pm

2 stops37h 32m

$530

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 1/20

6:00 am-5:45 pm

2 stops24h 45m

Istanbul

Mon 1/26

3:15 pm-8:27 pm

2 stops40h 12m

$530

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 2/23

5:45 pm-12:05 am

1 stop19h 20m

Istanbul

Thu 4/2

8:05 pm-5:40 pm

1 stop31h 35m

$532

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 3/1

5:45 pm-1:50 pm

1 stop33h 05m

Istanbul

Fri 4/3

8:10 am-5:40 pm

1 stop19h 30m

$532

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 2/18

5:45 pm-12:25 am

1 stop19h 40m

Istanbul

Fri 2/27

8:10 am-3:55 pm

1 stop18h 45m

$532

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 2/23

5:45 pm-12:05 am

1 stop19h 20m

Istanbul

Fri 4/3

8:10 am-5:40 pm

1 stop19h 30m

$532

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 2/24

5:40 am-1:00 am

2 stops32h 20m

Istanbul

Fri 4/3

8:10 am-5:40 pm

1 stop19h 30m

$537

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 2/24

2:05 pm-1:00 am

2 stops23h 55m

Istanbul

Mon 4/6

8:15 pm-5:40 pm

1 stop31h 25m

$537

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 2/25

11:48 am-12:25 am

2 stops25h 37m

Istanbul

Thu 4/2

8:05 pm-5:40 pm

1 stop31h 35m

$537

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 34 results
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Best time to book a flight from Portland to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Portland 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 Portland to Istanbul

How far ahead should I book a flight from Portland to Istanbul?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Istanbul. Price data was last updated on January 9, 2026.

Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Istanbul. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland to Istanbul?

Currently, December is the cheapest month in which you can book a flight from Portland to Istanbul (average of $376). Flying from Portland to Istanbul in June is currently the most expensive (average of $979). 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.

How much does it cost to fly round-trip from Portland to Istanbul?

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. 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 Istanbul. Reviews last updated January 14, 2026.
Get a feel of what it's like to fly with Delta, KLM, and United Airlines from Portland to Istanbul by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,048 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,048 reviews
Delta
7.9
Good
8,048 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,439 reviews
Delta
7.9
Good
8,048 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,163 reviews
Delta
7.9
Good
8,048 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.1
Good
596 reviews
Delta
7.9
Good
8,048 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,676 reviews
Delta
7.9
Good
8,048 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Portland to Istanbul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Istanbul?

    Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Istanbul from Portland. Booking flights from Portland (PDX) to Istanbul should be relatively easy as there are 0 daily outbound flights to Istanbul from 9 different airlines.

  • How long is the flight from Portland to Istanbul?

    A quick flight from Portland to Istanbul can take about 23h 25m. British Airways provides one of the quickest options available for as low as $595. The distance from Portland to Istanbul is about 6210 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Portland to Istanbul round-trip?

    Flying on Icelandair is currently your cheapest option to Istanbul, with prices starting at $374. Additional round-trip tickets that might be worth considering are offered by British Airways and American Airlines, with the lowest prices starting at $559 and $560, respectively. You may be able to fly from Portland to Istanbul for 60% less than the average price by searching for these airlines.

  • Can I find deals for flights from Portland to Istanbul that include hotel bookings?

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

  • How can I find direct flights from Portland to Istanbul?

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

  • Can I find deals for business class flights from Portland to Istanbul?

    Yes. Cheapflights offers flight deals from Portland to Istanbul 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 Portland to Istanbul?

    Currently, December is the cheapest month in which you can book a flight from Portland to Istanbul (average of $376). Flying from Portland to Istanbul in June is currently the most expensive (average of $979). 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 Portland to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Istanbul flights
Portland to Sabiha Gokcen flights
Boise to Istanbul flights
Eugene to Istanbul flights
Portland to Antalya flights
Portland to Ankara flights

Top 9 airlines flying from Portland to Istanbul

Discover the top 9 airlines that operate flights from Portland to Istanbul. 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 January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$638FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$559Average$939FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$560Average$905FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$560Average$1,154FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$564Average$865FlexibilityNo cancel feeOn-time76%
KLMCheapest$620Average$813FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$734Average$1,009FlexibilityNo cancel feeOn-time69%
DeltaCheapest$737Average$1,144FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$946Average$1,031FlexibilityNo cancel feeOn-time68%

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