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$430+ Cheap flights from Portland (PDX) to Istanbul (IST)

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap 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 26, 2026.

This oojo deal was found by Cheapflights users on 1/25. 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.
Wed 4/81:14 pm
PDX
-
IST
2 stops19h 51m
British Airways
Mon 4/203:35 pm
IST
-
PDX
1 stop36h 05m
British Airways
Deal found 1/25$557
This oojo deal was found by Cheapflights users on 1/25. 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.
Mon 2/235:45 pm
PDX
-
IST
1 stop19h 20m
British Airways
Mon 3/28:15 am
IST
-
PDX
1 stop18h 40m
British Airways
Deal found 1/25$559
This oojo deal was found by Cheapflights users on 1/26. 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.
Wed 4/81:14 pm
PDX
-
IST
2 stops19h 51m
British Airways
Wed 4/153:45 pm
IST
-
PDX
2 stops40h 47m
British Airways
Deal found 1/26$560
This FlightHub deal was found by Cheapflights users on 1/24. 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 1/24$564
This Iberia deal was found by Cheapflights users on 1/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/41:55 pm
PDX
-
IST
2 stops24h 30m
Multiple Airlines
Tue 5/128:15 am
IST
-
PDX
1 stop19h 25m
Multiple Airlines
Deal found 1/25$567
This British Airways deal was found by Cheapflights users on 1/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:45 pm
PDX
-
IST
1 stop36h 45m
British Airways
Sun 3/86:40 pm
IST
-
PDX
1 stop32h 15m
British Airways
Deal found 1/25$568
This FlightHub deal was found by Cheapflights users on 1/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/211:18 pm
PDX
-
IST
2 stops41h 47m
Lufthansa
Tue 3/106:30 am
IST
-
PDX
2 stops26h 34m
Lufthansa
Deal found 1/23$570
This KAYAK deal was found by Cheapflights users on 1/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:24 pm
PDX
-
IST
2 stops25h 41m
Lufthansa
Mon 5/113:45 am
IST
-
PDX
2 stops31h 14m
Lufthansa
Deal found 1/25$571
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:05 am
PDX
-
IST
2 stops26h 00m
United Airlines
Sun 3/86:30 am
IST
-
PDX
2 stops40h 03m
United Airlines
Deal found 1/25$574
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:55 pm
PDX
-
IST
2 stops27h 05m
United Airlines
Tue 5/121:55 pm
IST
-
PDX
2 stops21h 04m
United Airlines
Deal found 1/25$577

Find 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 (IST). 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 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$557
(oojo)

One-way from

$430
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$621
Provider with most accurate pricing for Portland-Istanbul flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Istanbul flights.
Search Deals
From Portland to Istanbul
Search Deals
One-way flight from Portland to Istanbul
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($302 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 26, 2026.
Use the filters below to find and compare flights from Portland to Istanbul Airport that are best for you.

Fly from

Portland

Fly to

Istanbul

Route

Depart

Return

Price

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 3/2

1:52 pm-12:05 am

2 stops23h 13m

Istanbul

Mon 3/9

8:15 am-4:55 pm

1 stop18h 40m

$557

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 4/8

1:14 pm-7:05 pm

2 stops19h 51m

Istanbul

Mon 4/20

3:35 pm-5:40 pm

1 stop36h 05m

$557

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 4/8

1:14 pm-7:05 pm

2 stops19h 51m

Istanbul

Wed 4/15

3:45 pm-10:32 pm

2 stops40h 47m

$560

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 2/23

3:50 pm-10:45 pm

2 stops19h 55m

Istanbul

Mon 3/2

6:30 am-12:34 am

2 stops29h 04m

$564

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 3/4

8:30 am-6:05 pm

2 stops22h 35m

Istanbul

Sun 3/8

6:30 am-10:04 pm

2 stops26h 34m

$577

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/19

3:18 pm-3:30 am

2 stops26h 12m

Istanbul

Mon 5/4

5:20 pm-11:10 am

1 stop27h 50m

$579

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 2/21

12:09 pm-3:50 am

2 stops28h 41m

Istanbul

Tue 3/10

5:55 pm-12:25 pm

1 stop28h 30m

$580

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 5/4

11:55 pm-1:00 pm

2 stops27h 05m

Istanbul

Mon 5/11

1:55 pm-2:45 pm

2 stops34h 50m

$588

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 3/31

9:15 am-3:30 am

2 stops32h 15m

Istanbul

Fri 4/10

6:00 am-8:25 pm

2 stops24h 25m

$589

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/5

11:46 am-7:15 pm

2 stops21h 29m

Istanbul

Sun 4/26

8:15 am-11:41 pm

2 stops25h 26m

$625

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 16 results
1
2

Compare providers for flights from Portland to Istanbul

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 Portland to Istanbul in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
oojoPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 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 Portland-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Istanbul Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Istanbul Airport 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 Portland-Istanbul Airport 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 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 Airport

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

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 23, 2026.

The best time to book flights from Portland to Istanbul Airport is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

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

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 26, 2026.
Peruse reviews from past customers who have flown with Delta, KLM, and United Airlines from Portland to Istanbul Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,113 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.2

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
8,113 reviews
Delta
7.9
Good
8,113 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.2

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
1,442 reviews
Delta
7.9
Good
8,113 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.2

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
9,198 reviews
Delta
7.9
Good
8,113 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.2

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
603 reviews
Delta
7.9
Good
8,113 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.2

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
7,700 reviews
Delta
7.9
Good
8,113 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.2

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?

    For a flight from Portland to Istanbul, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 0 outbound flights to Istanbul per day. 9 airlines have flights to Istanbul from Portland on a regular basis.

  • How long is the flight from Portland to Istanbul Airport?

    For as low as $564, British Airways can have you in Istanbul Airport from Portland in 19h 55m. There are 6175 mi between Portland and Istanbul Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Portland to Istanbul Airport is Icelandair. Our recent data shows that you can find tickets from as low as $374 on this airline. Additional options worth looking into are British Airways and American Airlines, starting at $559 and $560 round-trip. Icelandair is 60% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 Airport?

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

Traveling to a place near Istanbul Airport?

Book flights to Istanbul Airport if you plan to visit one of these locations
Yalova

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Sabiha Gokcen flights
Boise to Istanbul flights
Eugene to Istanbul 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 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$610FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$559Average$896FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$560Average$874FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$560Average$1,154FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$564Average$802FlexibilityNo cancel feeOn-time76%
KLMCheapest$616Average$787FlexibilityNo cancel feeOn-time75%
DeltaCheapest$628Average$1,107FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$734Average$1,009FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$946Average$1,031FlexibilityNo cancel feeOn-time68%

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