Istanbul

$295+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Apr 11 — Apr 181
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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 March 12, 2026.

This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/81:05 pm
PDX
-
IST
1 stop17h 15m
KLM
Mon 4/205:20 pm
IST
-
PDX
1 stop27h 50m
KLM
Deal found 3/10$669
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
-
IST
1 stop26h 15m
KLM
Tue 4/284:25 am
IST
-
PDX
2 stops20h 28m
KLM
Deal found 3/10$671
This Air France deal was found by Cheapflights users on 3/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:02 pm
PDX
-
IST
2 stops22h 18m
KLM
Wed 4/155:20 pm
IST
-
PDX
1 stop27h 50m
KLM
Deal found 3/9$673
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/51:05 pm
PDX
-
IST
1 stop17h 15m
KLM
Wed 4/156:00 am
IST
-
PDX
2 stops21h 10m
KLM
Deal found 3/10$679
This Air France deal was found by Cheapflights users on 3/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
-
IST
1 stop26h 15m
Multiple Airlines
Mon 4/274:25 am
IST
-
PDX
2 stops22h 25m
Multiple Airlines
Deal found 3/11$680
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:05 pm
PDX
-
IST
1 stop26h 15m
KLM
Thu 4/164:25 am
IST
-
PDX
2 stops20h 28m
KLM
Deal found 3/10$681
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:05 pm
PDX
-
IST
1 stop26h 15m
KLM
Thu 4/306:00 am
IST
-
PDX
2 stops21h 10m
KLM
Deal found 3/9$685
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/161:05 pm
PDX
-
IST
1 stop17h 15m
KLM
Thu 4/306:00 am
IST
-
PDX
2 stops21h 10m
KLM
Deal found 3/10$689
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/181:05 pm
PDX
-
IST
1 stop26h 15m
KLM
Sat 4/256:00 am
IST
-
PDX
2 stops21h 01m
KLM
Deal found 3/9$699
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/51:49 pm
PDX
-
IST
2 stops25h 31m
KLM
Tue 4/216:00 am
IST
-
PDX
1 stop15h 10m
KLM
Deal found 3/11$709

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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$669
(KLM)

One-way from

$295
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$769
Provider with most accurate pricing for Portland-Istanbul flight deals.
Provider most trusted by Cheapflights users for Portland-Istanbul flights.
From Portland to Istanbul
One-way flight from Portland to Istanbul
Highest demand for flights based on searches. 23% potential increase in price ($270 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
Average for round-trip flights in March 2026

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 March 12, 2026.
Use the filters below to find and compare flights from Portland to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/5

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Wed 4/15

6:00 am-11:10 am

1 stop15h 10m

$669

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 4/14

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Wed 4/29

5:20 pm-11:10 am

1 stop27h 50m

$669

PortlandIstanbul

PDX - IST

PDXIST

Portland

Thu 4/23

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Thu 4/30

5:20 pm-11:10 am

1 stop27h 50m

$679

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/5

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Sun 4/26

5:20 pm-11:10 am

1 stop27h 50m

$729

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 5/12

11:20 am-3:30 am

2 stops30h 10m

Istanbul

Thu 5/21

6:00 am-11:10 am

1 stop15h 10m

$778

PortlandIstanbul

PDX - IST

PDXIST

Portland

Thu 4/2

1:52 pm-12:40 am

2 stops24h 48m

Istanbul

Mon 4/6

8:15 pm-4:59 pm

2 stops30h 44m

$792

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 4/14

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Sun 5/31

4:25 am-2:48 pm

2 stops20h 23m

$796

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 5/1

10:42 am-1:20 am

2 stops28h 38m

Istanbul

Fri 5/8

6:00 am-11:10 am

1 stop15h 10m

$878

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 6/6

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Sun 6/21

5:20 pm-11:10 am

1 stop27h 50m

$952
Cheapest one-way

PortlandIstanbul

PDX - IST

PDXIST

Portland

Thu 8/20

3:30 pm-4:45 pm

3 stops39h 15m

$444

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 19 resultsSorted by cheapest first
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 March.
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 March 6, 2026.

The best time to book flights from Portland to Istanbul Airport is 55 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 July is currently the most expensive (average of $843). 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 March 12, 2026.
Peruse reviews from past customers who have flown with Delta,KLM, andUnited 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.

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

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.

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

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.

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

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.

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

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.

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

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.

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

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?

    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. 8 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 $669, KLM can have you in Istanbul Airport from Portland in 26h 15m. There are 6175 mi between Portland and Istanbul Airport.

  • 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 Lufthansa and British Airways, starting at $541 and $554 round-trip. Icelandair is 57% 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 July is currently the most expensive (average of $843). 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

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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.

Top 8 airlines flying from Portland to Istanbul

Discover the top 8 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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$608FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$541Average$689FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$554Average$819FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$560Average$964FlexibilityNo cancel feeOn-time67%
KLMCheapest$620Average$817FlexibilityNo cancel feeOn-time75%
DeltaCheapest$628Average$1,083FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$728Average$977FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$946Average$1,031FlexibilityNo cancel feeOn-time68%

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