HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Istanbul

$249+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Apr 4 — Apr 111
Sat 4/4
Sat 4/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Istanbul with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 5, 2026.

This KLM deal was found by Cheapflights users on 3/4. 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.
Tue 4/71:05 pm
PDX
-
SAW
1 stop21h 55m
KLM
Thu 4/168:50 am
SAW
-
PDX
1 stop36h 20m
KLM
Deal found 3/4$613
This KLM deal was found by Cheapflights users on 3/3. 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 4/61:05 pm
PDX
-
SAW
1 stop18h 00m
KLM
Tue 4/218:50 am
SAW
-
PDX
1 stop36h 20m
KLM
Deal found 3/3$614
This KLM deal was found by Cheapflights users on 3/3. 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
-
SAW
1 stop21h 55m
KLM
Tue 4/288:50 am
SAW
-
PDX
1 stop36h 20m
KLM
Deal found 3/3$615
This KLM deal was found by Cheapflights users on 3/4. 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 stop26h 15m
KLM
Tue 4/216:00 am
IST
-
PDX
1 stop15h 10m
KLM
Deal found 3/4$615
This KLM deal was found by Cheapflights users on 3/2. 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.
Tue 4/2810:42 am
PDX
-
SAW
2 stops20h 23m
KLM
Mon 5/42:40 pm
SAW
-
PDX
1 stop30h 30m
KLM
Deal found 3/2$619
This KLM deal was found by Cheapflights users on 3/3. 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 stop26h 15m
KLM
Wed 4/156:00 am
IST
-
PDX
1 stop15h 10m
KLM
Deal found 3/3$620
This Air France deal was found by Cheapflights users on 3/3. 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
Tue 4/284:25 am
IST
-
PDX
2 stops22h 25m
Multiple Airlines
Deal found 3/3$622
This Air France deal was found by Cheapflights users on 3/4. 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 4/15:02 pm
PDX
-
IST
2 stops22h 18m
KLM
Wed 4/86:00 am
IST
-
PDX
1 stop15h 10m
KLM
Deal found 3/4$624
This Air France deal was found by Cheapflights users on 3/2. 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 4/15:02 pm
PDX
-
IST
2 stops22h 18m
Multiple Airlines
Wed 4/84:25 am
IST
-
PDX
2 stops23h 14m
Multiple Airlines
Deal found 3/2$626
This KLM deal was found by Cheapflights users on 3/3. 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 4/11:05 pm
PDX
-
SAW
1 stop21h 55m
KLM
Thu 4/98:50 am
SAW
-
PDX
2 stops22h 09m
KLM
Deal found 3/3$628
This KLM deal was found by Cheapflights users on 3/1. 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
Sun 4/265:20 pm
IST
-
PDX
1 stop27h 50m
KLM
Deal found 3/1$630
This KLM deal was found by Cheapflights users on 3/3. 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.
Tue 4/141:05 pm
PDX
-
SAW
1 stop18h 00m
KLM
Sat 5/28:50 am
SAW
-
PDX
2 stops20h 02m
KLM
Deal found 3/3$634

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 (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 March 5, 2026.

Round-trip from

$613
(KLM)

One-way from

$249
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$806
From Portland to Istanbul
Search Deals
One-way flight from Portland to Istanbul
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($309 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 5, 2026.
Use the filters below to find and compare flights from Portland to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/5

1:05 pm-4:20 pm

1 stop17h 15m

Istanbul

Wed 4/15

6:00 am-11:10 am

1 stop15h 10m

$620

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 4/8

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Mon 4/20

5:20 pm-11:10 am

1 stop27h 50m

$620

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Mon 4/20

1:05 pm-9:00 pm

1 stop21h 55m

Istanbul Sabiha Gokcen

Tue 4/28

8:50 am-5:10 pm

2 stops42h 20m

$629

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 4/17

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Fri 4/24

6:00 am-11:10 am

1 stop15h 10m

$630

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/5

1:05 pm-4:20 pm

1 stop17h 15m

Istanbul

Sun 4/26

6:00 am-11:10 am

1 stop15h 10m

$630

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Wed 4/1

1:05 pm-9:00 pm

1 stop21h 55m

Istanbul Sabiha Gokcen

Wed 4/8

8:50 am-11:10 am

1 stop36h 20m

$677

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Sun 4/5

1:05 pm-5:05 pm

1 stop18h 00m

Istanbul Sabiha Gokcen

Sun 4/26

2:40 pm-11:10 am

1 stop30h 30m

$687

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Wed 4/8

1:05 pm-9:00 pm

1 stop21h 55m

Istanbul Sabiha Gokcen

Mon 4/20

8:50 am-11:10 am

1 stop36h 20m

$704

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Sun 4/5

1:05 pm-9:00 pm

1 stop21h 55m

Istanbul Sabiha Gokcen

Wed 4/15

8:50 am-11:53 pm

2 stops25h 03m

$769

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/5

7:15 am-9:35 pm

2 stops28h 20m

Istanbul

Sun 4/26

5:50 am-12:44 am

2 stops28h 54m

$798

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Showing 1-10 of 36 resultsSorted by cheapest first
1
2
3
4

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 February 27, 2026.

Booking 55 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 $869). 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 March 5, 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
8,249 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Food

7.2

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
8,249 reviews
Delta
7.9
Good
8,249 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Food

7.2

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
1,465 reviews
Delta
7.9
Good
8,249 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Food

7.2

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
9,388 reviews
Delta
7.9
Good
8,249 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Food

7.2

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.
Lufthansa
6.8
Okay
7,826 reviews
Delta
7.9
Good
8,249 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Food

7.2

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
7,775 reviews
Delta
7.9
Good
8,249 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Food

7.2

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 8 different airlines.

  • How long is the flight from Portland to Istanbul?

    A quick flight from Portland to Istanbul can take about 17h 15m. KLM provides one of the quickest options available for as low as $620. The distance from Portland to Istanbul is about 6175 mi.

  • 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 Lufthansa and British Airways, with the lowest prices starting at $541 and $554, respectively. You may be able to fly from Portland to Istanbul for 58% 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 $869). 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
Boise to Istanbul flights
Portland to Antalya flights

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 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$608FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$541Average$689FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$554Average$854FlexibilityNo 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%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights