HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Istanbul

$422+ 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Dec 29 — Jan 51
Mon 12/29
Mon 1/5
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.

Cheapflights Tip: The best prices from Portland to Istanbul are usually found in January or February, booked 44 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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 November 29, 2025.

This CheapOair deal was found by Cheapflights users on 11/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:07 pmPDX - IST
2 stops36h 48mBritish Airways
Fri 1/308:10 amIST - PDX
2 stops23h 17mBritish Airways
Deal found 11/27$572
This KLM deal was found by Cheapflights users on 11/27. 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 12/101:25 pmPDX - IST
1 stop16h 30mKLM
Thu 1/294:50 amIST - PDX
2 stops22h 40mKLM
Deal found 11/27$600
This Air France deal was found by Cheapflights users on 11/28. 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.
Sat 12/67:05 amPDX - IST
2 stops22h 50mKLM
Fri 12/125:55 pmIST - PDX
2 stops37h 45mKLM
Deal found 11/28$634
This Delta deal was found by Cheapflights users on 11/27. 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.
Sat 12/67:05 amPDX - IST
2 stops33h 45mDelta
Fri 12/125:55 pmIST - PDX
2 stops37h 45mDelta
Deal found 11/27$670
This American Airlines deal was found by Cheapflights users on 11/27. 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.
Sat 12/61:28 pmPDX - IST
2 stops19h 47mMultiple Airlines
Mon 12/158:15 amIST - PDX
2 stops23h 35mMultiple Airlines
Deal found 11/27$685
This Delta deal was found by Cheapflights users on 11/27. 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.
Tue 12/912:32 amPDX - IST
2 stops29h 23mDelta
Thu 1/294:50 amIST - PDX
2 stops25h 23mDelta
Deal found 11/27$822
This Cheapflightsfares deal was found by Cheapflights users on 11/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:40 amPDX - IST
2 stops25h 55mIcelandair
Mon 12/1512:05 pmIST - PDX
1 stop15h 55mIcelandair
Deal found 11/27$878
This Delta deal was found by Cheapflights users on 11/27. 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.
Sat 12/67:05 amPDX - IST
2 stops33h 45mDelta
Sun 12/144:50 amIST - PDX
2 stops26h 56mDelta
Deal found 11/27$884
This Cheapflightsfares deal was found by Cheapflights users on 11/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:10 amPDX - IST
2 stops20h 35mLufthansa
Thu 12/116:30 amIST - PDX
2 stops23h 00mLufthansa
Deal found 11/27$1,025

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 (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 November 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$515
(Cheapflightsfares)

One-way from

$422
(Cheapflightsfares)

Popular in

June

Cheapest in

January

Average price

$870
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. 22% potential increase in price ($292 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 29, 2025.
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

Wed 2/11

5:45 pm-5:30 pm

1 stop36h 45m

Istanbul

Sun 2/15

8:20 am-3:55 pm

1 stop18h 35m

$544

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 1/12

11:44 am-3:50 am

2 stops29h 06m

Istanbul

Mon 1/19

5:55 pm-8:32 pm

2 stops37h 37m

$558

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 2/11

9:50 am-6:05 pm

2 stops21h 15m

Istanbul

Sun 2/15

6:30 am-6:30 pm

2 stops23h 00m

$559

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 1/11

2:18 pm-12:50 am

2 stops23h 32m

Istanbul

Sun 1/18

8:20 am-3:55 pm

1 stop18h 35m

$587

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 12/10

1:25 pm-4:55 pm

1 stop16h 30m

Istanbul

Thu 1/29

4:50 am-4:30 pm

2 stops22h 40m

$600

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 1/11

11:10 am-4:55 pm

2 stops18h 45m

Istanbul

Sat 1/17

4:50 am-11:25 am

2 stops17h 35m

$644

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 2/11

1:25 pm-4:55 pm

1 stop16h 30m

Istanbul

Sun 2/15

5:55 pm-8:55 pm

2 stops38h 00m

$684

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 3/2

12:40 am-4:55 pm

2 stops29h 15m

Istanbul

Tue 3/17

5:55 pm-12:25 pm

1 stop28h 30m

$701

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 4/1

6:00 am-4:20 pm

2 stops24h 20m

Istanbul

Thu 4/30

5:20 pm-11:10 am

1 stop27h 50m

$752

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 5/10

6:30 am-12:25 am

2 stops31h 55m

Istanbul

Fri 5/29

8:20 am-5:40 pm

1 stop19h 20m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/26

Showing 1-10 of 17 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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Portland-Istanbul Airport flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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 November 21, 2025.

The best time to book flights from Portland to Istanbul Airport is 44 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 $949). 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.

What is the cheapest time of day to fly from PDX to IST?

Find hourly flight availability from Portland to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 29, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 10% on flights from Portland to Istanbul Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Portland to Istanbul Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Istanbul. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Istanbul Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 29, 2025.
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
8,011 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
8,011 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
1,423 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
9,057 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
7.0
Good
582 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
7,544 reviews
Delta
7.9
Good
8,011 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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 $559, British Airways can have you in Istanbul Airport from Portland in 21h 15m. 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 American Airlines and Lufthansa, starting at $560 and $565 round-trip. Icelandair is 62% 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 $949). 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

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 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 November 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$857FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$560Average$905FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$565Average$865FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$604Average$1,017FlexibilityNo cancel feeOn-time70%
KLMCheapest$692Average$873FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$693Average$1,154FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$734Average$993FlexibilityNo cancel feeOn-time69%
DeltaCheapest$760Average$1,162FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$806Average$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.