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$382+ Cheap flights from Portland (PDX) to Istanbul (IST)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Find cheap flights from Portland to Istanbul with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Portland to Istanbul are usually found in February or October, 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 October 31, 2025.

This oojo deal was found by Cheapflights users on 10/30. 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.
Sat 12/62:45 pmPDX - IST
1 stop22h 10mIcelandair
Mon 12/1512:25 pmIST - PDX
1 stop15h 35mIcelandair
Deal found 10/30$382
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/293:15 pmPDX - IST
2 stops21h 10mMultiple Airlines
Sat 12/66:30 amIST - PDX
2 stops23h 15mMultiple Airlines
Deal found 10/30$565
This American Airlines deal was found by Cheapflights users on 10/30. 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 47mAmerican Airlines
Mon 12/158:15 amIST - PDX
2 stops26h 08mAmerican Airlines
Deal found 10/30$574
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 12/111:59 pmPDX - IST
2 stops30h 46mUnited Airlines
Thu 12/116:30 amIST - PDX
2 stops27h 22mUnited Airlines
Deal found 10/30$575
This Delta deal was found by Cheapflights users on 10/29. 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 12/611:35 amPDX - IST
2 stops29h 15mDelta
Sun 12/144:50 amIST - PDX
2 stops28h 29mDelta
Deal found 10/29$600
This Travelocity deal was found by Cheapflights users on 10/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:45 pmPDX - IST
1 stop19h 20mBritish Airways
Thu 12/117:35 amIST - PDX
2 stops24h 46mBritish Airways
Deal found 10/30$672
This Gurufare deal was found by Cheapflights users on 10/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/295:30 amPDX - IST
2 stops27h 45mBritish Airways
Sat 12/66:40 pmIST - PDX
1 stop32h 15mBritish Airways
Deal found 10/30$693
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 12/111:59 pmPDX - IST
2 stops30h 46mUnited Airlines
Sat 4/186:10 amIST - PDX
2 stops38h 05mUnited Airlines
Deal found 10/30$707
This Air France deal was found by Cheapflights users on 10/30. 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 11/171:25 pmPDX - IST
1 stop16h 30mKLM
Thu 11/205:55 pmIST - PDX
1 stop28h 30mKLM
Deal found 10/30$726

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 October 31, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$382
(oojo)

Popular in

May

Cheapest in

February

Average price

$780
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
Highest demand for flights based on searches. 15% potential increase in price ($196 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 31, 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

Mon 1/12

5:45 pm-12:05 am

1 stop19h 20m

Istanbul

Mon 1/19

8:15 am-3:55 pm

1 stop18h 40m

$562

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 12/6

1:28 pm-8:15 pm

2 stops19h 47m

Istanbul

Mon 12/15

8:15 am-11:23 pm

2 stops26h 08m

$574

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 1/12

11:59 pm-5:45 pm

2 stops30h 46m

Istanbul

Mon 1/19

6:30 am-10:32 pm

2 stops27h 02m

$575

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 1/12

11:47 am-3:50 am

2 stops29h 03m

Istanbul

Sun 2/8

4:50 am-8:27 pm

2 stops26h 37m

$587

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 1/12

5:45 pm-1:45 pm

1 stop33h 00m

Istanbul

Mon 2/9

8:15 am-3:55 pm

1 stop18h 40m

$587

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 1/12

11:47 am-3:50 am

2 stops29h 03m

Istanbul

Sun 1/18

4:50 am-8:59 pm

2 stops27h 09m

$587

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 12/6

11:35 am-3:50 am

2 stops29h 15m

Istanbul

Sun 12/14

4:50 am-10:19 pm

2 stops28h 29m

$600

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 12/1

1:25 pm-4:55 pm

1 stop16h 30m

Istanbul

Wed 12/3

4:50 am-5:43 pm

2 stops23h 53m

$734

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 12/1

1:25 pm-4:55 pm

1 stop16h 30m

Istanbul

Wed 12/10

4:50 am-3:33 pm

2 stops21h 43m

$734

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 11/17

1:25 pm-4:55 pm

1 stop16h 30m

Istanbul

Wed 11/19

5:55 pm-5:43 pm

2 stops34h 48m

$736

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 15 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 October.
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
CheapOairPrice Accuracy3 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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Portland-Istanbul Airport flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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 October 24, 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 $384). Flying from Portland to Istanbul Airport in May is currently the most expensive (average of $977). 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 October 31, 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.

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

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 October 31, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and Qatar Airways 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
7,997 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,997 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,406 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Qatar Airways
7.4
Good
3,661 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,487 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 $562, British Airways can have you in Istanbul Airport from Portland in 19h 20m. 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 $375 on this airline. Additional options worth looking into are KLM and Air Canada, starting at $692 and $693 round-trip. Icelandair is 64% 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 $384). Flying from Portland to Istanbul Airport in May is currently the most expensive (average of $977). 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 October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$375Average$886FlexibilityNo cancel feeOn-time76%
KLMCheapest$692Average$869FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$693Average$1,154FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$726Average$1,057FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$734Average$910FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$751Average$1,062FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$775Average$1,036FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$806Average$1,031FlexibilityNo cancel feeOn-time68%
DeltaCheapest$845Average$1,173FlexibilityNo cancel feeOn-timeN/A

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