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$425+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Jan 21 — Jan 281
Wed 1/21
Wed 1/28
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 January or November, booked 81 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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 December 22, 2025.

This United Airlines deal was found by Cheapflights users on 12/21. 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 12/287:45 pmPDX - IST
2 stops40h 00mUnited Airlines
Sat 1/316:30 amIST - PDX
2 stops27h 36mUnited Airlines
Deal found 12/21$1,083
This KLM deal was found by Cheapflights users on 12/21. 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 12/281:25 pmPDX - IST
1 stop16h 30mKLM
Sat 1/315:55 pmIST - PDX
1 stop28h 30mKLM
Deal found 12/21$1,086
This Air France deal was found by Cheapflights users on 12/21. 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.
Sun 12/281:25 pmPDX - IST
1 stop16h 30mMultiple Airlines
Fri 1/304:50 amIST - PDX
2 stops26h 35mMultiple Airlines
Deal found 12/21$1,094
This Delta deal was found by Cheapflights users on 12/21. 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.
Wed 12/241:25 pmPDX - IST
1 stop16h 30mDelta
Sun 12/284:50 amIST - PDX
2 stops30h 09mDelta
Deal found 12/21$1,418
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Tue 12/2312:54 pmPDX - IST
2 stops46h 51mUnited Airlines
Mon 1/1210:35 amIST - PDX
2 stops60h 22mUnited Airlines
Deal found 12/20$1,484
This Ovago deal was found by Cheapflights users on 12/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:00 amPDX - IST
2 stops22h 05mLufthansa
Sat 12/277:00 pmIST - PDX
2 stops58h 48mLufthansa
Deal found 12/21$1,535
This SmartFares deal was found by Cheapflights users on 12/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:00 amPDX - IST
1 stop35h 45mMultiple Airlines
Mon 1/52:25 pmIST - PDX
1 stop29h 31mMultiple Airlines
Deal found 12/20$1,616
This Trip.com deal was found by Cheapflights users on 12/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:00 amPDX - IST
1 stop35h 45mMultiple Airlines
Sat 12/272:50 pmIST - PDX
1 stop29h 28mMultiple Airlines
Deal found 12/21$1,730
This KLM deal was found by Cheapflights users on 12/21. 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 12/2512:29 pmPDX - IST
2 stops17h 26mKLM
Sat 12/275:55 pmIST - PDX
1 stop28h 30mKLM
Deal found 12/21$1,748

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 December 22, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$485
(Expedia)

One-way from

$425
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$852
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. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 22, 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

Thu 2/5

7:45 am-6:05 pm

2 stops23h 20m

Istanbul

Fri 2/13

6:30 am-6:30 pm

2 stops23h 00m

$551

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 1/21

5:45 pm-12:25 am

1 stop19h 40m

Istanbul

Sun 1/25

8:20 am-3:55 pm

1 stop18h 35m

$559

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 2/3

7:45 am-5:45 pm

2 stops23h 00m

Istanbul

Tue 2/17

6:30 am-6:55 pm

2 stops23h 25m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 1/21

7:38 am-5:25 pm

2 stops22h 47m

Istanbul

Sun 1/25

8:20 am-3:55 pm

1 stop18h 35m

$566

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 1/19

5:45 pm-12:05 am

1 stop19h 20m

Istanbul

Mon 2/2

8:15 am-8:27 pm

2 stops23h 12m

$571

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 2/3

7:45 am-5:45 pm

2 stops23h 00m

Istanbul

Tue 2/17

6:30 am-12:38 pm

3 stops41h 08m

$576

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 1/19

8:30 am-5:55 pm

2 stops22h 25m

Istanbul

Mon 2/2

7:00 pm-6:56 pm

2 stops34h 56m

$582

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 2/1

9:20 am-3:50 am

2 stops31h 30m

Istanbul

Sat 2/28

5:55 pm-11:25 am

1 stop28h 30m

$592

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 3/16

11:46 am-12:05 am

2 stops26h 19m

Istanbul

Wed 3/25

7:35 am-4:55 pm

1 stop19h 20m

$594

PortlandIstanbul

PDX - IST

PDXIST

Portland

Thu 2/5

7:05 pm-6:05 pm

2 stops36h 00m

Istanbul

Fri 2/13

6:30 am-6:30 pm

3 stops23h 00m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 18 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 December.
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
OvagoPrice Accuracy2 starsTrust Score*2 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 December 19, 2025.

The best time to book flights from Portland to Istanbul Airport is 80 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 $377). 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.

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 December 22, 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 December 22, 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
8,014 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

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
8,014 reviews
Delta
7.9
Good
8,014 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

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
1,431 reviews
Delta
7.9
Good
8,014 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

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
9,102 reviews
Delta
7.9
Good
8,014 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

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.
Icelandair
7.0
Good
592 reviews
Delta
7.9
Good
8,014 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

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
7,602 reviews
Delta
7.9
Good
8,014 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

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?

    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, Lufthansa can have you in Istanbul Airport from Portland in 19h 40m. 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 61% 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 $377). 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 December 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$857FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$560Average$905FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$565Average$865FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$579Average$1,018FlexibilityNo cancel feeOn-time70%
KLMCheapest$616Average$867FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$693Average$1,154FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$734Average$993FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$806Average$1,031FlexibilityNo cancel feeOn-time68%
DeltaCheapest$845Average$1,168FlexibilityNo cancel feeOn-timeN/A

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