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$357+ 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Istanbul are usually found in February or November, booked 67 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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 (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 September 17, 2025.

Round-trip from

$598
(FlightHub)

One-way from

$357
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$1,054
From Portland to Istanbul
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One-way flight from Portland to Istanbul
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Highest demand for flights based on searches. 15% potential increase in price ($195 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/82:45 pmPDX - IST
1 stop22h 10mIcelandair
Fri 12/512:25 pmIST - PDX
1 stop15h 35mIcelandair
Deal found 9/14$598
This Gurufare deal was found by Cheapflights users on 9/14. 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 11/82:45 pmPDX - IST
1 stop22h 10mIcelandair
Mon 12/812:25 pmIST - PDX
1 stop15h 35mIcelandair
Deal found 9/14$614
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/163:20 pmPDX - SAW
2 stops18h 05mMultiple Airlines
Thu 10/238:45 amSAW - PDX
2 stops19h 10mMultiple Airlines
Deal found 9/16$714
This Air Canada deal was found by Cheapflights users on 9/14. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:40 pmPDX - IST
2 stops36h 25mAir Canada
Wed 11/269:25 pmIST - PDX
2 stops52h 20mAir Canada
Deal found 9/14$725
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:25 pmPDX - IST
1 stop35h 15mBritish Airways
Tue 11/252:55 pmIST - PDX
1 stop36h 00mBritish Airways
Deal found 9/14$727
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1111:43 amPDX - IST
2 stops19h 02mBritish Airways
Wed 11/197:35 amIST - PDX
1 stop19h 20mBritish Airways
Deal found 9/14$732
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/253:20 pmPDX - IST
1 stop22h 35mIcelandair
Mon 11/2412:25 pmIST - PDX
1 stop15h 35mIcelandair
Deal found 9/14$737
This Delta deal was found by Cheapflights users on 9/17. 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 11/42:10 pmPDX - IST
2 stops26h 40mDelta
Tue 11/114:50 amIST - PDX
2 stops28h 31mDelta
Deal found 9/17$738
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/45:00 amPDX - IST
2 stops25h 45mUnited Airlines
Wed 11/196:30 amIST - PDX
3 stops27h 26mUnited Airlines
Deal found 9/16$739
This Air Canada deal was found by Cheapflights users on 9/16. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/49:50 amPDX - IST
2 stops26h 35mAir Canada
Wed 11/192:55 pmIST - PDX
3 stops31h 53mAir Canada
Deal found 9/16$742
This Ovago deal was found by Cheapflights users on 9/14. 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.
Wed 11/1911:43 amPDX - IST
2 stops25h 42mBritish Airways
Wed 12/37:35 amIST - PDX
1 stop19h 20mBritish Airways
Deal found 9/14$754
This Ovago deal was found by Cheapflights users on 9/16. 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.
Tue 11/42:07 pmPDX - IST
2 stops23h 53mBritish Airways
Wed 11/197:35 amIST - PDX
1 stop19h 20mBritish Airways
Deal found 9/16$759

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 September 17, 2025.
Use the filters below to find and compare flights from Portland to Istanbul that are best for you.

Fly from

Portland

Fly to

Istanbul

Route

Depart

Return

Price

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 11/4

10:05 am-5:45 pm

2 stops20h 40m

Istanbul

Wed 11/12

6:30 am-8:38 pm

2 stops25h 08m

$725

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 11/11

11:44 am-3:50 am

2 stops29h 06m

Istanbul

Tue 11/18

4:50 am-5:43 pm

2 stops23h 53m

$737

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 11/4

2:10 pm-3:50 am

2 stops26h 40m

Istanbul

Tue 11/18

4:50 am-10:05 pm

2 stops28h 15m

$738

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 11/4

2:10 pm-3:50 am

2 stops26h 40m

Istanbul

Tue 11/11

4:50 am-10:21 pm

2 stops28h 31m

$738

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 11/4

5:00 am-5:45 pm

2 stops25h 45m

Istanbul

Wed 11/19

6:30 am-12:26 am

3 stops28h 56m

$739

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 11/11

10:52 am-10:45 pm

2 stops24h 53m

Istanbul

Wed 11/19

6:30 am-10:56 pm

3 stops27h 26m

$739

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 11/4

2:07 pm-1:00 am

2 stops23h 53m

Istanbul

Wed 11/19

7:35 am-3:55 pm

1 stop19h 20m

$760

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 11/10

1:25 pm-4:55 pm

1 stop16h 30m

Istanbul

Thu 11/13

4:50 am-7:19 pm

2 stops25h 29m

$764

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 10/22

3:20 pm-11:55 pm

1 stop22h 35m

Istanbul

Mon 11/24

12:25 pm-5:00 pm

1 stop15h 35m

$765

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Fri 11/7

1:25 pm-9:20 pm

1 stop20h 55m

Istanbul Sabiha Gokcen

Fri 12/5

9:00 am-10:09 pm

2 stops24h 09m

$780

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 32 results
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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 September 12, 2025.

Booking 66 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, October is the cheapest month in which you can book a flight from Portland to Istanbul (average of $910). Flying from Portland to Istanbul in June is currently the most expensive (average of $1,358). 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 September 17, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 11% on flights from Portland to Istanbul by exploring options for tickets in the afternoon.

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

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 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 September 17, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Qatar Airways 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
8.0
Very good
7,961 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,386 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Qatar Airways
7.4
Good
3,622 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,367 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 9 different airlines.

  • How long is the flight from Portland to Istanbul?

    A quick flight from Portland to Istanbul can take about 20h 40m. Lufthansa provides one of the quickest options available for as low as $725. The distance from Portland to Istanbul is about 6175 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $608. Additional round-trip tickets that might be worth considering are offered by Air Canada and KLM, with the lowest prices starting at $638 and $716, respectively. You may be able to fly from Portland to Istanbul for 44% 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, October is the cheapest month in which you can book a flight from Portland to Istanbul (average of $910). Flying from Portland to Istanbul in June is currently the most expensive (average of $1,358). 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

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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 Istanbul flights
Portland to Sabiha Gokcen flights
Boise to Istanbul flights
Eugene to Istanbul flights
Portland to Antalya flights
Portland to Ankara 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$608Average$1,408FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$638Average$1,154FlexibilityNo cancel feeOn-time67%
KLMCheapest$716Average$1,031FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$731Average$944FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$734Average$1,112FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$736Average$990FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$786Average$1,057FlexibilityNo cancel feeOn-time76%
Qatar AirwaysCheapest$806Average$1,031FlexibilityNo cancel feeOn-time68%
DeltaCheapest$847Average$1,161FlexibilityNo cancel feeOn-timeN/A

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