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$372+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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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 23, 2025.

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 - SAW
1 stop17h 00mKLM
Sat 1/311:00 pmSAW - PDX
1 stop33h 25mKLM
Deal found 12/21$1,062
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 12/22. 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 stops24h 24mDelta
Deal found 12/22$1,418
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 Ovago deal was found by Cheapflights users on 12/22. 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 12/243:52 pmPDX - IST
2 stops43h 53mLufthansa
Mon 12/296:30 amIST - PDX
2 stops23h 00mLufthansa
Deal found 12/22$1,559
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
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 - SAW
2 stops17h 56mKLM
Sat 12/271:00 pmSAW - PDX
1 stop33h 25mKLM
Deal found 12/21$1,983
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:07 amPDX - SAW
2 stops26h 58mIberia
Sat 12/279:15 amSAW - PDX
2 stops41h 40mIberia
Deal found 12/21$4,975
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:25 pmPDX - SAW
1 stop20h 55mKLM
Thu 1/1512:55 pmSAW - PDX
2 stops32h 39mKLM
Deal found 12/20$8,344

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 December 23, 2025.

Round-trip from

$479
(Icelandair)

One-way from

$372
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$852
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 23, 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

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 3/4

5:45 pm-5:30 pm

1 stop36h 45m

Istanbul

Tue 3/17

2:55 pm-4:55 pm

1 stop36h 00m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 1/20

7:45 am-5:45 pm

2 stops23h 00m

Istanbul

Tue 1/27

6:30 am-6:56 pm

2 stops23h 26m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 3/6

5:45 pm-12:35 am

1 stop19h 50m

Istanbul

Thu 3/12

6:40 pm-4:55 pm

1 stop32h 15m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 3/6

5:45 pm-12:35 am

1 stop19h 50m

Istanbul

Fri 3/13

8:10 am-4:55 pm

1 stop18h 45m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 3/8

6:45 pm-5:30 pm

1 stop36h 45m

Istanbul

Mon 3/16

8:15 am-4:55 pm

1 stop18h 40m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 3/2

5:45 pm-12:05 am

1 stop19h 20m

Istanbul

Thu 3/12

6:40 pm-4:55 pm

1 stop32h 15m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 3/6

5:45 pm-12:35 am

1 stop19h 50m

Istanbul

Sun 3/15

6:40 pm-4:55 pm

1 stop32h 15m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 3/2

5:45 pm-12:05 am

1 stop19h 20m

Istanbul

Wed 3/11

7:35 am-4:55 pm

1 stop19h 20m

$561

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 3/2

5:45 pm-5:45 pm

1 stop37h 00m

Istanbul

Sun 3/15

6:40 pm-4:55 pm

1 stop32h 15m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 38 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 December 19, 2025.

Booking 80 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 $377). Flying from Portland to Istanbul 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 23, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 34% 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 Wednesday afternoons when fares are most often at their lowest. Saturday afternoons 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?

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 23, 2025.
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
8,014 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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
1,434 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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
9,106 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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
7,606 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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 9 different airlines.

  • How long is the flight from Portland to Istanbul?

    A quick flight from Portland to Istanbul can take about 20h 55m. Lufthansa provides one of the quickest options available for as low as $594. The distance from Portland to Istanbul is about 6210 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 $374. Additional round-trip tickets that might be worth considering are offered by American Airlines and Lufthansa, with the lowest prices starting at $560 and $565, respectively. You may be able to fly from Portland to Istanbul for 61% 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 $377). Flying from Portland to Istanbul 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

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
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Eugene to Istanbul flights
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Portland to Ankara flights
Portland to Antalya 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 23, 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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