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$310+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Apr 28 — May 51
Tue 4/28
Tue 5/5
1 adult, Economy
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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 March 29, 2026.

This Delta deal was found by Cheapflights users on 3/29. 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.
Sun 4/2611:51 am
PDX
-
IST
2 stops27h 29m
Delta
Mon 5/115:20 pm
IST
-
PDX
2 stops37h 40m
Delta
Deal found 3/29$728
This Delta deal was found by Cheapflights users on 3/27. 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.
Sun 4/261:32 pm
PDX
-
IST
2 stops27h 58m
Delta
Sun 5/35:20 pm
IST
-
PDX
1 stop27h 50m
Delta
Deal found 3/27$778
This Justfly.com deal was found by Cheapflights users on 3/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:38 pm
PDX
-
IST
2 stops28h 02m
Scandinavian Airlines
Sat 9/264:30 am
IST
-
PDX
2 stops24h 11m
Scandinavian Airlines
Deal found 3/25$827
This Delta deal was found by Cheapflights users on 3/29. 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 4/251:32 pm
PDX
-
IST
2 stops27h 58m
Delta
Sat 5/26:00 am
IST
-
PDX
1 stop15h 10m
Delta
Deal found 3/29$828
This Delta deal was found by Cheapflights users on 3/27. 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.
Wed 12/91:20 pm
PDX
-
IST
1 stop16h 35m
Delta
Thu 1/75:55 pm
IST
-
PDX
1 stop28h 30m
Delta
Deal found 3/27$854
This Delta deal was found by Cheapflights users on 3/27. 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.
Sun 11/87:00 am
PDX
-
IST
2 stops33h 50m
Delta
Thu 11/265:55 pm
IST
-
PDX
1 stop28h 30m
Delta
Deal found 3/27$858
This Delta deal was found by Cheapflights users on 3/27. 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.
Mon 11/910:05 pm
PDX
-
IST
2 stops31h 50m
Delta
Wed 11/254:50 am
IST
-
PDX
2 stops22h 44m
Delta
Deal found 3/27$868
This IEagle deal was found by Cheapflights users on 3/26. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:30 pm
PDX
-
SAW
2 stops36h 40m
Qatar Airways
Thu 10/151:35 pm
SAW
-
PDX
2 stops44h 35m
Qatar Airways
Deal found 3/26$944
This Justfly.com deal was found by Cheapflights users on 3/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:19 am
PDX
-
SAW
2 stops41h 51m
Qatar Airways
Thu 10/11:35 pm
SAW
-
PDX
2 stops38h 58m
Qatar Airways
Deal found 3/27$961
This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/127:19 am
PDX
-
SAW
2 stops42h 51m
Qatar Airways
Wed 7/151:35 pm
SAW
-
PDX
2 stops43h 55m
Qatar Airways
Deal found 3/27$969
This KLM deal was found by Cheapflights users on 3/27. 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.
Mon 4/201:05 pm
PDX
-
SAW
1 stop21h 55m
KLM
Tue 4/288:50 am
SAW
-
PDX
1 stop36h 20m
KLM
Deal found 3/27$993
This BusinessClass deal was found by Cheapflights users on 3/27. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/610:40 am
PDX
-
SAW
2 stops38h 30m
Qatar Airways
Thu 12/311:40 pm
SAW
-
PDX
2 stops36h 15m
Qatar Airways
Deal found 3/27$995

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 March 29, 2026.

Round-trip from

$728
(Delta)

One-way from

$310
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$773
From Portland to Istanbul
Search Deals
One-way flight from Portland to Istanbul
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($266 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 29, 2026.
Use the filters below to find and compare flights from Portland to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 4/25

3:35 pm-3:30 am

2 stops25h 55m

Istanbul

Sat 5/2

6:00 am-11:10 am

1 stop15h 10m

$828

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 5/10

1:35 pm-3:30 am

2 stops27h 55m

Istanbul

Sun 5/17

6:00 am-11:10 am

1 stop15h 10m

$938

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 5/2

10:42 am-3:30 am

2 stops30h 48m

Istanbul

Sun 5/17

6:00 am-4:00 pm

2 stops20h 00m

$998

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 4/14

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Sun 5/31

5:20 pm-11:10 am

1 stop27h 50m

$999

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Thu 5/28

1:05 pm-10:55 pm

1 stop23h 50m

Istanbul Sabiha Gokcen

Mon 6/8

2:40 pm-11:10 am

1 stop30h 30m

$1,048

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Tue 5/26

1:05 pm-5:05 pm

1 stop18h 00m

Istanbul Sabiha Gokcen

Mon 6/8

2:40 pm-11:10 am

1 stop30h 30m

$1,048
Quickest round-trip

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 8/3

7:30 pm-12:25 am

1 stop18h 55m

Istanbul

Thu 9/3

8:15 am-5:40 pm

1 stop19h 25m

$1,051

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Thu 5/28

11:20 am-5:05 pm

2 stops19h 45m

Istanbul Sabiha Gokcen

Wed 6/10

2:40 pm-11:10 am

1 stop30h 30m

$1,053

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 5/13

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Wed 5/20

6:00 am-11:10 am

1 stop15h 10m

$1,054

PortlandIstanbul

PDX - IST

PDXIST

Portland

Thu 9/3

1:05 pm-1:20 am

1 stop26h 15m

Istanbul

Tue 9/22

5:20 pm-11:10 am

1 stop27h 50m

$1,055

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 36 resultsSorted by cheapest first
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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 March 13, 2026.

Booking 55 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 $376). Flying from Portland to Istanbul in June is currently the most expensive (average of $854). 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.

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 March 29, 2026.
Get a feel of what it's like to fly with Delta,KLM, andUnited 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
8,359 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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
8,359 reviews
Delta
7.9
Good
8,359 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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
7.8
Good
1,479 reviews
Delta
7.9
Good
8,359 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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
9,509 reviews
Delta
7.9
Good
8,359 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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.
Lufthansa
6.8
Okay
7,872 reviews
Delta
7.9
Good
8,359 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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
7,829 reviews
Delta
7.9
Good
8,359 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

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 8 different airlines.

  • How long is the flight from Portland to Istanbul?

    A quick flight from Portland to Istanbul can take about 21h 55m. Delta provides one of the quickest options available for as low as $993. 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 Lufthansa and British Airways, with the lowest prices starting at $541 and $554, respectively. You may be able to fly from Portland to Istanbul for 57% 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 $376). Flying from Portland to Istanbul in June is currently the most expensive (average of $854). 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
Boise to Istanbul flights
Portland to Antalya flights

Top 8 airlines flying from Portland to Istanbul

Discover the top 8 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 March 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$458FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$541Average$683FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$554Average$754FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$560Average$820FlexibilityNo cancel feeOn-time67%
KLMCheapest$620Average$843FlexibilityNo cancel feeOn-time75%
DeltaCheapest$628Average$1,083FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$652Average$977FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$943Average$1,022FlexibilityNo cancel feeOn-time68%

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