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

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 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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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 29, 2025.

This oojo deal was found by Cheapflights users on 10/27. 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 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 10/27$382
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK 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
Fri 12/1212:25 pmIST - PDX
1 stop15h 35mIcelandair
Deal found 10/27$409
This British Airways deal was found by Cheapflights users on 10/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:45 pmPDX - IST
1 stop33h 10mBritish Airways
Sun 12/148:20 amIST - PDX
1 stop18h 35mBritish Airways
Deal found 10/27$562
This Travelocity deal was found by Cheapflights users on 10/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:00 pmPDX - IST
2 stops36h 05mMultiple Airlines
Mon 12/156:30 amIST - PDX
2 stops29h 07mMultiple Airlines
Deal found 10/27$570
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/612:04 pmPDX - IST
2 stops21h 11mAmerican Airlines
Mon 12/158:15 amIST - PDX
2 stops26h 08mAmerican Airlines
Deal found 10/29$574
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:55 pmPDX - IST
2 stops19h 50mUnited Airlines
Sun 12/146:30 amIST - PDX
2 stops29h 07mUnited Airlines
Deal found 10/27$575
This Priceline deal was found by Cheapflights users on 10/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:50 amPDX - IST
2 stops25h 55mMultiple Airlines
Wed 12/37:00 pmIST - PDX
2 stops34h 30mMultiple Airlines
Deal found 10/27$579
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:50 amPDX - IST
2 stops25h 55mLufthansa
Wed 12/37:00 pmIST - PDX
2 stops34h 30mLufthansa
Deal found 10/27$584
This Delta deal was found by Cheapflights users on 10/27. 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.
Sat 12/67:15 amPDX - IST
2 stops33h 35mDelta
Sun 12/144:50 amIST - PDX
2 stops28h 25mDelta
Deal found 10/27$599
This Delta deal was found by Cheapflights users on 10/27. 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.
Sat 12/69:10 amPDX - IST
2 stops31h 40mDelta
Fri 12/124:50 amIST - PDX
2 stops28h 20mDelta
Deal found 10/27$600
This Gurufare deal was found by Cheapflights users on 10/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/712:00 pmPDX - IST
2 stops49h 05mBritish Airways
Sun 12/148:20 amIST - PDX
1 stop18h 35mBritish Airways
Deal found 10/27$604
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:00 pmPDX - IST
2 stops22h 45mUnited Airlines
Wed 12/176:30 amIST - PDX
2 stops29h 11mUnited Airlines
Deal found 10/27$650

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 October 29, 2025.

Round-trip from

$382
(oojo)

Popular in

May

Cheapest in

February

Average price

$780
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 29, 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

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

Fri 12/5

6:00 am-10:45 pm

2 stops29h 45m

Istanbul

Sun 12/14

6:30 am-12:37 am

2 stops29h 07m

$575

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 12/3

3:55 pm-10:45 pm

2 stops19h 50m

Istanbul

Sun 12/14

6:30 am-12:37 am

2 stops29h 07m

$575

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 12/6

1:00 pm-10:45 pm

2 stops22h 45m

Istanbul

Mon 12/15

6:30 am-12:37 am

2 stops29h 07m

$575

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

Tue 12/9

6:00 am-10:45 pm

2 stops29h 45m

Istanbul

Mon 12/15

6:30 am-10:52 pm

2 stops27h 22m

$575

PortlandIstanbul

PDX - IST

PDXIST

Portland

Thu 12/4

10:10 am-10:45 pm

2 stops25h 35m

Istanbul

Mon 12/15

6:30 am-12:37 am

2 stops29h 07m

$575

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

Thu 2/5

7:00 am-3:50 am

2 stops33h 50m

Istanbul

Fri 2/27

4:50 am-8:30 pm

2 stops26h 40m

$587

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 2/21

11:10 am-3:50 am

2 stops29h 40m

Istanbul

Fri 2/27

4:50 am-4:51 pm

2 stops23h 01m

$599

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 35 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 October 24, 2025.

Booking 44 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 $384). Flying from Portland to Istanbul 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 29, 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 Monday 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 October 29, 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
7.9
Good
7,992 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

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
7,992 reviews
Delta
7.9
Good
7,992 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

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
7,992 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

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
3,659 reviews
Delta
7.9
Good
7,992 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

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
9,001 reviews
Delta
7.9
Good
7,992 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

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
7,992 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.2

Food

7.3

Comfort

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?

    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 17h. British Airways provides one of the quickest options available for as low as $730. 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 $375. Additional round-trip tickets that might be worth considering are offered by KLM and Air Canada, with the lowest prices starting at $692 and $693, respectively. You may be able to fly from Portland to Istanbul for 64% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Portland to Istanbul one-way?

    $441 is the cheapest one-way deal found within the past few days, from Scandinavian Airlines. You may also be able to find cheap deals on Lufthansa and British Airways, with prices starting from $459 and $475, respectively.

  • 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 $384). Flying from Portland to Istanbul 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

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 October 29, 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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