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$540+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Istanbul are usually found in February or September, 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 (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 September 11, 2025.

Round-trip from

$598
(FlightHub)

One-way from

$540
(FlightHub)

Popular in

May

Cheapest in

February

Average price

$989
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. 14% potential increase in price ($187 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($29 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 11, 2025.

This FlightHub deal was found by Cheapflights users on 9/9. 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 11/13:45 pmPDX - IST
1 stop22h 10mIcelandair
Fri 11/1412:25 pmIST - PDX
1 stop15h 35mIcelandair
Deal found 9/9$598
This FlightHub deal was found by Cheapflights users on 9/11. 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 9/11$599
This Gurufare deal was found by Cheapflights users on 9/11. 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 9/11$614
This Gurufare deal was found by Cheapflights users on 9/9. 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 11/13:45 pmPDX - IST
1 stop22h 10mIcelandair
Mon 11/1712:25 pmIST - PDX
1 stop15h 35mIcelandair
Deal found 9/9$636
This Air Canada deal was found by Cheapflights users on 9/11. 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 11/43:15 pmPDX - IST
2 stops24h 35mAir Canada
Wed 12/36:30 amIST - PDX
2 stops37h 45mAir Canada
Deal found 9/11$725
This British Airways deal was found by Cheapflights users on 9/11. 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 11/55:45 pmPDX - IST
1 stop36h 45mBritish Airways
Thu 12/42:35 pmIST - PDX
1 stop36h 20mBritish Airways
Deal found 9/11$727
This Delta deal was found by Cheapflights users on 9/11. 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 11/46:00 amPDX - IST
2 stops34h 50mDelta
Tue 12/95:55 pmIST - PDX
1 stop28h 30mDelta
Deal found 9/11$729
This Orbitz deal was found by Cheapflights users on 9/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:40 amPDX - IST
2 stops23h 05mBritish Airways
Wed 12/107:35 amIST - PDX
1 stop19h 20mBritish Airways
Deal found 9/10$731
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/89:55 amPDX - IST
2 stops25h 25mUnited Airlines
Wed 11/56:30 amIST - PDX
3 stops28h 56mUnited Airlines
Deal found 9/10$735
This Delta deal was found by Cheapflights users on 9/9. 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 10/2911:26 amPDX - IST
2 stops30h 24mDelta
Tue 11/114:50 amIST - PDX
2 stops22h 55mDelta
Deal found 9/9$737
This Delta deal was found by Cheapflights users on 9/11. 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 11/312:40 amPDX - IST
2 stops29h 15mDelta
Wed 12/34:50 amIST - PDX
2 stops27h 03mDelta
Deal found 9/11$739

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 11, 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

Mon 11/10

5:45 pm-5:45 pm

1 stop37h 00m

Istanbul

Wed 12/3

7:35 am-3:55 pm

1 stop19h 20m

$727

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 10/27

6:45 pm-12:05 am

1 stop19h 20m

Istanbul

Wed 11/26

7:35 am-3:55 pm

1 stop19h 20m

$727

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 10/22

7:25 pm-12:25 am

1 stop19h 00m

Istanbul

Tue 11/25

6:40 pm-3:55 pm

1 stop32h 15m

$727

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 11/5

5:45 pm-1:55 pm

1 stop33h 10m

Istanbul

Wed 12/3

7:35 am-3:55 pm

1 stop19h 20m

$727

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 10/26

6:45 pm-12:50 am

1 stop20h 05m

Istanbul

Wed 11/26

7:35 am-3:55 pm

1 stop19h 20m

$727

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 11/3

12:40 am-4:55 pm

2 stops29h 15m

Istanbul

Tue 12/9

5:55 pm-11:25 am

1 stop28h 30m

$730

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 11/3

12:40 am-4:55 pm

2 stops29h 15m

Istanbul

Wed 12/3

4:50 am-8:53 pm

2 stops27h 03m

$739

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 11/7

1:25 pm-4:55 pm

1 stop16h 30m

Istanbul

Sun 12/7

5:55 pm-11:25 am

1 stop28h 30m

$776

PortlandIstanbul

PDX - IST

PDXIST

Portland

Thu 10/23

7:25 pm-12:05 pm

1 stop30h 40m

Istanbul

Wed 11/26

7:35 am-3:55 pm

1 stop19h 20m

$777

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 11/10

5:45 pm-12:05 am

1 stop19h 20m

Istanbul

Sat 12/6

6:40 pm-3:55 pm

1 stop32h 15m

$777

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 17 results
1
2

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 August 29, 2025.

The best time to book flights from Portland to Istanbul Airport is 66 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, October is the cheapest month in which you can book a flight from Portland to Istanbul Airport (average of $916). Flying from Portland to Istanbul Airport in June is currently the most expensive (average of $1,359). 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 11, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 11% 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 September 11, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and Qatar Airways 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
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
1,385 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
3,624 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
7,361 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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?

    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 $727, British Airways can have you in Istanbul Airport from Portland in 37h. There are 6175 mi between Portland and Istanbul Airport.

  • 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 $608 on this airline. Additional options worth looking into are Air Canada and KLM, starting at $638 and $716 round-trip. Icelandair is 44% 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, October is the cheapest month in which you can book a flight from Portland to Istanbul Airport (average of $916). Flying from Portland to Istanbul Airport in June is currently the most expensive (average of $1,359). 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$608Average$1,408FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$638Average$1,148FlexibilityNo cancel feeOn-time67%
KLMCheapest$716Average$1,020FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$731Average$910FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$734Average$1,112FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$757Average$1,044FlexibilityNo cancel feeOn-time70%
DeltaCheapest$773Average$1,158FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$802Average$1,057FlexibilityNo cancel feeOn-time76%
Qatar AirwaysCheapest$806Average$1,031FlexibilityNo cancel feeOn-time68%

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