HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Istanbul

$536+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Istanbul with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Portland to Istanbul are usually found in February or January, booked 66 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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,041
(Kiwi.com)

One-way from

$536
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,120
Provider with most accurate pricing for Portland-Istanbul flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Istanbul flights.
Search Deals
From Portland to Istanbul
Search Deals
One-way flight from Portland to Istanbul
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($228 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/57:25 pmPDX - IST
1 stop19h 05mMultiple Airlines
Fri 5/234:45 amIST - PDX
2 stops29h 14mMultiple Airlines
Deal found 4/14$1,041
This Justfly.com deal was found by Cheapflights users on 4/15. 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.
Fri 10/107:25 pmPDX - IST
1 stop18h 55mBritish Airways
Fri 11/148:10 amIST - PDX
2 stops25h 42mBritish Airways
Deal found 4/15$1,050
This oojo deal was found by Cheapflights users on 4/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/21:24 pmPDX - IST
2 stops36h 31mQatar Airways
Tue 10/218:05 pmIST - PDX
2 stops34h 30mQatar Airways
Deal found 4/14$1,066
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1012:20 pmPDX - IST
2 stops29h 05mDelta
Sat 5/175:05 pmIST - PDX
1 stop28h 15mDelta
Deal found 4/14$1,069
This United deal was found by Cheapflights users on 4/14. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:00 amPDX - IST
3 stops28h 20mUnited Airlines
Sat 9/276:10 amIST - PDX
2 stops23h 53mUnited Airlines
Deal found 4/14$1,086
This Air France deal was found by Cheapflights users on 4/15. 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.
Sat 10/117:00 amPDX - IST
2 stops23h 20mKLM
Sun 11/165:55 pmIST - PDX
1 stop28h 30mKLM
Deal found 4/15$1,088
This Gurufare deal was found by Cheapflights users on 4/15. 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.
Thu 10/94:00 pmPDX - IST
2 stops21h 55mIcelandair
Fri 11/148:05 amIST - PDX
1 stop19h 55mIcelandair
Deal found 4/15$1,135
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/57:25 pmPDX - IST
1 stop19h 05mAmerican Airlines
Wed 5/148:25 amIST - PDX
1 stop19h 10mAmerican Airlines
Deal found 4/14$1,195
This Air Canada deal was found by Cheapflights users on 4/14. 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.
Fri 7/43:25 pmPDX - IST
2 stops21h 15mAir Canada
Thu 7/248:30 pmIST - PDX
2 stops36h 26mAir Canada
Deal found 4/14$1,431

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 April 15, 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 5/5

7:25 pm-12:30 am

1 stop19h 05m

Istanbul

Fri 5/23

4:45 am-11:59 pm

2 stops29h 14m

$1,041

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 5/10

12:20 pm-3:25 am

2 stops29h 05m

Istanbul

Sat 5/17

5:05 pm-11:20 am

1 stop28h 15m

$1,069

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 5/5

7:25 pm-12:30 am

1 stop19h 05m

Istanbul

Wed 5/14

8:25 am-5:35 pm

1 stop19h 10m

$1,195

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sat 5/10

7:25 pm-12:55 am

1 stop19h 30m

Istanbul

Sat 5/17

7:50 pm-5:35 pm

1 stop31h 45m

$1,220

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 4/18

5:08 am-6:20 am

2 stops39h 12m

Istanbul

Sun 4/20

9:50 am-10:31 pm

2 stops46h 41m

$1,293

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 4/18

7:00 am-1:05 pm

2 stops20h 05m

Istanbul

Sun 4/20

2:00 pm-12:39 pm

3 stops32h 39m

$1,396

PortlandIstanbul

PDX - IST

PDXIST

Portland

Fri 7/4

3:25 pm-10:40 pm

2 stops21h 15m

Istanbul

Thu 7/24

8:30 pm-10:56 pm

2 stops36h 26m

$1,431

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 6/23

1:15 pm-4:20 pm

1 stop17h 05m

Istanbul

Sun 6/29

5:05 pm-11:20 am

1 stop28h 15m

$1,517

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 5/14

10:31 am-12:20 am

3 stops27h 49m

$536

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/20

6:00 am-6:20 am

2 stops38h 20m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 13 results
1
2

Compare providers for flights from Portland to Istanbul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Istanbul in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Istanbul Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Portland-Istanbul Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Portland-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Istanbul Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Istanbul Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 11, 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, November is the cheapest month in which you can book a flight from Portland to Istanbul Airport (average of $923). Flying from Portland to Istanbul Airport in June is currently the most expensive (average of $1,423). 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 April 15, 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.

Rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Istanbul Airport ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Istanbul Airport when rainfall is around 0.4 in.

Temperature in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Istanbul Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 April 15, 2025.
Read through reviews of airlines operating flights from Portland to Istanbul, such as Delta, KLM and Qatar Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,918 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Qatar Airways
7.4
Good
3,551 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines flying from Portland to Istanbul Airport round-trip?

    Our cheapest airline available from Portland to Istanbul Airport is Delta. Our recent data shows that you can find tickets from as low as $1,069 on this airline. Additional options worth looking into are American Airlines and British Airways, starting at $1,195 and $1,220 round-trip. Delta is 2% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Qatar Airways, which is currently one of the cheapest options available, starting at $549. Delta flights start at $713 while deals on United Airlines start at $766 one-way.

  • Where are the most common layover locations when flying from Portland to Istanbul Airport?

    Most of the time, Portland to Istanbul Airport flights that have layovers will stop in London.

  • What are some popular things to do or see while on a layover in London?

    Most London visitors opt to spend their time experiencing Hyde Park, Piccadilly Circus, and Buckingham Palace. Hyde Park, Piccadilly Circus, and Buckingham Palace are located about 12.5 mi, 14.1 mi, and 13.7 mi, respectively from London Heathrow. Those on a layover in London in need of a rental car can book one at London Heathrow for about $50.

  • Where are the least popular layover locations for Portland to Istanbul Airport flights?

    Flights departing from Portland and landing in Istanbul Airport layover in Amsterdam least frequently.

  • 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, November is the cheapest month in which you can book a flight from Portland to Istanbul Airport (average of $923). Flying from Portland to Istanbul Airport in June is currently the most expensive (average of $1,423). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Yalova

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Eugene to Istanbul flights
Boise 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$638Average$1,167FlexibilityNo cancel feeOn-time67%
KLMCheapest$722Average$1,000FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$731Average$1,045FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$762Average$1,001FlexibilityNo cancel feeOn-time70%
DeltaCheapest$773Average$1,156FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$806Average$981FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$865Average$1,057FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$886Average$1,306FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$902Average$1,149FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.