$369+ Cheap flights from Portland (PDX) to Istanbul (IST)
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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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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.Cheap flight deals from Portland to Istanbul
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to IstanbulExplore 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 10, 2026.
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 10, 2026.
This Trip.com deal was found by Cheapflights users on 9/7. 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.
Sat 10/173:30 pm -
3 stops26h 10m
Wed 10/214:25 am -
3 stops23h 30m
Deal found 9/7![Multiple Airlines logo]()
$693
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:45 pm -
1 stop20h 05m
Fri 11/138:25 am -
1 stop18h 25m
Deal found 9/9![British Airways logo]()
$852
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/135:45 pm -
1 stop20h 05m
Sun 12/208:25 am -
2 stops24h 42m
Deal found 9/10![British Airways logo]()
$855
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:18 pm -
2 stops32h 02m
Wed 10/218:05 pm -
2 stops30h 45m
Deal found 9/9![Qatar Airways logo]()
$857
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:30 pm -
3 stops35h 35m
Wed 10/288:50 am -
2 stops19h 10m
Deal found 9/9![Multiple Airlines logo]()
$859
This Expedia deal was found by Cheapflights users on 9/7. 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.
Sun 11/158:00 am -
2 stops22h 30m
Tue 12/157:40 am -
2 stops25h 18m
Deal found 9/7![British Airways logo]()
$860
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:03 am -
2 stops33h 17m
Wed 10/288:10 pm -
2 stops30h 40m
Deal found 9/10![Qatar Airways logo]()
$864
This oojo deal was found by Cheapflights users on 9/8. 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.
Mon 10/512:18 pm -
2 stops37h 37m
Mon 11/28:10 pm -
2 stops30h 03m
Deal found 9/8![Qatar Airways logo]()
$865
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:48 am -
2 stops38h 07m
Mon 10/58:05 pm -
2 stops30h 45m
Deal found 9/10![Qatar Airways logo]()
$866
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:30 pm -
1 stop37h 25m
Tue 11/36:35 pm -
1 stop32h 15m
Deal found 9/9![British Airways logo]()
$869
Best flights from Portland to IstanbulDiscover carefully curated flight deals from Portland to Istanbul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Portland to Istanbul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/174:05 pm -
3 stops39h 05m
Fri 1/226:30 am -
2 stops19h 11m
Deal found 9/9![Multiple Airlines logo]()
$843
This Justfly.com deal was found by Cheapflights users on 9/5. 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 10/57:09 am -
2 stops42h 46m
Fri 10/168:05 pm -
2 stops36h 57m
Deal found 9/5![Qatar Airways logo]()
$886
This British Airways deal was found by Cheapflights users on 9/7. 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 2/105:45 pm -
1 stop36h 55m
Sun 2/218:25 am -
1 stop18h 25m
Deal found 9/7![British Airways logo]()
$898
This KLM deal was found by Cheapflights users on 9/6. 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 10/511:20 am -
2 stops19h 00m
Mon 10/125:20 pm -
1 stop27h 50m
Deal found 9/6![KLM logo]()
$993
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Tue 12/2211:59 pm -
2 stops35h 46m
Thu 12/316:30 am -
3 stops29h 17m
Deal found 9/5![United Airlines logo]()
$1,275
This British Airways deal was found by Cheapflights users on 9/8. 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 10/147:30 pm -
1 stop18h 55m
Wed 10/287:40 am -
2 stops25h 25m
Deal found 9/8![British Airways logo]()
$1,011
This Expedia deal was found by Cheapflights users on 9/5. 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.
Mon 10/266:45 pm -
1 stop19h 20m
Fri 10/308:25 am -
2 stops24h 40m
Deal found 9/5![British Airways logo]()
$1,032
This Turkish Airlines deal was found by Cheapflights users on 9/8. 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 Turkish Airlines is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Wed 10/142:30 pm -
1 stop18h 45m
Wed 10/283:35 pm -
1 stop17h 27m
Deal found 9/8![Multiple Airlines logo]()
$1,256
This KAYAK deal was found by Cheapflights users on 9/5. 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.
Mon 10/57:30 pm -
1 stop18h 55m
Fri 10/168:30 pm -
1 stop31h 10m
Deal found 9/5![British Airways logo]()
$1,205
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:45 pm -
1 stop33h 10m
Sat 12/56:35 pm -
1 stop32h 15m
Deal found 9/9![British Airways logo]()
$1,246
Last-minute flights from Portland to IstanbulDiscover last-minute flight deals from Portland to Istanbul. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Istanbul. Data last updated September 10, 2026 and is based on user searches.
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:48 am -
2 stops38h 07m
Mon 10/58:05 pm -
2 stops30h 45m
Deal found 9/10![Qatar Airways logo]()
$866
This oojo deal was found by Cheapflights users on 9/8. 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.
Sun 10/411:03 am -
2 stops33h 17m
Mon 11/28:10 pm -
2 stops30h 03m
Deal found 9/8![Qatar Airways logo]()
$874
This oojo deal was found by Cheapflights users on 9/8. 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.
Mon 10/512:18 pm -
2 stops37h 37m
Mon 11/28:10 pm -
2 stops30h 03m
Deal found 9/8![Qatar Airways logo]()
$865
This oojo deal was found by Cheapflights users on 9/5. 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.
Mon 10/512:18 pm -
2 stops37h 37m
Fri 10/168:05 pm -
2 stops30h 45m
Deal found 9/5![Qatar Airways logo]()
$870
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:18 pm -
2 stops32h 02m
Wed 10/218:05 pm -
2 stops30h 45m
Deal found 9/9![Qatar Airways logo]()
$857
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:03 am -
2 stops33h 17m
Wed 10/288:10 pm -
2 stops30h 40m
Deal found 9/10![Qatar Airways logo]()
$864
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:30 pm -
3 stops35h 35m
Wed 10/288:50 am -
2 stops19h 10m
Deal found 9/9![Multiple Airlines logo]()
$859
This Trip.com deal was found by Cheapflights users on 9/7. 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.
Sat 10/173:30 pm -
3 stops26h 10m
Wed 10/214:25 am -
3 stops23h 30m
Deal found 9/7![Multiple Airlines logo]()
$693
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:30 pm -
1 stop37h 25m
Tue 11/36:35 pm -
1 stop32h 15m
Deal found 9/9![British Airways logo]()
$869
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:30 pm -
1 stop18h 55m
Tue 11/37:40 am -
2 stops25h 19m
Deal found 9/9![American Airlines logo]()
$875
One-way flights from Portland to IstanbulSearch for one-way flight options from Portland to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Portland to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:30 pm -
3 stops41h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/53:30 pm -
3 stops42h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$373
This Expedia deal was found by Cheapflights users on 9/6. 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.
Wed 1/65:45 pm -
2 stops41h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Iberia logo]()
$377
This Expedia deal was found by Cheapflights users on 9/6. 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.
Wed 1/67:30 am -
2 stops23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Lufthansa logo]()
$379
This Trip.com deal was found by Cheapflights users on 9/6. 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.
Wed 1/65:45 pm -
1 stop36h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![British Airways logo]()
$412
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:31 am -
3 stops28h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Tue 9/157:40 pm -
2 stops31h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$430
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Thu 1/712:40 pm -
2 stops18h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Lufthansa logo]()
$436
This FlightHub deal was found by Cheapflights users on 9/6. 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.
Thu 1/71:05 pm -
2 stops25h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![British Airways logo]()
$438
This Expedia deal was found by Cheapflights users on 9/7. 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.
Tue 12/158:00 am -
2 stops22h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![British Airways logo]()
$446
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 (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 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $693 (Trip.com) |
One-way from | $373 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $946 |
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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Portland to Istanbul Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Wed 1/6
5:45 pm-10:40 pm
2 stops41h 55m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$377
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Tue 12/15
8:00 am-5:50 pm
2 stops22h 50m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$446
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Wed 1/6
4:05 pm-6:10 pm
3 stops39h 05m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$459
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Thu 1/7
4:05 pm-6:10 pm
3 stops39h 05m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$459
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Mon 10/5
7:33 am-12:05 am
2 stops30h 32m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$464
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Mon 10/5
7:30 pm-12:25 am
1 stop18h 55m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$468
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Sun 9/20
5:07 am-6:20 am
2 stops39h 13m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$503
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Sun 9/20
7:30 pm-12:25 am
1 stop18h 55m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$715
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Sat 10/3
12:45 pm-1:00 pm
3 stops38h 15m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$766
Quickest round-trip
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Thu 10/1
1:05 pm-4:20 pm
1 stop17h 15m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$789
Showing 1-10 of 20 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Portland-Istanbul Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Portland-Istanbul Airport flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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.
PDX-IST
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?
The best time to book flights from Portland to Istanbul Airport is 85 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, January is the cheapest month in which you can book a flight from Portland to Istanbul Airport (average of $621). Flying from Portland to Istanbul Airport in June is currently the most expensive (average of $1,318). 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 Airport?
Airfare is below average for this route at the moment.
Portland to Istanbul Airport flights typically cost between $807 and $1,154 in October.The cheapest round-trip price found within the last 5 days was $693 on Multiple Airlines (Oct 17-Oct 21).
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 10, 2026.
Peruse reviews from past customers who have flown with KLM,Delta, andQatar 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.
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Related info for your journey
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Top 7 airlines flying from Portland to Istanbul
Discover the top 7 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$374 | Average$443 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$541 | Average$689 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$545 | Average$736 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$620 | Average$939 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$628 | Average$1,083 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$652 | Average$907 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$699 | Average$886 | FlexibilityNo cancel fee | On-time68% |