$326+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Istanbul with Cheapflights
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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
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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
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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 August 26, 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 August 26, 2026.
This Expedia deal was found by Cheapflights users on 8/24. 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 12/21:22 pm -
2 stops24h 03m
Wed 12/167:40 am -
2 stops25h 19m
Deal found 8/24![British Airways logo]()
$809
This Justfly.com deal was found by Cheapflights users on 8/24. 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.
Tue 12/12:34 pm -
2 stops45h 11m
Thu 12/176:30 am -
2 stops27h 17m
Deal found 8/24![Lufthansa logo]()
$822
This United Airlines deal was found by Cheapflights users on 8/24. 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 12/25:00 am -
2 stops30h 45m
Tue 12/156:30 am -
2 stops27h 38m
Deal found 8/24![United Airlines logo]()
$831
This KAYAK deal was found by Cheapflights users on 8/24. 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 12/23:40 pm -
2 stops20h 05m
Mon 12/147:05 pm -
2 stops38h 37m
Deal found 8/24![Lufthansa logo]()
$856
This KAYAK deal was found by Cheapflights users on 8/24. 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.
Tue 12/13:40 pm -
2 stops44h 05m
Mon 12/147:05 pm -
2 stops38h 37m
Deal found 8/24![Lufthansa logo]()
$861
This British Airways deal was found by Cheapflights users on 8/24. 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 8/24![British Airways logo]()
$867
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:30 am -
2 stops33h 50m
Tue 9/298:05 pm -
2 stops30h 45m
Deal found 8/26![Qatar Airways logo]()
$870
This Justfly.com deal was found by Cheapflights users on 8/22. 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 12/73:40 pm -
2 stops44h 05m
Sun 12/136:30 am -
2 stops25h 16m
Deal found 8/22![Multiple Airlines logo]()
$871
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:59 pm -
2 stops35h 56m
Wed 9/308:05 pm -
2 stops30h 45m
Deal found 8/26![Qatar Airways logo]()
$873
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 August 26, 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 August 26, 2026.
This Qatar Airways deal was found by Cheapflights users on 8/25. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:48 am -
2 stops38h 07m
Tue 9/221:45 pm -
2 stops37h 05m
Deal found 8/25![Qatar Airways logo]()
$962
This British Airways deal was found by Cheapflights users on 8/22. 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 10/286:50 pm -
2 stops34h 51m
Deal found 8/22![British Airways logo]()
$1,005
This KLM deal was found by Cheapflights users on 8/23. 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.
Thu 10/151:05 pm -
1 stop17h 15m
Fri 10/307:15 am -
2 stops18h 55m
Deal found 8/23![Multiple Airlines logo]()
$1,009
This KLM deal was found by Cheapflights users on 8/21. 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.
Sun 9/61:05 pm -
1 stop17h 15m
Thu 9/246:00 am -
1 stop15h 10m
Deal found 8/21![KLM logo]()
$1,055
This Delta deal was found by Cheapflights users on 8/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:25 pm -
2 stops29h 05m
Wed 9/166:00 am -
1 stop15h 10m
Deal found 8/26![Delta logo]()
$1,203
This United Airlines deal was found by Cheapflights users on 8/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:03 pm -
2 stops22h 22m
Mon 9/215:50 am -
3 stops26h 55m
Deal found 8/25![United Airlines logo]()
$1,216
This KLM deal was found by Cheapflights users on 8/21. 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.
Sat 9/511:22 am -
2 stops18h 58m
Thu 9/246:00 am -
1 stop15h 10m
Deal found 8/21![KLM logo]()
$1,060
This KLM deal was found by Cheapflights users on 8/23. 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 11/91:20 pm -
1 stop16h 35m
Fri 11/137:15 am -
2 stops23h 52m
Deal found 8/23![Multiple Airlines logo]()
$1,129
This Delta deal was found by Cheapflights users on 8/24. 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 9/212:25 pm -
2 stops29h 05m
Tue 9/295:20 pm -
1 stop27h 50m
Deal found 8/24![Delta logo]()
$1,203
This Delta deal was found by Cheapflights users on 8/21. 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.
Fri 9/410:35 pm -
2 stops42h 55m
Thu 9/246:00 am -
1 stop15h 10m
Deal found 8/21![Delta logo]()
$1,216
This Turkish Airlines deal was found by Cheapflights users on 8/23. 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.
Sun 10/182:30 pm -
1 stop18h 45m
Wed 10/283:35 pm -
1 stop17h 27m
Deal found 8/23![Multiple Airlines logo]()
$1,256
This Turkish Airlines deal was found by Cheapflights users on 8/25. 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 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 8/25![Multiple Airlines logo]()
$1,256
Last-minute flights from Portland to IstanbulDiscover last-minute flight deals from Portland to Istanbul. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Istanbul. Data last updated August 26, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:59 pm -
2 stops35h 56m
Wed 9/308:05 pm -
2 stops30h 45m
Deal found 8/26![Qatar Airways logo]()
$873
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:30 am -
2 stops33h 50m
Tue 9/298:05 pm -
2 stops30h 45m
Deal found 8/26![Qatar Airways logo]()
$870
This FlightHub deal was found by Cheapflights users on 8/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:48 am -
2 stops32h 32m
Thu 9/248:05 pm -
2 stops33h 45m
Deal found 8/25![Qatar Airways logo]()
$881
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:07 am -
2 stops39h 13m
Sun 5/308:05 pm -
2 stops30h 32m
Deal found 8/26![Qatar Airways logo]()
$912
This FlightHub deal was found by Cheapflights users on 8/21. 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.
Mon 9/78:07 am -
2 stops41h 48m
Thu 9/248:05 pm -
2 stops35h 56m
Deal found 8/21![Qatar Airways logo]()
$883
This oojo deal was found by Cheapflights users on 8/24. 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 9/1011:48 am -
2 stops44h 47m
Sun 9/278:05 pm -
2 stops30h 45m
Deal found 8/24![Qatar Airways logo]()
$909
This FlightHub deal was found by Cheapflights users on 8/21. 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 9/138:14 am -
2 stops36h 06m
Fri 9/188:05 pm -
2 stops30h 45m
Deal found 8/21![Qatar Airways logo]()
$913
This FlightHub deal was found by Cheapflights users on 8/23. 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.
Tue 9/221:59 pm -
2 stops35h 56m
Mon 10/58:05 pm -
2 stops37h 49m
Deal found 8/23![Qatar Airways logo]()
$886
This IEagle deal was found by Cheapflights users on 8/25. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:48 am -
2 stops38h 07m
Tue 9/298:05 pm -
2 stops30h 45m
Deal found 8/25![Qatar Airways logo]()
$895
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 August 26, 2026.
Search for one-way flight options from Portland to Istanbul. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:00 pm -
3 stops41h 55m
Deal found 8/25![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Fri 10/212:38 pm -
3 stops44h 57m
Deal found 8/22![Multiple Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 11/92:45 pm -
3 stops31h 30m
Deal found 8/24![Multiple Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:30 pm -
3 stops44h 55m
Deal found 8/25![Multiple Airlines logo]()
$443
This Goibibo deal was found by Cheapflights users on 8/23. 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 Goibibo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:10 am -
2 stops29h 55m
Deal found 8/23![Multiple Airlines logo]()
$468
This Cheapflightsfares deal was found by Cheapflights users on 8/21. 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 9/207:30 pm -
1 stop18h 55m
Deal found 8/21![British Airways logo]()
$469
This Air France deal was found by Cheapflights users on 8/24. 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.
Mon 11/911:00 am -
2 stops19h 55m
Deal found 8/24![Air France logo]()
$470
This British Airways deal was found by Cheapflights users on 8/23. 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 10/77:30 pm -
1 stop18h 55m
Deal found 8/23![British Airways logo]()
$480
This FlightHub deal was found by Cheapflights users on 8/21. 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 9/2011:15 am -
2 stops24h 20m
Deal found 8/21![Lufthansa logo]()
$482
This IEagle deal was found by Cheapflights users on 8/25. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:48 am -
2 stops38h 12m
Deal found 8/25![Qatar Airways logo]()
$499
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 August 26, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $870 (oojo) |
One-way from | $326 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $964 |
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 August 26, 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
Tue 9/8
11:48 am-11:55 am
2 stops38h 07m
Istanbul
Tue 9/22
1:45 pm-4:50 pm
2 stops37h 05m
$962
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Wed 10/14
7:30 pm-12:25 am
1 stop18h 55m
Istanbul
Wed 10/28
6:50 pm-7:41 pm
2 stops34h 51m
$1,005
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Thu 10/15
1:05 pm-4:20 pm
1 stop17h 15m
Istanbul
Fri 10/30
7:15 am-4:10 pm
2 stops18h 55m
$1,009
Quickest round-trip
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Sun 9/6
1:05 pm-4:20 pm
1 stop17h 15m
Istanbul
Thu 9/24
6:00 am-11:10 am
1 stop15h 10m
$1,055
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Sat 9/5
11:22 am-4:20 pm
2 stops18h 58m
Istanbul
Thu 9/24
6:00 am-11:10 am
1 stop15h 10m
$1,060
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Mon 11/9
1:20 pm-4:55 pm
1 stop16h 35m
Istanbul
Fri 11/13
7:15 am-8:07 pm
2 stops23h 52m
$1,129
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Sun 9/6
12:25 pm-3:30 am
2 stops29h 05m
Istanbul
Wed 9/16
6:00 am-11:10 am
1 stop15h 10m
$1,203
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Wed 9/2
12:25 pm-3:30 am
2 stops29h 05m
Istanbul
Tue 9/29
5:20 pm-11:10 am
1 stop27h 50m
$1,203
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Mon 9/14
1:03 pm-9:25 pm
2 stops22h 22m
Istanbul
Mon 9/21
5:50 am-10:45 pm
3 stops26h 55m
$1,216
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Fri 9/4
10:35 pm-3:30 am
2 stops42h 55m
Istanbul
Thu 9/24
6:00 am-11:10 am
1 stop15h 10m
$1,216
Showing 1-10 of 22 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 August.
| 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 typical for this route at the moment.
Portland to Istanbul Airport flights typically cost between $841 and $1,176 in September.The cheapest round-trip price found within the last 5 days was $870 on Qatar Airways (Sep 2-Sep 29).
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 August 26, 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.
Boarding
7.8
Comfort
7.7
Entertainment
7.2
Crew
8.4
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Comfort
7.7
Entertainment
7.2
Crew
8.4
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Comfort
7.7
Entertainment
7.2
Crew
8.4
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Comfort
7.7
Entertainment
7.2
Crew
8.4
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Comfort
7.7
Entertainment
7.2
Crew
8.4
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Comfort
7.7
Entertainment
7.2
Crew
8.4
Overall
7.8
Food
7.3
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 August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$374 | Average$443 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$545 | Average$736 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$557 | Average$726 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$620 | Average$920 | 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$882 | FlexibilityNo cancel fee | On-time68% |