$295+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Apr 11 — Apr 181
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 March 12, 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 March 12, 2026.
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/81:05 pm
PDX
- IST
1 stop17h 15m
KLM
Mon 4/205:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 3/10![KLM logo]()
$669
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
- IST
1 stop26h 15m
KLM
Tue 4/284:25 am
IST
- PDX
2 stops20h 28m
KLM
Deal found 3/10![KLM logo]()
$671
This Air France deal was found by Cheapflights users on 3/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:02 pm
PDX
- IST
2 stops22h 18m
KLM
Wed 4/155:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 3/9![KLM logo]()
$673
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/51:05 pm
PDX
- IST
1 stop17h 15m
KLM
Wed 4/156:00 am
IST
- PDX
2 stops21h 10m
KLM
Deal found 3/10![KLM logo]()
$679
This Air France deal was found by Cheapflights users on 3/11. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
- IST
1 stop26h 15m
Multiple Airlines
Mon 4/274:25 am
IST
- PDX
2 stops22h 25m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$680
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:05 pm
PDX
- IST
1 stop26h 15m
KLM
Thu 4/164:25 am
IST
- PDX
2 stops20h 28m
KLM
Deal found 3/10![KLM logo]()
$681
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:05 pm
PDX
- IST
1 stop26h 15m
KLM
Thu 4/306:00 am
IST
- PDX
2 stops21h 10m
KLM
Deal found 3/9![KLM logo]()
$685
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/161:05 pm
PDX
- IST
1 stop17h 15m
KLM
Thu 4/306:00 am
IST
- PDX
2 stops21h 10m
KLM
Deal found 3/10![KLM logo]()
$689
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/181:05 pm
PDX
- IST
1 stop26h 15m
KLM
Sat 4/256:00 am
IST
- PDX
2 stops21h 01m
KLM
Deal found 3/9![KLM logo]()
$699
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/51:49 pm
PDX
- IST
2 stops25h 31m
KLM
Tue 4/216:00 am
IST
- PDX
1 stop15h 10m
KLM
Deal found 3/11![KLM logo]()
$709
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 March 12, 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 March 12, 2026.
This KLM deal was found by Cheapflights users on 3/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/51:05 pm
PDX
- IST
1 stop26h 15m
KLM
Wed 4/156:00 am
IST
- PDX
1 stop15h 10m
KLM
Deal found 3/7![KLM logo]()
$669
This Delta deal was found by Cheapflights users on 3/12. 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 5/1211:20 am
PDX
- IST
2 stops30h 10m
Delta
Thu 5/216:00 am
IST
- PDX
1 stop15h 10m
Delta
Deal found 3/12![Delta logo]()
$778
This British Airways deal was found by Cheapflights users on 3/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/21:52 pm
PDX
- IST
2 stops24h 48m
British Airways
Mon 4/68:15 pm
IST
- PDX
2 stops30h 44m
British Airways
Deal found 3/10![British Airways logo]()
$792
This KLM deal was found by Cheapflights users on 3/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:05 pm
PDX
- IST
1 stop26h 15m
KLM
Wed 4/295:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 3/7![KLM logo]()
$669
This KLM deal was found by Cheapflights users on 3/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:05 pm
PDX
- IST
1 stop26h 15m
KLM
Thu 4/305:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 3/8![KLM logo]()
$679
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:42 am
PDX
- IST
2 stops28h 38m
Delta
Fri 5/86:00 am
IST
- PDX
1 stop15h 10m
Delta
Deal found 3/7![Delta logo]()
$878
This KLM deal was found by Cheapflights users on 3/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/51:05 pm
PDX
- IST
1 stop26h 15m
KLM
Sun 4/265:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 3/11![KLM logo]()
$729
This KLM deal was found by Cheapflights users on 3/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:05 pm
PDX
- IST
1 stop26h 15m
KLM
Sun 5/314:25 am
IST
- PDX
2 stops20h 23m
KLM
Deal found 3/8![KLM logo]()
$796
This KLM deal was found by Cheapflights users on 3/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/61:05 pm
PDX
- IST
1 stop26h 15m
KLM
Sun 6/215:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 3/7![KLM logo]()
$952
Last-minute flights from Portland to IstanbulDiscover last-minute flight deals from Portland to Istanbul. Data last updated March 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Istanbul. Data last updated March 12, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/51:05 pm
PDX
- IST
1 stop17h 15m
KLM
Sun 4/266:00 am
IST
- PDX
1 stop15h 10m
KLM
Deal found 3/9![KLM logo]()
$679
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/51:49 pm
PDX
- IST
2 stops25h 31m
KLM
Tue 4/216:00 am
IST
- PDX
1 stop15h 10m
KLM
Deal found 3/11![KLM logo]()
$709
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/81:05 pm
PDX
- IST
1 stop17h 15m
KLM
Mon 4/205:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 3/10![KLM logo]()
$669
This Air France deal was found by Cheapflights users on 3/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:02 pm
PDX
- IST
2 stops22h 18m
KLM
Wed 4/155:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 3/9![KLM logo]()
$673
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:05 pm
PDX
- IST
1 stop26h 15m
KLM
Thu 4/164:25 am
IST
- PDX
2 stops20h 28m
KLM
Deal found 3/10![KLM logo]()
$681
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/161:05 pm
PDX
- IST
1 stop17h 15m
KLM
Thu 4/306:00 am
IST
- PDX
2 stops21h 10m
KLM
Deal found 3/10![KLM logo]()
$689
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/181:05 pm
PDX
- IST
1 stop26h 15m
KLM
Sat 4/256:00 am
IST
- PDX
2 stops21h 01m
KLM
Deal found 3/9![KLM logo]()
$699
This KLM deal was found by Cheapflights users on 3/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
- IST
1 stop26h 15m
KLM
Tue 4/284:25 am
IST
- PDX
2 stops20h 28m
KLM
Deal found 3/10![KLM logo]()
$671
This Air France deal was found by Cheapflights users on 3/11. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:05 pm
PDX
- IST
1 stop26h 15m
Multiple Airlines
Mon 4/274:25 am
IST
- PDX
2 stops22h 25m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$680
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:05 pm
PDX
- IST
1 stop26h 15m
KLM
Thu 4/306:00 am
IST
- PDX
2 stops21h 10m
KLM
Deal found 3/9![KLM logo]()
$685
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 March 12, 2026.
Search for one-way flight options from Portland to Istanbul. Find affordable one-way fares based on user searches. Data last updated March 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/273:30 pm
PDX
- IST
3 stops42h 05m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/268:45 am
PDX
- IST
3 stops45h 05m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:45 am
PDX
- IST
3 stops45h 05m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:30 pm
PDX
- IST
3 stops39h 15m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$444
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:00 am
PDX
- IST
3 stops43h 50m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$461
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/81:05 pm
PDX
- IST
1 stop17h 15m
KLM
Deal found 3/9![KLM logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/263:45 pm
PDX
- IST
3 stops45h 35m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$496
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 March 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $669 (KLM) |
One-way from | $295 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $769 |
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 March 12, 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
Quickest round-trip
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sun 4/5
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Wed 4/15
6:00 am-11:10 am
1 stop15h 10m
$669
PortlandIstanbul
PDX - IST
PDXIST
Portland
Tue 4/14
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Wed 4/29
5:20 pm-11:10 am
1 stop27h 50m
$669
PortlandIstanbul
PDX - IST
PDXIST
Portland
Thu 4/23
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Thu 4/30
5:20 pm-11:10 am
1 stop27h 50m
$679
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sun 4/5
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Sun 4/26
5:20 pm-11:10 am
1 stop27h 50m
$729
PortlandIstanbul
PDX - IST
PDXIST
Portland
Tue 5/12
11:20 am-3:30 am
2 stops30h 10m
Istanbul
Thu 5/21
6:00 am-11:10 am
1 stop15h 10m
$778
PortlandIstanbul
PDX - IST
PDXIST
Portland
Thu 4/2
1:52 pm-12:40 am
2 stops24h 48m
Istanbul
Mon 4/6
8:15 pm-4:59 pm
2 stops30h 44m
$792
PortlandIstanbul
PDX - IST
PDXIST
Portland
Tue 4/14
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Sun 5/31
4:25 am-2:48 pm
2 stops20h 23m
$796
PortlandIstanbul
PDX - IST
PDXIST
Portland
Fri 5/1
10:42 am-1:20 am
2 stops28h 38m
Istanbul
Fri 5/8
6:00 am-11:10 am
1 stop15h 10m
$878
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sat 6/6
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Sun 6/21
5:20 pm-11:10 am
1 stop27h 50m
$952
Cheapest one-way
PortlandIstanbul
PDX - IST
PDXIST
Portland
Thu 8/20
3:30 pm-4:45 pm
3 stops39h 15m
$444
Showing 1-10 of 19 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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 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*2 stars |
- Most accurate provider: When it comes to deals on Portland-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Istanbul Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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?
Use this chart to determine the optimal time to book a round-trip flight from Portland to Istanbul. Price data was last updated on March 6, 2026.
The best time to book flights from Portland to Istanbul Airport is 55 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, December is the cheapest month in which you can book a flight from Portland to Istanbul Airport (average of $376). Flying from Portland to Istanbul Airport in July is currently the most expensive (average of $843). 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.
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 March 12, 2026.
Peruse reviews from past customers who have flown with Delta,KLM, andUnited Airlines 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
8.1
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
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Top 8 airlines flying from Portland to Istanbul
Discover the top 8 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 March 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$374 | Average$608 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$541 | Average$689 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$554 | Average$819 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$560 | Average$964 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$620 | Average$817 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$628 | Average$1,083 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$728 | Average$977 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$946 | Average$1,031 | FlexibilityNo cancel fee | On-time68% |