$322+ 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Jun 28 — Jul 51
Round-trip
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.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 May 29, 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 May 29, 2026.
This Delta deal was found by Cheapflights users on 5/27. 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 7/293:30 pm
PDX
- IST
2 stops26h 00m
Delta
Wed 8/126:00 am
IST
- PDX
2 stops25h 13m
Delta
Deal found 5/27![Delta logo]()
$713
This Delta deal was found by Cheapflights users on 5/27. 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.
Thu 7/163:30 pm
PDX
- IST
2 stops26h 00m
Delta
Tue 7/286:00 am
IST
- PDX
2 stops25h 13m
Delta
Deal found 5/27![Delta logo]()
$744
This Delta deal was found by Cheapflights users on 5/24. 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.
Tue 10/63:50 pm
PDX
- IST
2 stops25h 40m
Delta
Fri 10/164:25 am
IST
- PDX
2 stops22h 02m
Delta
Deal found 5/24![Delta logo]()
$748
This Delta deal was found by Cheapflights users on 5/24. 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.
Thu 7/303:30 pm
PDX
- IST
2 stops26h 00m
Delta
Wed 8/126:00 am
IST
- PDX
2 stops25h 13m
Delta
Deal found 5/24![Delta logo]()
$763
This Delta deal was found by Cheapflights users on 5/28. 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 9/611:55 am
PDX
- IST
2 stops29h 35m
Delta
Wed 9/166:00 am
IST
- PDX
1 stop15h 10m
Delta
Deal found 5/28![Delta logo]()
$769
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:25 pm
PDX
- IST
2 stops26h 05m
Delta
Mon 8/245:20 pm
IST
- PDX
1 stop27h 50m
Delta
Deal found 5/25![Delta logo]()
$799
This Delta deal was found by Cheapflights users on 5/24. 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.
Thu 9/2412:36 pm
PDX
- IST
2 stops28h 54m
Delta
Tue 10/136:00 am
IST
- PDX
2 stops27h 51m
Delta
Deal found 5/24![Delta logo]()
$808
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:55 am
PDX
- IST
2 stops29h 35m
Delta
Thu 10/86:00 am
IST
- PDX
1 stop15h 10m
Delta
Deal found 5/25![Delta logo]()
$819
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2012:23 pm
PDX
- IST
2 stops29h 07m
Delta
Sun 8/236:00 am
IST
- PDX
2 stops24h 04m
Delta
Deal found 5/25![Delta logo]()
$828
This Delta deal was found by Cheapflights users on 5/26. 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.
Sat 8/229:29 am
PDX
- IST
2 stops32h 01m
Delta
Fri 9/46:00 am
IST
- PDX
1 stop15h 10m
Delta
Deal found 5/26![Delta logo]()
$831
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 May 29, 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 May 29, 2026.
This Delta deal was found by Cheapflights users on 5/27. 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 10/61:38 pm
PDX
- IST
2 stops27h 52m
Delta
Tue 11/37:15 am
IST
- PDX
2 stops27h 36m
Delta
Deal found 5/27![Delta logo]()
$778
This British Airways deal was found by Cheapflights users on 5/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:30 pm
PDX
- IST
1 stop19h 10m
British Airways
Sun 8/233:40 pm
IST
- PDX
1 stop36h 00m
British Airways
Deal found 5/25![British Airways logo]()
$1,112
This Scandinavian Airlines deal was found by Cheapflights users on 5/24. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:38 pm
PDX
- IST
2 stops28h 02m
Scandinavian Airlines
Wed 9/164:30 am
IST
- PDX
3 stops27h 05m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$1,158
This KLM deal was found by Cheapflights users on 5/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/201:05 pm
PDX
- IST
1 stop26h 15m
KLM
Fri 7/246:00 am
IST
- PDX
1 stop15h 10m
KLM
Deal found 5/25![KLM logo]()
$1,195
This Delta deal was found by Cheapflights users on 5/24. 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.
Mon 8/171:05 pm
PDX
- IST
1 stop17h 15m
Delta
Thu 10/16:00 am
IST
- PDX
1 stop15h 10m
Delta
Deal found 5/24![Delta logo]()
$894
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:05 pm
PDX
- IST
1 stop26h 15m
Delta
Wed 9/305:20 pm
IST
- PDX
1 stop27h 50m
Delta
Deal found 5/25![Delta logo]()
$994
This Delta deal was found by Cheapflights users on 5/28. 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 7/81:05 pm
PDX
- IST
1 stop26h 15m
Delta
Wed 7/155:20 pm
IST
- PDX
1 stop27h 50m
Delta
Deal found 5/28![Delta logo]()
$1,004
This British Airways deal was found by Cheapflights users on 5/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:30 pm
PDX
- IST
1 stop30h 25m
British Airways
Fri 8/218:10 am
IST
- PDX
2 stops25h 46m
British Airways
Deal found 5/25![British Airways logo]()
$1,232
This KLM deal was found by Cheapflights users on 5/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/211:05 pm
PDX
- IST
1 stop26h 15m
KLM
Sun 6/285:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 5/25![KLM logo]()
$1,294
This British Airways deal was found by Cheapflights users on 5/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:30 pm
PDX
- IST
1 stop18h 55m
British Airways
Wed 8/197:25 pm
IST
- PDX
2 stops32h 31m
British Airways
Deal found 5/25![British Airways logo]()
$1,232
This Delta deal was found by Cheapflights users on 5/27. 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.
Thu 7/1612:23 pm
PDX
- IST
2 stops29h 07m
Delta
Sat 8/156:00 am
IST
- PDX
2 stops22h 49m
Delta
Deal found 5/27![Delta logo]()
$1,203
This Delta deal was found by Cheapflights users on 5/24. 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.
Thu 7/231:05 pm
PDX
- IST
1 stop26h 15m
Delta
Sun 7/265:20 pm
IST
- PDX
1 stop27h 50m
Delta
Deal found 5/24![Delta logo]()
$1,274
Last-minute flights from Portland to IstanbulDiscover last-minute flight deals from Portland to Istanbul. Data last updated May 29, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Istanbul. Data last updated May 29, 2026 and is based on user searches.
This Qatar Airways deal was found by Cheapflights users on 5/24. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/208:19 am
PDX
- IST
2 stops48h 16m
Qatar Airways
Thu 6/258:05 pm
IST
- PDX
2 stops37h 25m
Qatar Airways
Deal found 5/24![Qatar Airways logo]()
$1,126
This Qatar Airways deal was found by Cheapflights users on 5/24. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/205:00 am
PDX
- IST
2 stops51h 35m
Qatar Airways
Sat 6/278:05 pm
IST
- PDX
2 stops37h 25m
Qatar Airways
Deal found 5/24![Qatar Airways logo]()
$1,166
This Air France deal was found by Cheapflights users on 5/27. 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.
Sun 6/211:05 pm
PDX
- IST
1 stop26h 15m
Multiple Airlines
Fri 6/264:25 am
IST
- PDX
2 stops21h 54m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$1,117
This Qatar Airways deal was found by Cheapflights users on 5/24. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/216:19 am
PDX
- IST
2 stops50h 16m
Qatar Airways
Wed 6/248:05 pm
IST
- PDX
2 stops37h 25m
Qatar Airways
Deal found 5/24![Qatar Airways logo]()
$1,146
This KLM deal was found by Cheapflights users on 5/27. 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 6/211:05 pm
PDX
- IST
1 stop26h 15m
KLM
Fri 6/265:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 5/27![KLM logo]()
$1,148
This Qatar Airways deal was found by Cheapflights users on 5/24. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/216:19 am
PDX
- IST
2 stops50h 16m
Qatar Airways
Tue 6/3011:40 am
IST
- PDX
2 stops39h 15m
Qatar Airways
Deal found 5/24![Qatar Airways logo]()
$1,149
This FlightHub deal was found by Cheapflights users on 5/27. 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 6/218:19 am
PDX
- IST
2 stops48h 16m
Qatar Airways
Fri 6/268:05 pm
IST
- PDX
2 stops37h 54m
Qatar Airways
Deal found 5/27![Qatar Airways logo]()
$1,152
This Qatar Airways deal was found by Cheapflights users on 5/24. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/215:00 am
PDX
- IST
2 stops51h 35m
Qatar Airways
Sat 6/278:05 pm
IST
- PDX
2 stops37h 25m
Qatar Airways
Deal found 5/24![Qatar Airways logo]()
$1,186
This KLM deal was found by Cheapflights users on 5/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/281:05 pm
PDX
- IST
1 stop26h 15m
KLM
Tue 7/216:00 am
IST
- PDX
1 stop15h 10m
KLM
Deal found 5/25![KLM logo]()
$1,195
This KLM deal was found by Cheapflights users on 5/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/291:05 pm
PDX
- IST
1 stop26h 15m
KLM
Wed 8/195:20 pm
IST
- PDX
1 stop27h 50m
KLM
Deal found 5/25![KLM logo]()
$1,162
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/291:05 pm
PDX
- IST
1 stop26h 15m
Delta
Wed 8/194:25 am
IST
- PDX
2 stops26h 48m
Delta
Deal found 5/25![Delta logo]()
$1,189
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 May 29, 2026.
Search for one-way flight options from Portland to Istanbul. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 10/123:30 pm
PDX
- IST
2 stops26h 10m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:30 pm
PDX
- IST
3 stops42h 00m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/173:30 pm
PDX
- IST
3 stops31h 15m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 5/28. 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 9/203:21 pm
PDX
- IST
2 stops26h 09m
Delta
Deal found 5/28![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 5/26. 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 10/183:50 pm
PDX
- IST
2 stops25h 40m
Delta
Deal found 5/26![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 5/28. 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 10/173:50 pm
PDX
- IST
2 stops25h 40m
Delta
Deal found 5/28![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 5/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:13 am
PDX
- IST
2 stops28h 12m
United Airlines
Deal found 5/26![United Airlines logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:29 pm
PDX
- IST
3 stops49h 16m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$486
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 May 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $713 (Delta) |
One-way from | $322 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $1,011 |
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 May 29, 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 - IST
PDXIST
Portland
Tue 10/6
1:38 pm-3:30 am
2 stops27h 52m
Istanbul
Tue 11/3
7:15 am-11:51 pm
2 stops27h 36m
$778
Quickest round-trip
PortlandIstanbul
PDX - IST
PDXIST
Portland
Mon 8/17
1:05 pm-4:20 pm
1 stop17h 15m
Istanbul
Thu 10/1
6:00 am-11:10 am
1 stop15h 10m
$894
PortlandIstanbul
PDX - IST
PDXIST
Portland
Tue 9/1
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Wed 9/30
5:20 pm-11:10 am
1 stop27h 50m
$994
PortlandIstanbul
PDX - IST
PDXIST
Portland
Wed 7/8
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Wed 7/15
5:20 pm-11:10 am
1 stop27h 50m
$1,004
PortlandIstanbul
PDX - IST
PDXIST
Portland
Thu 7/16
7:30 pm-12:40 am
1 stop19h 10m
Istanbul
Sun 8/23
3:40 pm-5:40 pm
1 stop36h 00m
$1,112
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sun 9/6
1:38 pm-3:40 am
2 stops28h 02m
Istanbul
Wed 9/16
4:30 am-9:35 pm
3 stops27h 05m
$1,158
PortlandIstanbul
PDX - IST
PDXIST
Portland
Mon 7/20
1:05 pm-1:20 am
1 stop26h 15m
Istanbul
Fri 7/24
6:00 am-11:10 am
1 stop15h 10m
$1,195
PortlandIstanbul
PDX - IST
PDXIST
Portland
Thu 7/16
12:23 pm-3:30 am
2 stops29h 07m
Istanbul
Sat 8/15
6:00 am-6:49 pm
2 stops22h 49m
$1,203
PortlandIstanbul
PDX - IST
PDXIST
Portland
Wed 7/22
7:30 pm-11:55 am
1 stop30h 25m
Istanbul
Fri 8/21
8:10 am-11:56 pm
2 stops25h 46m
$1,232
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sun 7/19
7:30 pm-12:25 am
1 stop18h 55m
Istanbul
Wed 8/19
7:25 pm-5:56 pm
2 stops32h 31m
$1,232
Showing 1-10 of 18 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 May.
| 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 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 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?
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 $1,322). 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?
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 May 29, 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
7.8
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Istanbul Airport?
Book flights to Istanbul Airport if you plan to visit one of these locationsYalova
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
Complete your trip
Flights by cabin class
Istanbul flight routes
Other flight options
Other flights from Portland
Popular flights
Alternative routes for Portland to Istanbul
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Istanbul by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Istanbul by cabin class
Find flights from Portland to Istanbul, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Istanbul
Explore flights to Istanbul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 29, 2026.
Portland and Istanbul flights
Browse other Portland and Istanbul flight options. Last updated on May 29, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on May 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 May 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$374 | Average$448 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$541 | Average$683 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$545 | Average$728 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$560 | Average$723 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$620 | Average$852 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$628 | Average$1,085 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$652 | Average$924 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$764 | Average$990 | FlexibilityNo cancel fee | On-time68% |