$421+ 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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Aug 10 — Aug 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
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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 July 11, 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 July 11, 2026.
This oojo deal was found by Cheapflights users on 7/10. 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 10/145:06 am
PDX
- IST
2 stops39h 14m
Qatar Airways
Wed 10/218:05 pm
IST
- PDX
2 stops30h 55m
Qatar Airways
Deal found 7/10![Qatar Airways logo]()
$862
This oojo deal was found by Cheapflights users on 7/9. 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.
Mon 8/179:19 am
PDX
- IST
2 stops40h 36m
Qatar Airways
Thu 10/18:05 pm
IST
- PDX
2 stops30h 45m
Qatar Airways
Deal found 7/9![Qatar Airways logo]()
$865
This oojo deal was found by Cheapflights users on 7/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:48 am
PDX
- IST
2 stops44h 47m
Qatar Airways
Wed 9/308:05 pm
IST
- PDX
2 stops30h 45m
Qatar Airways
Deal found 7/7![Qatar Airways logo]()
$866
This oojo deal was found by Cheapflights users on 7/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:05 am
PDX
- IST
2 stops43h 15m
Qatar Airways
Fri 11/138:10 pm
IST
- PDX
2 stops30h 15m
Qatar Airways
Deal found 7/7![Qatar Airways logo]()
$867
This oojo deal was found by Cheapflights users on 7/8. 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.
Wed 8/267:09 am
PDX
- IST
2 stops37h 11m
Qatar Airways
Wed 9/98:05 pm
IST
- PDX
2 stops32h 33m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$869
This oojo deal was found by Cheapflights users on 7/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:48 am
PDX
- IST
2 stops32h 32m
Qatar Airways
Wed 9/168:05 pm
IST
- PDX
2 stops30h 45m
Qatar Airways
Deal found 7/6![Qatar Airways logo]()
$871
This oojo deal was found by Cheapflights users on 7/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:48 am
PDX
- IST
2 stops38h 07m
Qatar Airways
Wed 10/78:05 pm
IST
- PDX
2 stops30h 55m
Qatar Airways
Deal found 7/6![Qatar Airways logo]()
$874
This FlightHub deal was found by Cheapflights users on 7/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:14 am
PDX
- IST
2 stops36h 06m
Qatar Airways
Mon 9/218:05 pm
IST
- PDX
2 stops35h 56m
Qatar Airways
Deal found 7/7![Qatar Airways logo]()
$876
This FlightHub deal was found by Cheapflights users on 7/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:20 am
PDX
- IST
2 stops40h 55m
Qatar Airways
Mon 9/218:05 pm
IST
- PDX
2 stops35h 56m
Qatar Airways
Deal found 7/7![Qatar Airways logo]()
$879
This FlightHub deal was found by Cheapflights users on 7/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:59 pm
PDX
- IST
2 stops42h 36m
Qatar Airways
Mon 10/58:05 pm
IST
- PDX
2 stops30h 55m
Qatar Airways
Deal found 7/10![Qatar Airways logo]()
$881
This FlightHub deal was found by Cheapflights users on 7/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:48 am
PDX
- IST
2 stops38h 27m
Qatar Airways
Fri 9/188:05 pm
IST
- PDX
2 stops30h 45m
Qatar Airways
Deal found 7/7![Qatar Airways logo]()
$882
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 July 11, 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 July 11, 2026.
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:02 pm
PDX
- IST
2 stops27h 58m
United Airlines
Fri 9/41:55 pm
IST
- PDX
2 stops29h 34m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,015
This KLM deal was found by Cheapflights users on 7/6. 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.
Fri 10/161:05 pm
PDX
- IST
1 stop17h 15m
KLM
Fri 10/236:00 am
IST
- PDX
1 stop15h 10m
KLM
Deal found 7/6![KLM logo]()
$1,020
This KLM deal was found by Cheapflights users on 7/6. 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.
Fri 10/161:05 pm
PDX
- IST
1 stop17h 15m
Multiple Airlines
Fri 10/234:25 am
IST
- PDX
2 stops21h 45m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,022
This British Airways deal was found by Cheapflights users on 7/8. 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.
Sun 9/67:30 pm
PDX
- IST
1 stop18h 55m
British Airways
Wed 9/168:15 am
IST
- PDX
2 stops25h 13m
British Airways
Deal found 7/8![British Airways logo]()
$1,054
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:25 pm
PDX
- IST
2 stops26h 05m
Delta
Thu 8/275:20 pm
IST
- PDX
1 stop27h 50m
Delta
Deal found 7/10![Delta logo]()
$1,187
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:27 pm
PDX
- IST
2 stops20h 48m
United Airlines
Mon 10/55:50 am
IST
- PDX
3 stops27h 07m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,076
This KLM deal was found by Cheapflights users on 7/10. 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.
Sat 8/2211:22 am
PDX
- IST
2 stops18h 58m
KLM
Fri 9/46:00 am
IST
- PDX
1 stop15h 10m
KLM
Deal found 7/10![KLM logo]()
$1,165
This British Airways deal was found by Cheapflights users on 7/10. 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.
Sun 11/155:45 pm
PDX
- IST
1 stop20h 05m
British Airways
Thu 11/196:40 pm
IST
- PDX
1 stop32h 10m
British Airways
Deal found 7/10![British Airways logo]()
$1,206
This United Airlines deal was found by Cheapflights users on 7/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:53 am
PDX
- IST
2 stops24h 22m
United Airlines
Sat 9/195:50 am
IST
- PDX
3 stops26h 55m
United Airlines
Deal found 7/6![United Airlines logo]()
$1,115
This Turkish Airlines deal was found by Cheapflights users on 7/6. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:20 am
PDX
- IST
1 stop18h 10m
Multiple Airlines
Sat 9/198:00 am
IST
- PDX
1 stop18h 36m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,255
This British Airways deal was found by Cheapflights users on 7/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:45 pm
PDX
- IST
1 stop33h 00m
British Airways
Sat 12/52:55 pm
IST
- PDX
1 stop35h 55m
British Airways
Deal found 7/11![British Airways logo]()
$1,245
Last-minute flights from Portland to IstanbulDiscover last-minute flight deals from Portland to Istanbul. Data last updated July 11, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Istanbul. Data last updated July 11, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 7/9. 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.
Mon 8/179:19 am
PDX
- IST
2 stops40h 36m
Qatar Airways
Thu 10/18:05 pm
IST
- PDX
2 stops30h 45m
Qatar Airways
Deal found 7/9![Qatar Airways logo]()
$865
This Qatar Airways deal was found by Cheapflights users on 7/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:48 am
PDX
- IST
2 stops32h 32m
Qatar Airways
Fri 9/118:05 pm
IST
- PDX
2 stops33h 45m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$956
This oojo deal was found by Cheapflights users on 7/10. 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.
Mon 8/241:59 pm
PDX
- IST
2 stops35h 56m
Qatar Airways
Mon 8/318:05 pm
IST
- PDX
2 stops30h 44m
Qatar Airways
Deal found 7/10![Qatar Airways logo]()
$945
This Qatar Airways deal was found by Cheapflights users on 7/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:48 am
PDX
- IST
2 stops38h 07m
Qatar Airways
Tue 9/88:05 pm
IST
- PDX
2 stops30h 45m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$959
This FlightHub deal was found by Cheapflights users on 7/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:59 pm
PDX
- IST
2 stops36h 16m
Qatar Airways
Wed 9/98:05 pm
IST
- PDX
2 stops32h 33m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$910
This Mytrip deal was found by Cheapflights users on 7/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:30 pm
PDX
- IST
2 stops17h 45m
Multiple Airlines
Mon 8/314:00 pm
IST
- PDX
2 stops29h 45m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$926
This oojo deal was found by Cheapflights users on 7/8. 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.
Tue 8/2511:48 am
PDX
- IST
2 stops38h 27m
Qatar Airways
Wed 9/28:05 pm
IST
- PDX
2 stops32h 32m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$927
This oojo deal was found by Cheapflights users on 7/8. 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.
Wed 8/267:09 am
PDX
- IST
2 stops37h 11m
Qatar Airways
Wed 9/98:05 pm
IST
- PDX
2 stops32h 33m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$869
This FlightHub deal was found by Cheapflights users on 7/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:30 am
PDX
- IST
2 stops34h 50m
Qatar Airways
Tue 9/298:05 pm
IST
- PDX
2 stops32h 33m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$908
This FlightHub deal was found by Cheapflights users on 7/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:48 am
PDX
- IST
2 stops32h 32m
Qatar Airways
Tue 9/298:05 pm
IST
- PDX
2 stops30h 45m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$919
This oojo deal was found by Cheapflights users on 7/8. 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.
Sat 8/296:20 am
PDX
- IST
2 stops43h 55m
Qatar Airways
Sun 9/61:45 pm
IST
- PDX
2 stops37h 04m
Qatar Airways
Deal found 7/8![Qatar Airways logo]()
$948
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 July 11, 2026.
Search for one-way flight options from Portland to Istanbul. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
This Mytrip deal was found by Cheapflights users on 7/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2910:00 am
PDX
- IST
3 stops25h 00m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Fri 7/317:05 pm
PDX
- IST
3 stops51h 40m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Sat 8/153:30 pm
PDX
- IST
3 stops31h 15m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 9/143:30 pm
PDX
- IST
3 stops35h 40m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$463
This Expedia deal was found by Cheapflights users on 7/6. 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.
Mon 9/1412:45 pm
PDX
- IST
2 stops27h 20m
Lufthansa
Deal found 7/6![Lufthansa logo]()
$472
This Justfly.com deal was found by Cheapflights users on 7/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:17 am
PDX
- IST
2 stops18h 43m
Lufthansa
Deal found 7/11![Lufthansa logo]()
$480
This FlightHub deal was found by Cheapflights users on 7/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2011:15 am
PDX
- IST
2 stops24h 20m
Lufthansa
Deal found 7/9![Lufthansa logo]()
$481
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:25 am
PDX
- IST
2 stops26h 50m
United Airlines
Deal found 7/8![United Airlines logo]()
$482
This oojo deal was found by Cheapflights users on 7/9. 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.
Thu 8/276:20 am
PDX
- IST
2 stops50h 15m
Qatar Airways
Deal found 7/9![Qatar Airways logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 7/303:35 pm
PDX
- IST
2 stops45h 40m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$498
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 July 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $862 (oojo) |
One-way from | $421 (Mytrip) |
Popular in | June |
Cheapest in | January |
Average price | $1,069 |
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 July 11, 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
Sat 8/22
11:02 pm-1:00 pm
2 stops27h 58m
Istanbul
Fri 9/4
1:55 pm-9:29 am
2 stops29h 34m
$1,015
Quickest round-trip
PortlandIstanbul
PDX - IST
PDXIST
Portland
Fri 10/16
1:05 pm-4:20 pm
1 stop17h 15m
Istanbul
Fri 10/23
6:00 am-11:10 am
1 stop15h 10m
$1,020
PortlandIstanbul
PDX - IST
PDXIST
Portland
Fri 10/16
1:05 pm-4:20 pm
1 stop17h 15m
Istanbul
Fri 10/23
4:25 am-4:10 pm
2 stops21h 45m
$1,022
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sun 9/6
7:30 pm-12:25 am
1 stop18h 55m
Istanbul
Wed 9/16
8:15 am-11:28 pm
2 stops25h 13m
$1,054
PortlandIstanbul
PDX - IST
PDXIST
Portland
Tue 9/22
2:27 pm-9:15 pm
2 stops20h 48m
Istanbul
Mon 10/5
5:50 am-10:57 pm
3 stops27h 07m
$1,076
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sat 9/12
10:53 am-9:15 pm
2 stops24h 22m
Istanbul
Sat 9/19
5:50 am-10:45 pm
3 stops26h 55m
$1,115
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sat 8/22
11:22 am-4:20 pm
2 stops18h 58m
Istanbul
Fri 9/4
6:00 am-11:10 am
1 stop15h 10m
$1,165
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sun 8/16
3:25 pm-3:30 am
2 stops26h 05m
Istanbul
Thu 8/27
5:20 pm-11:10 am
1 stop27h 50m
$1,187
PortlandIstanbul
PDX - IST
PDXIST
Portland
Sun 11/15
5:45 pm-12:50 am
1 stop20h 05m
Istanbul
Thu 11/19
6:40 pm-3:50 pm
1 stop32h 10m
$1,206
PortlandIstanbul
PDX - IST
PDXIST
Portland
Mon 11/30
5:45 pm-1:45 pm
1 stop33h 00m
Istanbul
Sat 12/5
2:55 pm-3:50 pm
1 stop35h 55m
$1,245
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 July.
| 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 $1,318). 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?
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 July 11, 2026.
Peruse reviews from past customers who have flown with KLM,Delta, 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.
Comfort
7.7
Food
7.3
Entertainment
7.2
Overall
7.8
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Food
7.3
Entertainment
7.2
Overall
7.8
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Food
7.3
Entertainment
7.2
Overall
7.8
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Food
7.3
Entertainment
7.2
Overall
7.8
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Food
7.3
Entertainment
7.2
Overall
7.8
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Food
7.3
Entertainment
7.2
Overall
7.8
Boarding
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
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
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Alternative routes for Portland to Istanbul
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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 July 11, 2026.
Portland and Istanbul flights
Browse other Portland and Istanbul flight options. Last updated on July 11, 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 July 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 2,558,603 searches. Data last updated July 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$374 | Average$448 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$541 | Average$689 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$545 | Average$728 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$620 | Average$876 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$628 | Average$1,085 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$652 | Average$977 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$699 | Average$867 | FlexibilityNo cancel fee | On-time68% |