$318+ Cheap flights from Portland (PDX) to Istanbul
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IST
Sep 20 — Sep 271
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 August 21, 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 21, 2026.
This Mytrip deal was found by Cheapflights users on 8/17. 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.
Sat 11/72:45 pm -
2 stops17h 55m
Sun 11/158:40 am -
2 stops19h 20m
Deal found 8/17![Multiple Airlines logo]()
$685
This FlightHub deal was found by Cheapflights users on 8/18. 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 12/88:45 am -
2 stops31h 05m
Mon 12/144:30 am -
2 stops27h 03m
Deal found 8/18![Lufthansa logo]()
$804
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:46 am -
3 stops26h 59m
Tue 12/156:30 am -
2 stops29h 24m
Deal found 8/18![United Airlines logo]()
$829
This Air Canada deal was found by Cheapflights users on 8/17. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:10 pm -
2 stops44h 40m
Sat 12/56:30 am -
3 stops25h 16m
Deal found 8/17![Multiple Airlines logo]()
$854
This SmartFares deal was found by Cheapflights users on 8/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/129:59 pm -
2 stops37h 46m
Wed 12/237:05 pm -
2 stops38h 31m
Deal found 8/19![Multiple Airlines logo]()
$865
This British Airways deal was found by Cheapflights users on 8/17. 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 8/17![British Airways logo]()
$866
This KAYAK deal was found by Cheapflights users on 8/19. 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 12/157:30 am -
2 stops32h 20m
Mon 12/214:30 am -
2 stops31h 17m
Deal found 8/19![Lufthansa logo]()
$874
This FlightHub deal was found by Cheapflights users on 8/19. 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 11/18:50 am -
2 stops31h 00m
Mon 11/167:05 pm -
2 stops36h 57m
Deal found 8/19![Lufthansa logo]()
$875
This FlightHub deal was found by Cheapflights users on 8/17. 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 9/28:07 am -
2 stops36h 13m
Tue 9/298:05 pm -
2 stops34h 42m
Deal found 8/17![Qatar Airways logo]()
$881
This FlightHub deal was found by Cheapflights users on 8/17. 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 10/148:09 am -
2 stops36h 11m
Wed 10/288:10 pm -
2 stops35h 46m
Deal found 8/17![Qatar Airways logo]()
$883
This KLM deal was found by Cheapflights users on 8/17. 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 stop17h 10m
Fri 11/139:00 am -
2 stops22h 07m
Deal found 8/17![KLM logo]()
$948
This KLM deal was found by Cheapflights users on 8/20. 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 11/3011:31 am -
2 stops18h 59m
Sat 12/59:00 am -
2 stops24h 02m
Deal found 8/20![KLM logo]()
$953
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 21, 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 21, 2026.
This British Airways 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 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 8/21![British Airways logo]()
$867
This Expedia deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/210:15 am -
2 stops20h 15m
Wed 2/249:00 am -
2 stops22h 23m
Deal found 8/16![KLM logo]()
$947
This United Airlines deal was found by Cheapflights users on 8/16. 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 10/1412:45 pm -
3 stops22h 40m
Wed 10/215:40 am -
2 stops22h 51m
Deal found 8/16![United Airlines logo]()
$949
This Mytrip deal was found by Cheapflights users on 8/16. 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.
Mon 11/2310:00 am -
3 stops26h 40m
Sat 11/285:40 pm -
3 stops34h 20m
Deal found 8/16![Multiple Airlines logo]()
$1,236
This British Airways deal was found by Cheapflights users on 8/16. 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 2/15:45 pm -
1 stop37h 05m
Mon 2/228:25 am -
1 stop18h 25m
Deal found 8/16![British Airways logo]()
$871
This KLM deal was found by Cheapflights users on 8/20. 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 stop17h 10m
Fri 11/139:00 am -
2 stops22h 07m
Deal found 8/20![KLM logo]()
$948
This British Airways deal was found by Cheapflights users on 8/17. 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 8/17![British Airways logo]()
$949
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 stop18h 00m
Wed 9/168:50 am -
2 stops21h 12m
Deal found 8/21![KLM logo]()
$1,058
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 9/278:25 am -
2 stops27h 10m
Fri 10/97:50 am -
3 stops26h 44m
Deal found 8/20![United Airlines logo]()
$1,190
This Mytrip deal was found by Cheapflights users on 8/20. 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 9/2710:10 am -
2 stops21h 30m
Fri 10/98:30 am -
2 stops19h 25m
Deal found 8/20![Multiple Airlines logo]()
$1,255
This British Airways deal was found by Cheapflights users on 8/16. 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.
Fri 11/61:23 pm -
2 stops24h 12m
Sun 11/298:25 am -
1 stop18h 25m
Deal found 8/16![British Airways logo]()
$1,054
This KLM deal was found by Cheapflights users on 8/18. 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 10/141:05 pm -
1 stop21h 55m
Wed 10/218:50 am -
2 stops23h 06m
Deal found 8/18![KLM logo]()
$1,058
This Turkish Airlines deal was found by Cheapflights users on 8/20. 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 8/20![Multiple Airlines logo]()
$1,256
This KLM deal was found by Cheapflights users on 8/18. 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 9/177:10 am -
2 stops23h 10m
Thu 9/246:00 am -
1 stop15h 10m
Deal found 8/18![KLM logo]()
$1,059
This KLM deal was found by Cheapflights users on 8/18. 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 9/13:00 pm -
2 stops20h 00m
Wed 9/308:50 am -
2 stops21h 12m
Deal found 8/18![KLM logo]()
$1,063
This Mytrip deal was found by Cheapflights users on 8/16. 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 2/1610:00 am -
2 stops22h 15m
Tue 3/28:50 am -
2 stops19h 10m
Deal found 8/16![Multiple Airlines logo]()
$1,340
Last-minute flights from Portland to IstanbulDiscover last-minute flight deals from Portland to Istanbul. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Istanbul. Data last updated August 21, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 8/16. 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 8/2510:30 am -
2 stops39h 45m
Wed 12/238:10 pm -
2 stops30h 10m
Deal found 8/16![Qatar Airways logo]()
$915
This KAYAK deal was found by Cheapflights users on 8/16. 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 8/265:07 am -
2 stops39h 13m
Wed 12/238:10 pm -
2 stops30h 10m
Deal found 8/16![Qatar Airways logo]()
$912
This Justfly.com deal was found by Cheapflights users on 8/18. 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 9/19:30 am -
2 stops47h 05m
Wed 9/308:05 pm -
2 stops30h 45m
Deal found 8/18![Qatar Airways logo]()
$916
This FlightHub deal was found by Cheapflights users on 8/17. 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 9/28:07 am -
2 stops36h 13m
Tue 9/298:05 pm -
2 stops34h 42m
Deal found 8/17![Qatar Airways logo]()
$881
This FlightHub deal was found by Cheapflights users on 8/19. 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.
Sat 9/512:46 pm -
2 stops37h 09m
Thu 9/248:05 pm -
2 stops30h 45m
Deal found 8/19![Qatar Airways logo]()
$923
This oojo deal was found by Cheapflights users on 8/19. 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 9/61:59 pm -
2 stops30h 21m
Fri 9/251:45 pm -
2 stops37h 05m
Deal found 8/19![Multiple Airlines logo]()
$920
This FlightHub deal was found by Cheapflights users on 8/20. 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 9/1310:30 am -
2 stops33h 50m
Fri 9/188:05 pm -
2 stops30h 45m
Deal found 8/20![Qatar Airways logo]()
$913
This Justfly.com deal was found by Cheapflights users on 8/20. 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.
Sun 9/139:20 am -
2 stops35h 00m
Sun 9/208:05 pm -
2 stops35h 56m
Deal found 8/20![Qatar Airways logo]()
$921
This FlightHub deal was found by Cheapflights users on 8/17. 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 9/2211:48 am -
2 stops38h 07m
Mon 10/58:05 pm -
2 stops36h 57m
Deal found 8/17![Qatar Airways logo]()
$886
This FlightHub deal was found by Cheapflights users on 8/20. 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 9/241:59 pm -
2 stops35h 56m
Fri 10/98:05 pm -
2 stops35h 51m
Deal found 8/20![Qatar Airways logo]()
$905
This FlightHub deal was found by Cheapflights users on 8/16. 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 9/276:20 am -
2 stops38h 00m
Fri 10/98:05 pm -
2 stops36h 57m
Deal found 8/16![Qatar Airways logo]()
$883
This Mytrip deal was found by Cheapflights users on 8/20. 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.
Mon 9/283:30 pm -
2 stops19h 00m
Wed 10/149:30 am -
2 stops18h 25m
Deal found 8/20![Multiple Airlines logo]()
$1,005
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 21, 2026.
Search for one-way flight options from Portland to Istanbul. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/243:30 pm -
2 stops42h 30m
Deal found 8/19![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/243:30 pm -
3 stops50h 05m
Deal found 8/19![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 10/143:30 pm -
3 stops42h 35m
Deal found 8/18![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 10/143:30 pm -
3 stops45h 05m
Deal found 8/18![Multiple Airlines logo]()
$395
This Expedia deal was found by Cheapflights users on 8/17. 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.
Fri 11/272:34 pm -
2 stops25h 16m
Deal found 8/17![Lufthansa logo]()
$416
This Expedia deal was found by Cheapflights users on 8/17. 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.
Fri 11/275:45 pm -
1 stop19h 50m
Deal found 8/17![British Airways logo]()
$423
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/111:22 pm -
2 stops24h 13m
Deal found 8/18![American Airlines logo]()
$440
This Cheapflightsfares deal was found by Cheapflights users on 8/20. 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 8/20![British Airways logo]()
$469
This FlightHub deal was found by Cheapflights users on 8/17. 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 8/17![Lufthansa logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 11/274:06 pm -
3 stops30h 09m
Deal found 8/17![Multiple Airlines logo]()
$486
This Gotogate deal was found by Cheapflights users on 8/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:27 pm -
2 stops20h 58m
Deal found 8/16![Lufthansa logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 11/274:06 pm -
3 stops35h 14m
Deal found 8/17![Multiple Airlines logo]()
$509
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 (TR5). 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 21, 2026.
Round-trip from | $685 (Mytrip) |
|---|---|
One-way from | $318 (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 21, 2026.
Use the filters below to find and compare flights from Portland to Istanbul that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Mon 11/30
5:45 pm-1:55 pm
1 stop33h 10m
Istanbul
Sat 12/5
6:35 pm-3:50 pm
1 stop32h 15m
$867
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Mon 2/1
5:45 pm-5:50 pm
1 stop37h 05m
Istanbul
Mon 2/22
8:25 am-3:50 pm
1 stop18h 25m
$871
PortlandIstanbul
PDX Portland - SAW Istanbul Sabiha Gokcen
PDXSAW
Portland
Tue 2/2
10:15 am-5:30 pm
2 stops20h 15m
Istanbul Sabiha Gokcen
Wed 2/24
9:00 am-8:23 pm
2 stops22h 23m
$947
PortlandIstanbul
PDX Portland - SAW Istanbul Sabiha Gokcen
PDXSAW
Portland
Mon 11/9
1:20 pm-5:30 pm
1 stop17h 10m
Istanbul Sabiha Gokcen
Fri 11/13
9:00 am-8:07 pm
2 stops22h 07m
$948
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Wed 10/14
12:45 pm-9:25 pm
3 stops22h 40m
Istanbul
Wed 10/21
5:40 am-6:31 pm
2 stops22h 51m
$949
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
$949
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Fri 11/6
1:23 pm-12:35 am
2 stops24h 12m
Istanbul
Sun 11/29
8:25 am-3:50 pm
1 stop18h 25m
$1,054
PortlandIstanbul
PDX Portland - SAW Istanbul Sabiha Gokcen
PDXSAW
Portland
Sun 9/6
1:05 pm-5:05 pm
1 stop18h 00m
Istanbul Sabiha Gokcen
Wed 9/16
8:50 am-8:02 pm
2 stops21h 12m
$1,058
PortlandIstanbul
PDX Portland - SAW Istanbul Sabiha Gokcen
PDXSAW
Portland
Wed 10/14
1:05 pm-9:00 pm
1 stop21h 55m
Istanbul Sabiha Gokcen
Wed 10/21
8:50 am-9:56 pm
2 stops23h 06m
$1,058
PortlandIstanbul
PDX Portland - IST Istanbul
PDXIST
Portland
Thu 9/17
7:10 am-4:20 pm
2 stops23h 10m
Istanbul
Thu 9/24
6:00 am-11:10 am
1 stop15h 10m
$1,059
Showing 1-10 of 31 resultsSorted by cheapest first
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-TR5
PDX-IST
PDX-SAW
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
PDX-TR5
PDX-IST
PDX-SAW
What is the cheapest month to book a flight from Portland to Istanbul?
Currently, January is the cheapest month in which you can book a flight from Portland to Istanbul (average of $621). Flying from Portland to Istanbul 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?
Airfare is below average for this route at the moment.
Portland to Istanbul flights typically cost between $841 and $1,174 in November.The cheapest round-trip price found within the last 5 days was $685 on Multiple Airlines (Nov 7-Nov 15).
How far ahead should I book a flight from Portland to Istanbul?
Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Istanbul. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 21, 2026.
Get a feel of what it's like to fly with KLM,Delta, andQatar Airways from Portland to Istanbul by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.2
Overall
7.8
Crew
8.4
Comfort
7.7
Boarding
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Entertainment
7.2
Overall
7.8
Crew
8.4
Comfort
7.7
Boarding
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Entertainment
7.2
Overall
7.8
Crew
8.4
Comfort
7.7
Boarding
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Entertainment
7.2
Overall
7.8
Crew
8.4
Comfort
7.7
Boarding
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Entertainment
7.2
Overall
7.8
Crew
8.4
Comfort
7.7
Boarding
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Entertainment
7.2
Overall
7.8
Crew
8.4
Comfort
7.7
Boarding
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
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.
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
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.
Portland and Istanbul flights
Browse other Portland and Istanbul flight options. Last updated on August 21, 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 August 21, 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 7,457,451 searches. Data last updated August 21, 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$930 | 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% |