$296+ Cheap flights from Oregon to Portugal
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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIS
Sep 12 — Sep 191
Round-trip
1 adult, Economy
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Find cheap flights from Oregon to Portugal 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 Oregon to PortugalExplore the most affordable flight options available from Oregon to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
Explore the most affordable flight options available from Oregon to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
This Expedia deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:59 pm -
2 stops25h 51m
Wed 11/185:00 am -
2 stops21h 12m
Deal found 8/12![Lufthansa logo]()
$722
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/65:00 am -
2 stops20h 30m
Tue 12/86:00 am -
2 stops25h 20m
Deal found 8/11![United Airlines logo]()
$722
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:25 pm -
2 stops31h 15m
Thu 11/2610:55 am -
2 stops42h 34m
Deal found 8/12![United Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:00 am -
3 stops21h 20m
Wed 11/1811:20 am -
3 stops34h 05m
Deal found 8/12![United Airlines logo]()
$727
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/85:30 am -
2 stops18h 40m
Thu 12/1010:55 am -
2 stops43h 59m
Deal found 8/12![United Airlines logo]()
$727
This Expedia deal was found by Cheapflights users on 8/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:40 pm -
2 stops35h 35m
Wed 11/181:45 pm -
2 stops36h 46m
Deal found 8/11![Multiple Airlines logo]()
$730
This Air France deal was found by Cheapflights users on 8/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/112:35 pm -
2 stops18h 35m
Tue 12/85:00 am -
2 stops20h 01m
Deal found 8/10![Multiple Airlines logo]()
$731
This KLM deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:05 am -
1 stop18h 00m
Wed 11/185:00 am -
1 stop14h 20m
Deal found 8/11![KLM logo]()
$733
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:05 am -
2 stops19h 30m
Wed 11/185:00 am -
1 stop14h 20m
Deal found 8/11![Delta logo]()
$737
This Air France deal was found by Cheapflights users on 8/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:15 am -
2 stops20h 45m
Fri 11/205:30 am -
2 stops19h 28m
Deal found 8/10![Air France logo]()
$738
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:41 pm -
2 stops54h 19m
Thu 11/2611:30 am -
2 stops39h 14m
Deal found 8/12![Delta logo]()
$742
This Justfly.com deal was found by Cheapflights users on 8/11. 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 11/2410:00 am -
2 stops17h 45m
Wed 12/212:05 pm -
2 stops40h 28m
Deal found 8/11![Multiple Airlines logo]()
$748
Best flights from Oregon to PortugalDiscover carefully curated flight deals from Oregon to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
Discover carefully curated flight deals from Oregon to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/111:00 pm -
2 stops39h 50m
Thu 1/146:00 am -
2 stops23h 38m
Deal found 8/10![Lufthansa logo]()
$709
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/65:00 am -
2 stops20h 30m
Tue 12/86:00 am -
2 stops25h 20m
Deal found 8/12![United Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 8/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:03 am -
2 stops31h 57m
Wed 11/185:00 am -
2 stops26h 54m
Deal found 8/8![Delta logo]()
$773
This KLM deal was found by Cheapflights users on 8/10. 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.
Tue 9/221:44 pm -
2 stops21h 01m
Mon 10/193:35 pm -
2 stops35h 15m
Deal found 8/10![KLM logo]()
$824
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/35:30 am -
2 stops19h 50m
Wed 2/1711:20 am -
3 stops32h 31m
Deal found 8/12![Multiple Airlines logo]()
$872
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 9/2811:48 am -
2 stops18h 57m
Tue 10/1311:30 am -
2 stops31h 35m
Deal found 8/13![American Airlines logo]()
$930
This British Airways deal was found by Cheapflights users on 8/10. 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.
Wed 9/237:25 am -
2 stops20h 40m
Tue 10/2011:30 am -
1 stop14h 10m
Deal found 8/10![British Airways logo]()
$976
This Expedia deal was found by Cheapflights users on 8/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:02 am -
2 stops27h 13m
Wed 9/167:05 pm -
2 stops32h 06m
Deal found 8/11![SWISS logo]()
$1,046
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/35:30 am -
2 stops19h 50m
Wed 2/1711:20 am -
2 stops43h 34m
Deal found 8/9![United Airlines logo]()
$725
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:30 pm -
2 stops23h 00m
Wed 11/185:00 am -
2 stops21h 12m
Deal found 8/12![Lufthansa logo]()
$770
This Delta deal was found by Cheapflights users on 8/10. 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.
Tue 10/136:05 am -
2 stops24h 50m
Fri 10/235:00 am -
2 stops26h 59m
Deal found 8/10![Delta logo]()
$790
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/85:30 am -
2 stops18h 40m
Thu 12/1010:55 am -
2 stops43h 59m
Deal found 8/12![United Airlines logo]()
$727
This KLM deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:05 pm -
1 stop17h 30m
Fri 10/305:00 am -
1 stop14h 20m
Deal found 8/12![KLM logo]()
$830
This oojo deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:30 pm -
2 stops23h 25m
Wed 11/181:45 pm -
2 stops39h 44m
Deal found 8/12![Lufthansa logo]()
$772
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:05 pm -
1 stop17h 30m
Sat 10/3111:30 am -
1 stop31h 50m
Deal found 8/9![Delta logo]()
$800
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/115:00 am -
3 stops26h 20m
Thu 1/146:00 am -
2 stops23h 38m
Deal found 8/10![United Airlines logo]()
$737
This United deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1210:58 am -
1 stop14h 47m
Mon 10/196:00 am -
2 stops35h 31m
Deal found 8/12![Multiple Airlines logo]()
$912
This Ovago deal was found by Cheapflights users on 8/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2310:59 pm -
2 stops36h 36m
Sat 2/137:25 pm -
2 stops31h 16m
Deal found 8/8![TAP AIR PORTUGAL logo]()
$1,879
This KLM deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:05 pm -
1 stop13h 50m
Fri 10/95:00 am -
1 stop14h 10m
Deal found 8/8![KLM logo]()
$870
This Delta deal was found by Cheapflights users on 8/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am -
2 stops21h 15m
Wed 9/305:00 am -
1 stop14h 10m
Deal found 8/8![Delta logo]()
$810
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/75:00 am -
2 stops19h 10m
Tue 2/95:00 am -
3 stops40h 08m
Deal found 8/10![United Airlines logo]()
$741
This FlightHub deal was found by Cheapflights users on 8/10. 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.
Wed 9/238:25 am -
2 stops18h 55m
Tue 10/207:05 pm -
2 stops32h 01m
Deal found 8/10![Multiple Airlines logo]()
$924
This British Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:25 am -
2 stops23h 20m
Tue 10/1311:30 am -
1 stop14h 10m
Deal found 8/12![British Airways logo]()
$1,042
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:00 am -
1 stop17h 00m
Thu 11/1910:00 am -
1 stop19h 57m
Deal found 8/9![Delta logo]()
$816
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/77:00 am -
2 stops18h 10m
Tue 2/910:15 am -
2 stops30h 28m
Deal found 8/12![United Airlines logo]()
$742
This Expedia deal was found by Cheapflights users on 8/13. 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 9/281:05 pm -
1 stop20h 20m
Tue 10/1310:00 am -
1 stop33h 10m
Deal found 8/13![KLM logo]()
$920
This United deal was found by Cheapflights users on 8/13. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:30 pm -
2 stops30h 20m
Tue 10/137:05 pm -
2 stops32h 01m
Deal found 8/13![Multiple Airlines logo]()
$925
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:20 am -
2 stops20h 10m
Thu 4/15:00 am -
1 stop14h 10m
Deal found 8/11![Delta logo]()
$832
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Thu 11/125:00 am -
3 stops19h 10m
Wed 11/1811:20 am -
2 stops42h 09m
Deal found 8/8![United Airlines logo]()
$777
This Air Canada deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/117:00 am -
3 stops19h 20m
Fri 1/1511:20 am -
2 stops29h 23m
Deal found 8/9![Multiple Airlines logo]()
$968
Last-minute flights from Oregon to PortugalDiscover last-minute flight deals from Oregon to Portugal. Data last updated August 13, 2026 and is based on user searches.
Discover last-minute flight deals from Oregon to Portugal. Data last updated August 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Mon 9/2111:02 pm -
2 stops27h 28m
Wed 9/3011:25 am -
2 stops38h 21m
Deal found 8/8![United Airlines logo]()
$811
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:10 am -
2 stops40h 50m
Tue 10/66:25 pm -
2 stops32h 41m
Deal found 8/11![Multiple Airlines logo]()
$798
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/271:05 pm -
1 stop13h 50m
Tue 10/65:00 am -
1 stop14h 10m
Deal found 8/12![Delta logo]()
$810
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:10 am -
1 stop16h 50m
Mon 10/1211:55 am -
1 stop31h 15m
Deal found 8/12![Delta logo]()
$801
This Flysmarter deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:15 am -
2 stops24h 20m
Wed 10/145:00 am -
2 stops26h 06m
Deal found 8/12![KLM logo]()
$805
This Delta deal was found by Cheapflights users on 8/10. 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.
Mon 9/287:10 am -
1 stop16h 50m
Tue 10/65:00 am -
1 stop14h 10m
Deal found 8/10![Delta logo]()
$806
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:00 am -
2 stops20h 20m
Tue 11/2412:50 pm -
2 stops31h 07m
Deal found 8/12![United Airlines logo]()
$780
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:00 am -
2 stops20h 20m
Wed 11/2511:20 am -
2 stops34h 08m
Deal found 8/12![United Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:00 am -
2 stops20h 20m
Fri 11/205:00 am -
2 stops25h 45m
Deal found 8/12![United Airlines logo]()
$787
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:32 pm -
2 stops38h 23m
Tue 11/1711:30 am -
2 stops44h 24m
Deal found 8/12![Delta logo]()
$794
This KAYAK deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:59 pm -
2 stops22h 46m
Fri 11/205:00 am -
2 stops21h 18m
Deal found 8/12![Lufthansa logo]()
$796
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:32 pm -
2 stops22h 13m
Fri 11/205:30 am -
2 stops26h 29m
Deal found 8/11![Delta logo]()
$802
One-way flights from Oregon to PortugalSearch for one-way flight options from Oregon to Portugal. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
Search for one-way flight options from Oregon to Portugal. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/313:45 pm -
3 stops58h 10m
Deal found 8/8![Multiple Airlines logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:30 pm -
3 stops33h 05m
Deal found 8/10![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:30 pm -
3 stops23h 30m
Deal found 8/10![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:30 pm -
2 stops22h 00m
Deal found 8/11![Multiple Airlines logo]()
$320
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:27 pm -
2 stops18h 23m
Deal found 8/10![American Airlines logo]()
$331
This Air Canada deal was found by Cheapflights users on 8/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 am -
3 stops19h 25m
Deal found 8/10![Air Canada logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:47 pm -
3 stops39h 18m
Deal found 8/11![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:45 pm -
3 stops48h 30m
Deal found 8/11![Multiple Airlines logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:30 pm -
2 stops24h 05m
Deal found 8/10![Multiple Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1012:34 pm -
3 stops45h 21m
Deal found 8/10![Multiple Airlines logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:45 pm -
3 stops35h 15m
Deal found 8/11![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:30 pm -
2 stops43h 05m
Deal found 8/9![Multiple Airlines logo]()
$364
Find flight deals from Oregon to Portugal
Keep the following information in mind while searching for Oregon to Portugal flight deals. Data was last updated August 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $709 (Expedia) |
One-way from | $296 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $981 |
Cheapflights Fare Finder
Customize your flight search to find flights from Oregon to Portugal 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 August 13, 2026.
Use the filters below to find and compare flights from Oregon to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
EugenePorto
EUG Eugene - OPO Porto
EUGOPO
Eugene
Mon 1/11
1:00 pm-12:50 pm
2 stops39h 50m
Porto
Thu 1/14
6:00 am-9:38 pm
2 stops23h 38m
$709
EugenePorto
EUG Eugene - OPO Porto
EUGOPO
Eugene
Sun 12/6
5:00 am-9:30 am
2 stops20h 30m
Porto
Tue 12/8
6:00 am-11:20 pm
2 stops25h 20m
$722
RedmondLisbon
RDM Bend/Redmond - LIS Lisbon Humberto Delgado
RDMLIS
Bend/Redmond
Wed 2/3
5:30 am-9:20 am
2 stops19h 50m
Lisbon Humberto Delgado
Wed 2/17
11:20 am-10:54 pm
2 stops43h 34m
$725
RedmondLisbon
RDM Bend/Redmond - LIS Lisbon Humberto Delgado
RDMLIS
Bend/Redmond
Tue 12/8
5:30 am-8:10 am
2 stops18h 40m
Lisbon Humberto Delgado
Thu 12/10
10:55 am-10:54 pm
2 stops43h 59m
$727
EugenePorto
EUG Eugene - OPO Porto
EUGOPO
Eugene
Mon 1/11
5:00 am-3:20 pm
3 stops26h 20m
Porto
Thu 1/14
6:00 am-9:38 pm
2 stops23h 38m
$737
EugeneLisbon
EUG Eugene - LIS Lisbon Humberto Delgado
EUGLIS
Eugene
Sun 2/7
5:00 am-8:10 am
2 stops19h 10m
Lisbon Humberto Delgado
Tue 2/9
5:00 am-1:08 pm
3 stops40h 08m
$741
BoiseLisbon
BOI Boise Air Term. Gowen Fld - LIS Lisbon Humberto Delgado
BOILIS
Boise Air Term. Gowen Fld
Sun 2/7
7:00 am-8:10 am
2 stops18h 10m
Lisbon Humberto Delgado
Tue 2/9
10:15 am-9:43 am
2 stops30h 28m
$742
EugeneLisbon
EUG Eugene - LIS Lisbon Humberto Delgado
EUGLIS
Eugene
Thu 11/12
4:30 pm-11:30 pm
2 stops23h 00m
Lisbon Humberto Delgado
Wed 11/18
5:00 am-6:12 pm
2 stops21h 12m
$770
EugenePorto
EUG Eugene - OPO Porto
EUGOPO
Eugene
Thu 11/12
4:30 pm-11:55 pm
2 stops23h 25m
Porto
Wed 11/18
1:45 pm-9:29 pm
2 stops39h 44m
$772
EugenePorto
EUG Eugene - OPO Porto
EUGOPO
Eugene
Thu 11/12
6:03 am-10:00 pm
2 stops31h 57m
Porto
Wed 11/18
5:00 am-11:54 pm
2 stops26h 54m
$773
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Oregon to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Oregon with our price prediction graph.
EUG-OPO
RDM-LIS
PDX-FAO
EUG-LIS
PDX-LIS
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 Oregon to Portugal
USOR-PT0
EUG-OPO
RDM-LIS
PDX-FAO
EUG-LIS
What is the cheapest month to book a flight from Oregon to Portugal?
Currently, February is the cheapest month in which you can book a flight from Oregon to Portugal (average of $611). Flying from Oregon to Portugal in June is currently the most expensive (average of $1,337). 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 far ahead should I book a flight from Oregon to Portugal?
The price you pay for your flight from Oregon to Portugal may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Related info for your journey
Find useful and relevant information for your journey from Oregon to Portugal. 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.
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Alternative routes for Oregon to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Oregon to Portugal by cabin class
Find flights from Oregon to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Oregon and Portugal flights
Browse other Oregon and Portugal flight options. Last updated on August 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Portugal
Find the right flight back to Oregon after your stay in Portugal
Oregon to Portugal flights
Consider these flights traveling from Oregon to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 8 airlines flying from Oregon to Portugal
Discover the top 8 airlines that operate flights from Oregon to Portugal. 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 August 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$448 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$360 | Average$537 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$492 | Average$910 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$492 | Average$1,044 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$497 | Average$1,066 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$501 | Average$555 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$509 | Average$1,007 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$584 | Average$808 | FlexibilityNo cancel fee | On-time67% |