$313+ Cheap flights from Portland (PDX) to Lisbon (LIS)
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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIS
Aug 9 — Aug 161
Round-trip
1 adult, Economy
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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 LisbonExplore the most affordable flight options available from Portland to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 10, 2026.
Explore the most affordable flight options available from Portland to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 10, 2026.
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 11/232:45 pm
PDX
- LIS
1 stop14h 05m
Icelandair
Sun 12/62:00 pm
LIS
- PDX
1 stop35h 00m
Icelandair
Deal found 7/6![Icelandair logo]()
$699
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:00 am
PDX
- LIS
2 stops16h 20m
Multiple Airlines
Wed 11/115:00 am
LIS
- PDX
2 stops23h 46m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$718
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:00 am
PDX
- LIS
2 stops16h 20m
Multiple Airlines
Tue 11/35:00 am
LIS
- PDX
2 stops21h 31m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$724
This Icelandair 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:30 pm
PDX
- LIS
1 stop14h 20m
Icelandair
Tue 10/63:00 pm
LIS
- PDX
1 stop34h 55m
Icelandair
Deal found 7/9![Icelandair logo]()
$725
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 10/203:30 pm
PDX
- LIS
2 stops33h 50m
Lufthansa
Tue 11/105:00 am
LIS
- PDX
2 stops22h 07m
Lufthansa
Deal found 7/10![Lufthansa logo]()
$740
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 11/83:15 pm
PDX
- LIS
2 stops35h 25m
Air Canada
Wed 11/185:00 am
LIS
- PDX
2 stops17h 41m
Air Canada
Deal found 7/9![Air Canada logo]()
$742
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:00 am
PDX
- LIS
1 stop17h 00m
Multiple Airlines
Wed 11/185:00 am
LIS
- PDX
1 stop14h 20m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$745
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 10/2010:58 am
PDX
- LIS
1 stop13h 22m
United Airlines
Tue 11/1012:50 pm
LIS
- PDX
2 stops34h 33m
United Airlines
Deal found 7/8![United Airlines logo]()
$746
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am
PDX
- LIS
2 stops17h 55m
Air Canada
Fri 11/135:00 am
LIS
- PDX
2 stops21h 31m
Air Canada
Deal found 7/8![Air Canada logo]()
$747
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:00 am
PDX
- LIS
2 stops24h 10m
Delta
Wed 11/185:00 am
LIS
- PDX
1 stop14h 20m
Delta
Deal found 7/8![Delta logo]()
$749
Best flights from Portland to LisbonDiscover carefully curated flight deals from Portland to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 10, 2026.
Discover carefully curated flight deals from Portland to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 10, 2026.
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:00 am
PDX
- LIS
1 stop15h 10m
Multiple Airlines
Wed 11/115:00 am
LIS
- PDX
2 stops17h 41m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$744
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/211:35 pm
PDX
- LIS
2 stops17h 20m
Delta
Wed 10/75:00 am
LIS
- PDX
1 stop14h 10m
Delta
Deal found 7/9![Delta logo]()
$809
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.
Thu 10/157:30 pm
PDX
- LIS
1 stop14h 40m
British Airways
Fri 10/3011:05 am
LIS
- PDX
1 stop19h 00m
British Airways
Deal found 7/10![British Airways logo]()
$839
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1510:00 am
PDX
- LIS
1 stop14h 10m
United Airlines
Thu 11/195:00 am
LIS
- PDX
2 stops25h 06m
United Airlines
Deal found 7/10![United Airlines logo]()
$862
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.
Sun 9/207:00 am
PDX
- LIS
1 stop17h 00m
KLM
Thu 10/15:00 am
LIS
- PDX
1 stop14h 10m
KLM
Deal found 7/10![KLM logo]()
$936
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am
PDX
- LIS
1 stop17h 00m
Delta
Fri 10/165:00 am
LIS
- PDX
1 stop14h 10m
Delta
Deal found 7/7![Delta logo]()
$865
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:58 am
PDX
- LIS
1 stop13h 22m
United Airlines
Mon 10/2611:20 am
LIS
- PDX
2 stops31h 33m
United Airlines
Deal found 7/10![United Airlines logo]()
$871
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.
Sun 8/161:05 pm
PDX
- LIS
1 stop21h 40m
KLM
Tue 9/17:45 pm
LIS
- PDX
1 stop23h 25m
KLM
Deal found 7/6![KLM logo]()
$943
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.
Thu 10/87:30 pm
PDX
- LIS
1 stop19h 35m
British Airways
Thu 10/2211:05 am
LIS
- PDX
1 stop20h 00m
British Airways
Deal found 7/8![British Airways logo]()
$945
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:56 am
PDX
- LIS
1 stop13h 24m
United Airlines
Thu 10/15:05 am
LIS
- PDX
2 stops17h 46m
United Airlines
Deal found 7/10![United Airlines logo]()
$935
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 9/88:25 am
PDX
- LIS
1 stop18h 05m
United Airlines
Wed 9/165:05 am
LIS
- PDX
2 stops17h 41m
United Airlines
Deal found 7/8![United Airlines logo]()
$955
Last-minute flights from Portland to LisbonDiscover last-minute flight deals from Portland to Lisbon. Data last updated July 10, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Lisbon. Data last updated July 10, 2026 and is based on user searches.
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 8/57:05 pm
PDX
- LIS
1 stop18h 15m
Icelandair
Thu 8/2010:20 pm
LIS
- PDX
1 stop27h 35m
Icelandair
Deal found 7/8![Icelandair logo]()
$853
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:05 pm
PDX
- LIS
2 stops19h 05m
Multiple Airlines
Wed 8/268:00 am
LIS
- PDX
2 stops35h 45m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$746
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:05 pm
PDX
- LIS
1 stop18h 15m
Multiple Airlines
Tue 9/226:15 am
LIS
- PDX
2 stops39h 35m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$851
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 pm
PDX
- LIS
1 stop18h 20m
Multiple Airlines
Wed 9/1610:40 am
LIS
- PDX
2 stops30h 51m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$912
One-way flights from Portland to LisbonSearch for one-way flight options from Portland to Lisbon. Find affordable one-way fares based on user searches. Data last updated July 10, 2026.
Search for one-way flight options from Portland to Lisbon. Find affordable one-way fares based on user searches. Data last updated July 10, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:30 pm
PDX
- LIS
3 stops34h 05m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$313
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.
Thu 9/173:30 pm
PDX
- LIS
3 stops43h 35m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$324
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:30 pm
PDX
- LIS
3 stops57h 40m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$344
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.
Sat 9/193:30 pm
PDX
- LIS
3 stops45h 35m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$346
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:30 pm
PDX
- LIS
2 stops22h 25m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$358
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:05 pm
PDX
- LIS
2 stops44h 25m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$365
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:30 pm
PDX
- LIS
3 stops43h 40m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$367
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:18 am
PDX
- LIS
3 stops27h 37m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$373
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 8/57:05 pm
PDX
- LIS
1 stop18h 15m
Icelandair
Deal found 7/7![Icelandair logo]()
$377
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:30 pm
PDX
- LIS
2 stops24h 55m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$381
Find flight deals from Portland to Lisbon
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Lisbon (LIS). 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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $725 (Icelandair) |
One-way from | $313 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,110 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Lisbon 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 10, 2026.
Use the filters below to find and compare flights from Portland to Lisbon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Sun 10/25
10:00 am-8:10 am
1 stop15h 10m
Lisbon Humberto Delgado
Wed 11/11
5:00 am-2:41 pm
2 stops17h 41m
$744
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Mon 9/21
1:35 pm-2:55 pm
2 stops17h 20m
Lisbon Humberto Delgado
Wed 10/7
5:00 am-11:10 am
1 stop14h 10m
$809
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Thu 10/15
7:30 pm-6:10 pm
1 stop14h 40m
Lisbon Humberto Delgado
Fri 10/30
11:05 am-11:05 pm
1 stop19h 00m
$839
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Sun 11/15
10:00 am-8:10 am
1 stop14h 10m
Lisbon Humberto Delgado
Thu 11/19
5:00 am-10:06 pm
2 stops25h 06m
$862
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Sat 9/26
7:00 am-8:00 am
1 stop17h 00m
Lisbon Humberto Delgado
Fri 10/16
5:00 am-11:10 am
1 stop14h 10m
$865
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Mon 9/28
10:58 am-8:20 am
1 stop13h 22m
Lisbon Humberto Delgado
Mon 10/26
11:20 am-11:53 am
2 stops31h 33m
$871
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Sun 9/20
10:56 am-8:20 am
1 stop13h 24m
Lisbon Humberto Delgado
Thu 10/1
5:05 am-2:51 pm
2 stops17h 46m
$935
Quickest round-trip
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Sun 9/20
7:00 am-8:00 am
1 stop17h 00m
Lisbon Humberto Delgado
Thu 10/1
5:00 am-11:10 am
1 stop14h 10m
$936
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Sun 8/16
1:05 pm-6:45 pm
1 stop21h 40m
Lisbon Humberto Delgado
Tue 9/1
7:45 pm-11:10 am
1 stop23h 25m
$943
PortlandLisbon
PDX - LIS
PDXLIS
Portland
Thu 10/8
7:30 pm-11:05 pm
1 stop19h 35m
Lisbon Humberto Delgado
Thu 10/22
11:05 am-11:05 pm
1 stop20h 00m
$945
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Portland to Lisbon
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 Lisbon 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 |
- Most accurate provider: When it comes to deals on Portland-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Lisbon flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Lisbon 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-Lisbon 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 Lisbon
Have a flexible travel schedule? Discover the best time to fly to Lisbon from Portland with our price prediction graph.
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 Portland to Lisbon
How far ahead should I book a flight from Portland to Lisbon?
The price you pay for your flight from Portland to Lisbon may vary depending on when you book. For the best chance of a lower fare, look to book 12 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Portland to Lisbon?
Currently, February is the cheapest month in which you can book a flight from Portland to Lisbon (average of $603). Flying from Portland to Lisbon in June is currently the most expensive (average of $1,347). 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 Lisbon?
Reviews of airlines servicing Lisbon
Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated July 10, 2026.
Read reviews from past customers who have flown KLM,Delta, andUnited Airlines from Portland to Lisbon. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Comfort
7.7
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Comfort
7.7
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Comfort
7.7
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Comfort
7.7
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Comfort
7.7
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Entertainment
7.2
Food
7.3
Crew
8.4
Comfort
7.7
Boarding
7.8
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 Lisbon. 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 Lisbon?
Book flights to Lisbon if you plan to visit one of these locationsFátima
Ericeira
Oeiras
Beja
Torres Vedras
Nazaré
Colares
Sesimbra
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Top 8 airlines flying from Portland to Lisbon
Discover the top 8 airlines that operate flights from Portland to Lisbon. 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 10, 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$826 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$501 | Average$555 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$508 | Average$917 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$510 | Average$900 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$543 | Average$940 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$584 | Average$754 | FlexibilityNo cancel fee | On-time67% |