Portugal

$243+ Cheap flights from Portland (PDX) 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIS
Jul 8 — Jul 151
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Cheap flight deals from Portland to Portugal

Keep the following information in mind while searching for Portland to Portugal flight deals. Data was last updated July 3, 2025.

Round-trip from

$512
(Icelandair)

One-way from

$243
(Trip.com)

Popular in

June

Cheapest in

November

Average price

$1,210
From Portland to Portugal
One-way flight from Portland to Portugal
Highest demand for flights based on searches. 25% potential increase in price ($323 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from Portland to Portugal

Cheapest flights from Portland to Portugal
Explore the most affordable flight options available from Portland to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Icelandair deal was found by Cheapflights users on 7/2. 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.
Sat 11/13:45 pmPDX - LIS
1 stop21h 35mIcelandair
Thu 11/69:20 pmLIS - PDX
1 stop27h 40mIcelandair
Deal found 7/2$512
This Mytrip deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:15 amPDX - OPO
3 stops24h 45mMultiple Airlines
Fri 8/297:20 amOPO - PDX
3 stops23h 41mMultiple Airlines
Deal found 7/2$549
This Mytrip deal was found by Cheapflights users on 7/3. 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 10/206:15 amPDX - LIS
2 stops19h 05mMultiple Airlines
Thu 11/135:00 amLIS - PDX
2 stops21h 30mMultiple Airlines
Deal found 7/3$565
This Air Canada deal was found by Cheapflights users on 7/2. 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.
Thu 10/309:50 amPDX - LIS
2 stops16h 30mAir Canada
Tue 11/1111:20 amLIS - PDX
2 stops43h 13mAir Canada
Deal found 7/2$579
This United Airlines deal was found by Cheapflights users on 7/1. 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 11/168:20 amPDX - LIS
1 stop17h 55mUnited Airlines
Tue 11/2511:20 amLIS - PDX
2 stops39h 20mUnited Airlines
Deal found 7/1$580
This Delta deal was found by Cheapflights users on 7/3. 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 11/167:00 amPDX - LIS
1 stop17h 00mDelta
Tue 11/2510:00 amLIS - PDX
1 stop21h 29mDelta
Deal found 7/3$603
This American Airlines deal was found by Cheapflights users on 7/3. 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 10/207:25 pmPDX - LIS
1 stop14h 30mAmerican Airlines
Thu 11/1310:55 amLIS - PDX
2 stops20h 12mAmerican Airlines
Deal found 7/3$607
This British Airways deal was found by Cheapflights users on 7/2. 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 10/317:30 pmPDX - LIS
1 stop31h 25mBritish Airways
Fri 11/77:05 amLIS - PDX
1 stop17h 30mBritish Airways
Deal found 7/2$625
This Lufthansa deal was found by Cheapflights users on 7/2. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3110:05 amPDX - LIS
2 stops29h 45mLufthansa
Thu 11/65:00 amLIS - PDX
2 stops24h 26mLufthansa
Deal found 7/2$626
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Fri 11/285:00 amPDX - OPO
2 stops20h 30mUnited Airlines
Fri 12/1212:30 pmOPO - PDX
2 stops19h 56mUnited Airlines
Deal found 7/2$644
This American Airlines deal was found by Cheapflights users on 7/1. 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 11/2812:30 pmPDX - OPO
2 stops19h 30mAmerican Airlines
Fri 12/128:20 amOPO - PDX
2 stops21h 59mAmerican Airlines
Deal found 7/1$658
This Air Canada deal was found by Cheapflights users on 7/1. 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 11/129:50 amPDX - OPO
2 stops17h 50mAir Canada
Sun 11/166:15 amOPO - PDX
2 stops20h 15mAir Canada
Deal found 7/1$663

Cheapflights Fare Finder

Customize your flight search to find flights from Portland 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 July 3, 2025.
Use the filters below to find and compare flights from Portland to Portugal that are best for you.

Fly from

Portland

Fly to

Portugal

Route

Depart

Return

Price

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Sat 11/1

3:45 pm-8:20 pm

1 stop21h 35m

Lisbon Humberto Delgado

Thu 11/6

9:20 pm-5:00 pm

1 stop27h 40m

$512

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 8/19

6:15 am-3:00 pm

3 stops24h 45m

Porto

Fri 8/29

7:20 am-11:01 pm

3 stops23h 41m

$549

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Mon 10/20

6:15 am-9:20 am

2 stops19h 05m

Lisbon Humberto Delgado

Thu 11/13

5:00 am-6:30 pm

2 stops21h 30m

$565

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Thu 10/30

9:50 am-9:20 am

2 stops16h 30m

Lisbon Humberto Delgado

Tue 11/11

11:20 am-10:33 pm

2 stops43h 13m

$579

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Sun 11/16

8:20 am-10:15 am

1 stop17h 55m

Lisbon Humberto Delgado

Tue 11/25

11:20 am-6:40 pm

2 stops39h 20m

$580

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Sun 11/16

7:00 am-8:00 am

1 stop17h 00m

Lisbon Humberto Delgado

Tue 11/25

10:00 am-11:29 pm

1 stop21h 29m

$603

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Mon 10/20

7:25 pm-5:55 pm

1 stop14h 30m

Lisbon Humberto Delgado

Thu 11/13

10:55 am-11:07 pm

2 stops20h 12m

$607

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Fri 10/31

7:30 pm-5:55 pm

1 stop15h 25m

Lisbon Humberto Delgado

Tue 11/11

12:55 pm-4:35 pm

1 stop35h 40m

$625

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Fri 10/31

10:05 am-10:50 pm

2 stops29h 45m

Lisbon Humberto Delgado

Thu 11/6

5:00 am-9:26 pm

2 stops24h 26m

$626

PortlandPorto

PDX - OPO

PDXOPO

Portland

Fri 11/28

5:00 am-9:30 am

2 stops20h 30m

Porto

Fri 12/12

12:30 pm-12:26 am

2 stops19h 56m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 43 results
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Best time to book a flight from Portland to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Portland with our price prediction graph.
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 Portugal

What is the cheapest month to book a flight from Portland to Portugal?

Currently, January is the cheapest month in which you can book a flight from Portland to Portugal (average of $612). Flying from Portland to Portugal in June is currently the most expensive (average of $1,130). 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.

What is the cheapest time of day to fly from PDX to PT?

Find hourly flight availability from Portland to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Portland to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from Portland to Portugal. 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.
8.0
Very good

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Portland to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Portland to Portugal?

    For a flight from Portland to Portugal, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city.

  • What are the cheapest airlines to fly from Portland to Portugal one-way?

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $402. Users have also found prices from $471 and $476 on British Airways and TAP AIR PORTUGAL, respectively.

  • What are the most popular routes from Portland to Portugal?

  • Can I find deals for flights from Portland to Portugal that include hotel bookings?

    Yes. In addition to deals on Portland to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Portugal.

  • Can I find deals for business class flights from Portland to Portugal?

    Yes. Cheapflights offers flight deals from Portland to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Portland to Portugal (average of $612). Flying from Portland to Portugal in June is currently the most expensive (average of $1,130). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Portugal

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Portland to Portugal

Discover the top 10 airlines that operate flights from Portland 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$434Average$495FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$554Average$977FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$563Average$720FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$564Average$685FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$573Average$1,125FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$573Average$995FlexibilityNo cancel feeOn-time69%
DeltaCheapest$581Average$995FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$583Average$1,116FlexibilityNo cancel feeOn-time67%
KLMCheapest$585Average$975FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$595Average$873FlexibilityNo cancel feeOn-time72%

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