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Cheap flights from Oregon to Portugal from $281

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Portugal departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Oregon to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:05 am - 10:05 pm
PDX
-
OPO
31h 00m
2 stops
Delta Logo
11:30 am - 11:10 am
OPO
-
PDX
31h 40m
1 stop
$484Delta
Tue, Apr 14 - Tue, Apr 28
United Airlines Logo
6:00 am - 9:30 am
EUG
-
OPO
19h 30m
2 stops
United Airlines Logo
6:00 am - 9:07 pm
OPO
-
EUG
22h 07m
2 stops
$488United Airlines
Tue, Mar 3 - Tue, Mar 10
Delta Logo
10:45 am - 6:10 pm
PDX
-
OPO
23h 25m
2 stops
Delta Logo
11:30 am - 11:10 am
OPO
-
PDX
31h 40m
1 stop
$490Delta
Sun, Apr 19 - Tue, Apr 28
KLM Logo
7:00 am - 10:30 am
PDX
-
OPO
20h 30m
2 stops
KLM Logo
11:15 am - 12:25 pm
OPO
-
PDX
32h 10m
1 stop
$491KLM
Mon, Mar 9 - Tue, Mar 17
Air Canada Logo
7:05 pm - 9:20 am
PDX
-
LIS
30h 15m
2 stops
Air Canada Logo
1:00 pm - 2:57 pm
LIS
-
PDX
33h 57m
2 stops
$492Air Canada
Mon, Apr 20 - Fri, May 1
Multiple Airlines Logo
6:00 am - 9:00 am
PDX
-
LIS
19h 00m
2 stops
Multiple Airlines Logo
11:25 am - 12:25 pm
LIS
-
PDX
32h 00m
1 stop
$494Multiple Airlines
Tue, Mar 3 - Tue, Mar 10
Lufthansa Logo
3:30 pm - 10:45 pm
PDX
-
LIS
23h 15m
2 stops
Lufthansa Logo
5:05 am - 7:05 pm
LIS
-
PDX
22h 00m
2 stops
$495Lufthansa
Sat, Apr 18 - Wed, May 6
Lufthansa Logo
3:15 pm - 9:20 am
PDX
-
LIS
34h 05m
2 stops
Lufthansa Logo
5:05 am - 10:29 pm
LIS
-
PDX
25h 24m
2 stops
$496Lufthansa
Wed, Apr 8 - Fri, Apr 24
Multiple Airlines Logo
11:23 am - 10:25 pm
RDM
-
LIS
27h 02m
2 stops
Multiple Airlines Logo
11:25 am - 10:45 pm
LIS
-
RDM
43h 20m
2 stops
$569Multiple Airlines
Mon, Feb 16 - Mon, Feb 23
KLM Logo
1:05 pm - 7:20 am
PDX
-
FAO
34h 15m
1 stop
KLM Logo
9:45 pm - 6:52 pm
FAO
-
PDX
29h 07m
2 stops
$639KLM
Mon, Apr 6 - Mon, Apr 13

Iberia flights from Oregon to Portugal

Our best Iberia deals on Oregon to Portugal flight tickets
Iberia
Feb 6
EUG12:15 pmEugene
23h 45m
2 stops
OPO8:00 pmPorto
Feb 10
OPO8:40 pmPorto
34h 04m
2 stops
EUG10:44 pmEugene
$962
Iberia
Feb 22
BOI7:00 amBoise Air Term. Gowen Fld
17h 40m
2 stops
LIS7:40 amLisbon Humberto Delgado
Mar 9
LIS12:30 pmLisbon Humberto Delgado
30h 12m
2 stops
BOI12:42 pmBoise Air Term. Gowen Fld
$1,057
Iberia
Feb 5
PDX6:00 amPortland
17h 40m
2 stops
OPO7:40 amPorto
Feb 9
OPO8:40 pmPorto
24h 41m
2 stops
PDX1:21 pmPortland
$2,149

United Airlines flights from Oregon to Portugal

Our best United Airlines deals on Oregon to Portugal flight tickets
United Airlines
Mar 3
EUG6:00 amEugene
19h 30m
2 stops
OPO9:30 amPorto
Mar 10
OPO6:00 amPorto
22h 07m
2 stops
EUG9:07 pmEugene
$488
United Airlines
Mar 3
PDX5:05 amPortland
20h 25m
2 stops
OPO9:30 amPorto
Mar 14
OPO6:00 amPorto
25h 35m
2 stops
PDX12:35 amPortland
$492
United Airlines
Mar 3
EUG6:00 amEugene
19h 30m
2 stops
OPO9:30 amPorto
Mar 10
OPO6:00 amPorto
24h 08m
3 stops
EUG11:08 pmEugene
$493

momondo 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, momondo users made 832,500 searches. Data last updated February 3, 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

Price

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 4/14

7:05 am-10:05 pm

2 stops31h 00m

Porto

Tue 4/28

11:30 am-11:10 am

1 stop31h 40m

$484

EugenePorto

EUG - OPO

EUGOPO

Eugene

Tue 3/3

6:00 am-9:30 am

2 stops19h 30m

Porto

Tue 3/10

6:00 am-9:07 pm

2 stops22h 07m

$488

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sun 4/19

10:45 am-6:10 pm

2 stops23h 25m

Porto

Tue 4/28

11:30 am-11:10 am

1 stop31h 40m

$490

PortlandPorto

PDX - OPO

PDXOPO

Portland

Mon 3/9

7:00 am-10:30 am

2 stops20h 30m

Porto

Tue 3/17

11:15 am-12:25 pm

1 stop32h 10m

$491

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Mon 4/20

7:05 pm-9:20 am

2 stops30h 15m

Lisbon Humberto Delgado

Fri 5/1

1:00 pm-2:57 pm

2 stops33h 57m

$492

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Tue 3/3

6:00 am-9:00 am

2 stops19h 00m

Lisbon Humberto Delgado

Tue 3/10

11:25 am-12:25 pm

1 stop32h 00m

$494

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Sat 4/18

3:30 pm-10:45 pm

2 stops23h 15m

Lisbon Humberto Delgado

Wed 5/6

5:05 am-7:05 pm

2 stops22h 00m

$495

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Wed 4/8

3:15 pm-9:20 am

2 stops34h 05m

Lisbon Humberto Delgado

Fri 4/24

5:05 am-10:29 pm

2 stops25h 24m

$496

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

Mon 2/16

11:23 am-10:25 pm

2 stops27h 02m

Lisbon Humberto Delgado

Mon 2/23

11:25 am-10:45 pm

2 stops43h 20m

$569

PortlandFaro

PDX - FAO

PDXFAO

Portland

Mon 4/6

1:05 pm-7:20 am

1 stop34h 15m

Faro

Mon 4/13

9:45 pm-6:52 pm

2 stops29h 07m

$639

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portugal from

How to get the cheapest flight ticket from Oregon to Portugal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Oregon is in November. Flight prices, which tend to average around $558, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Portugal from Oregon during February instead. Flights to Portugal in February, while not as cheap as those in November, still average around $670.

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $852 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Oregon for as low as $771 on momondo.

Can stopping save me money on Oregon to Portugal flights?

You could potentially save up to 14% on your flight if you consider stops on a Oregon to Portugal flight.

Cheap Oregon to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Portugal

Fastest flight time

15h 40m

Direct flights

None
The fastest flight from Oregon to Portugal takes 15h 40m
There are no direct flights from Oregon to Portugal. There are no popular flight routes from Oregon to Portugal.
Search flight deals

  • When did momondo last update prices for flights from Oregon to Portugal?

    Prices for flights from Oregon to Portugal refresh daily.

  • How many operators does momondo search for flights from Oregon to Portugal?

  • How old do you have to be to fly from Oregon to Portugal?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oregon to Portugal

Compare and see reviews for airlines that fly from Oregon to Portugal with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $360Free CancellationRating
7.1
606 reviews
Search Icelandair flights
KLMPriceFrom $492Free CancellationRating
7.7
1,448 reviews
Search KLM flights
DeltaPriceFrom $494Free CancellationRating
7.9
8,138 reviews
Search Delta flights
LufthansaPriceFrom $501Free CancellationRating
6.8
7,758 reviews
Search Lufthansa flights
British AirwaysPriceFrom $515Free CancellationRating
6.7
7,711 reviews
Search British Airways flights
American AirlinesPriceFrom $524Free CancellationRating
7.2
11,215 reviews
Search American Airlines flights
United AirlinesPriceFrom $545Free CancellationRating
7.4
9,234 reviews
Search United Airlines flights
Air CanadaPriceFrom $584Free CancellationRating
7.1
10,680 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Portugal?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Oregon to Portugal. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Oregon to Portugal with flexible booking policies on momondo?

Flights from Oregon to Portugal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Oregon to Portugal?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to Portugal.

I’m not ready to book a flight from Oregon to Portugal right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Oregon to Portugal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Portugal

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