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Cheap flights from Eugene to Portugal from $334

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Eugene to Portugal departing on 11/15. 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 Eugene to Portugal

Cheap round-trip flights

United Airlines Logo
5:00 am - 9:30 amEUG-OPO
20h 30m2 stops
United Airlines Logo
6:00 am - 10:54 pmOPO-EUG
23h 54m2 stops
$564United Airlines
Find Deal
Mon, Mar 2 - Fri, Mar 13
United Airlines Logo
6:47 pm - 10:30 amEUG-LIS
31h 43m2 stops
United Airlines Logo
5:00 am - 12:09 pmLIS-EUG
39h 09m2 stops
$592United Airlines
Find Deal
Sun, Oct 19 - Tue, Nov 4
Lufthansa Logo
2:02 pm - 11:40 pmEUG-OPO
25h 38m2 stops
Lufthansa Logo
1:45 pm - 9:38 pmOPO-EUG
38h 53m2 stops
$600Lufthansa
Find Deal
Wed, Mar 4 - Mon, Mar 16
United Airlines Logo
5:00 am - 10:15 amEUG-LIS
21h 15m2 stops
United Airlines Logo
5:00 am - 10:54 pmLIS-EUG
24h 54m2 stops
$603United Airlines
Find Deal
Mon, Mar 2 - Fri, Mar 13
Lufthansa Logo
1:15 pm - 10:25 pmEUG-OPO
25h 10m2 stops
Lufthansa Logo
1:45 pm - 9:38 pmOPO-EUG
38h 53m2 stops
$604Lufthansa
Find Deal
Mon, Mar 2 - Mon, Mar 16
Lufthansa Logo
1:15 pm - 10:25 pmEUG-OPO
25h 10m2 stops
Lufthansa Logo
6:00 am - 9:38 pmOPO-EUG
22h 38m2 stops
$605Lufthansa
Find Deal
Wed, Mar 4 - Thu, Mar 12
United Airlines Logo
5:00 am - 9:30 amEUG-OPO
20h 30m2 stops
United Airlines Logo
6:00 am - 10:54 pmOPO-EUG
23h 54m2 stops
$610United Airlines
Find Deal
Thu, Mar 5 - Fri, Mar 13
United Airlines Logo
5:00 am - 9:30 amEUG-OPO
20h 30m2 stops
United Airlines Logo
6:00 am - 10:54 pmOPO-EUG
23h 54m2 stops
$614United Airlines
Find Deal
Thu, Mar 5 - Fri, Mar 13
United Airlines Logo
5:00 am - 9:30 amEUG-OPO
20h 30m2 stops
United Airlines Logo
6:00 am - 9:38 pmOPO-EUG
22h 38m3 stops
$615United Airlines
Find Deal
Thu, Mar 5 - Fri, Mar 13
Logo
7:00 am - 11:45 amEUG-LIS
20h 45m1 stop
Logo
10:30 am - 11:06 pmLIS-EUG
20h 36m1 stop
$786
Find Deal
Sun, Oct 19 - Tue, Nov 4

United Airlines flights from Eugene to Portugal

Our best United Airlines deals on Eugene to Portugal flight tickets
United Airlines
Mar 2
EUG5:00 amEugene
20h 30m
2 stops
OPO9:30 amPorto
Mar 13
OPO6:00 amPorto
23h 54m
2 stops
EUG10:54 pmEugene
$564
Find similar
United Airlines
Oct 19
EUG6:47 pmEugene
31h 43m
2 stops
LIS10:30 amLisbon Humberto Delgado
Nov 4
LIS5:00 amLisbon Humberto Delgado
39h 09m
2 stops
EUG12:09 pmEugene
$592
Find similar
United Airlines
Mar 2
EUG5:00 amEugene
21h 15m
2 stops
LIS10:15 amLisbon Humberto Delgado
Mar 13
LIS5:00 amLisbon Humberto Delgado
24h 54m
2 stops
EUG10:54 pmEugene
$603
Find similar

Lufthansa flights from Eugene to Portugal

Our best Lufthansa deals on Eugene to Portugal flight tickets
Lufthansa
Mar 4
EUG2:02 pmEugene
25h 38m
2 stops
OPO11:40 pmPorto
Mar 16
OPO1:45 pmPorto
38h 53m
2 stops
EUG9:38 pmEugene
$600
Find similar
Lufthansa
Mar 2
EUG1:15 pmEugene
25h 10m
2 stops
OPO10:25 pmPorto
Mar 16
OPO1:45 pmPorto
38h 53m
2 stops
EUG9:38 pmEugene
$604
Find similar
Lufthansa
Mar 4
EUG1:15 pmEugene
25h 10m
2 stops
OPO10:25 pmPorto
Mar 12
OPO6:00 amPorto
22h 38m
2 stops
EUG9:38 pmEugene
$605
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Eugene 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 September 8, 2025.
Use the filters below to find and compare flights from Eugene to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

EugenePorto

EUG - OPO

EUGOPO

Eugene

Mon 3/2

5:00 am-9:30 am

2 stops20h 30m

Porto

Fri 3/13

6:00 am-10:54 pm

2 stops23h 54m

$564

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Sun 10/19

6:47 pm-10:30 am

2 stops31h 43m

Lisbon Humberto Delgado

Tue 11/4

5:00 am-12:09 pm

2 stops39h 09m

$592

EugenePorto

EUG - OPO

EUGOPO

Eugene

Wed 3/4

2:02 pm-11:40 pm

2 stops25h 38m

Porto

Mon 3/16

1:45 pm-9:38 pm

2 stops38h 53m

$600

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Mon 3/2

5:00 am-10:15 am

2 stops21h 15m

Lisbon Humberto Delgado

Fri 3/13

5:00 am-10:54 pm

2 stops24h 54m

$603

EugenePorto

EUG - OPO

EUGOPO

Eugene

Mon 3/2

1:15 pm-10:25 pm

2 stops25h 10m

Porto

Mon 3/16

1:45 pm-9:38 pm

2 stops38h 53m

$604

EugenePorto

EUG - OPO

EUGOPO

Eugene

Wed 3/4

1:15 pm-10:25 pm

2 stops25h 10m

Porto

Thu 3/12

6:00 am-9:38 pm

2 stops22h 38m

$605

EugenePorto

EUG - OPO

EUGOPO

Eugene

Thu 3/5

5:00 am-9:30 am

2 stops20h 30m

Porto

Fri 3/13

6:00 am-10:54 pm

2 stops23h 54m

$610

EugenePorto

EUG - OPO

EUGOPO

Eugene

Thu 3/5

5:00 am-9:30 am

2 stops20h 30m

Porto

Fri 3/13

6:00 am-10:54 pm

2 stops23h 54m

$614

EugenePorto

EUG - OPO

EUGOPO

Eugene

Thu 3/5

5:00 am-9:30 am

2 stops20h 30m

Porto

Fri 3/13

6:00 am-9:38 pm

3 stops22h 38m

$615

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Sun 10/19

7:00 am-11:45 am

1 stop20h 45m

Lisbon Humberto Delgado

Tue 11/4

10:30 am-11:06 pm

1 stop20h 36m

$786

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 Eugene 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 day to depart on your flight to Portugal?

According to our data, Saturday is the cheapest day to fly to Portugal from Eugene. The lowest ticket price found for a Saturday departure recently was $904. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Wednesday, with ticket prices averaging around $1,612.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from Eugene to Portugal during this time can be as low as $879. In the morning is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,262 per ticket.

Cheap Eugene to Portugal flight deals and tips

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

Direct flights

None
There are no direct flights from Eugene to Portugal. There are no popular flight routes from Eugene to Portugal.
Search flight deals

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

    Prices for flights from Eugene Airport to Portugal refresh daily.

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

  • How old do you have to be to fly from Eugene Airport 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 Eugene Airport to Portugal.

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

    The travel and health documents you'll need for your trip to Portugal may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Eugene to Portugal

Compare and see reviews for airlines that fly from Eugene to Portugal with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $647Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $744Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portugal from Eugene.

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

Yes. momondo enables you to select and highlight flights to Portugal from Eugene with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portugal from Eugene.

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

Price alerts on flights to Portugal from Eugene are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Portugal

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