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Cheap flights from Eugene to Portugal from $504

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 6/28. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Eugene to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:09 am - 2:55 pm
EUG
-
LIS
19h 46m
2 stops
Multiple Airlines Logo
9:20 am - 11:58 pm
LIS
-
EUG
22h 38m
2 stops
$670Multiple Airlines
Tue, Apr 21 - Tue, Apr 28
KLM Logo
11:09 am - 6:45 pm
EUG
-
LIS
23h 36m
2 stops
KLM Logo
5:00 am - 11:50 pm
LIS
-
EUG
26h 50m
2 stops
$754KLM
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
11:09 am - 5:50 pm
EUG
-
LIS
22h 41m
2 stops
Multiple Airlines Logo
7:45 pm - 11:50 pm
LIS
-
EUG
36h 05m
2 stops
$800Multiple Airlines
Mon, May 4 - Mon, May 11
KLM Logo
12:40 pm - 10:15 pm
EUG
-
OPO
25h 35m
2 stops
KLM Logo
5:55 am - 5:03 pm
OPO
-
EUG
19h 08m
2 stops
$909KLM
Sun, Apr 12 - Wed, May 20
United Airlines Logo
6:00 am - 10:45 pm
EUG
-
LIS
32h 45m
2 stops
United Airlines Logo
11:25 am - 9:03 pm
LIS
-
EUG
41h 38m
3 stops
$928United Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
6:08 am - 3:25 pm
EUG
-
OPO
25h 17m
2 stops
Multiple Airlines Logo
4:20 pm - 5:10 pm
OPO
-
EUG
32h 50m
2 stops
$988Multiple Airlines
Thu, Apr 2 - Mon, Apr 6
KLM Logo
6:15 am - 2:35 pm
EUG
-
LIS
24h 20m
2 stops
KLM Logo
7:45 pm - 5:03 pm
LIS
-
EUG
29h 18m
2 stops
$1,028KLM
Tue, Jun 23 - Thu, Jul 16
Delta Logo
12:35 pm - 10:00 pm
EUG
-
OPO
25h 25m
2 stops
Delta Logo
5:00 am - 11:50 pm
OPO
-
EUG
26h 50m
2 stops
$1,089Delta
Wed, May 13 - Sun, May 31
United Airlines Logo
5:00 am - 11:00 am
EUG
-
LIS
46h 00m
2 stops
United Airlines Logo
1:00 pm - 11:51 am
LIS
-
EUG
30h 51m
3 stops
$1,108United Airlines
Tue, Jun 23 - Thu, Jul 16
Delta Logo
1:41 pm - 6:45 pm
EUG
-
LIS
21h 04m
2 stops
Delta Logo
5:00 am - 4:08 pm
LIS
-
EUG
19h 08m
2 stops
$1,111Delta
Mon, Jun 15 - Mon, Jun 22

KLM flights from Eugene to Portugal

Our best KLM deals on Eugene to Portugal flight tickets
KLM
May 5
EUG11:09 amEugene
23h 36m
2 stops
LIS6:45 pmLisbon Humberto Delgado
May 12
LIS5:00 amLisbon Humberto Delgado
26h 50m
2 stops
EUG11:50 pmEugene
$754
KLM
Apr 12
EUG12:40 pmEugene
25h 35m
2 stops
OPO10:15 pmPorto
May 20
OPO5:55 amPorto
19h 08m
2 stops
EUG5:03 pmEugene
$909
KLM
Jun 23
EUG6:15 amEugene
24h 20m
2 stops
LIS2:35 pmLisbon Humberto Delgado
Jul 16
LIS7:45 pmLisbon Humberto Delgado
29h 18m
2 stops
EUG5:03 pmEugene
$1,028

United Airlines flights from Eugene to Portugal

Our best United Airlines deals on Eugene to Portugal flight tickets
United Airlines
May 4
EUG6:00 amEugene
32h 45m
2 stops
LIS10:45 pmLisbon Humberto Delgado
May 11
LIS11:25 amLisbon Humberto Delgado
41h 38m
3 stops
EUG9:03 pmEugene
$928
United Airlines
Jun 23
EUG5:00 amEugene
46h 00m
2 stops
LIS11:00 amLisbon Humberto Delgado
Jul 16
LIS1:00 pmLisbon Humberto Delgado
30h 51m
3 stops
EUG11:51 amEugene
$1,108
United Airlines
Jun 24
EUG12:43 pmEugene
38h 17m
2 stops
LIS11:00 amLisbon Humberto Delgado
Jun 29
LIS11:25 amLisbon Humberto Delgado
32h 19m
2 stops
EUG11:44 amEugene
$1,248

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 March 22, 2026.
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

Cheapest round-trip

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Tue 4/21

11:09 am-2:55 pm

2 stops19h 46m

Lisbon Humberto Delgado

Tue 4/28

9:20 am-11:58 pm

2 stops22h 38m

$670

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Tue 5/5

11:09 am-6:45 pm

2 stops23h 36m

Lisbon Humberto Delgado

Tue 5/12

5:00 am-11:50 pm

2 stops26h 50m

$754

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Mon 5/4

11:09 am-5:50 pm

2 stops22h 41m

Lisbon Humberto Delgado

Mon 5/11

7:45 pm-11:50 pm

2 stops36h 05m

$800

EugenePorto

EUG - OPO

EUGOPO

Eugene

Sun 4/12

12:40 pm-10:15 pm

2 stops25h 35m

Porto

Wed 5/20

5:55 am-5:03 pm

2 stops19h 08m

$909

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Mon 5/4

6:00 am-10:45 pm

2 stops32h 45m

Lisbon Humberto Delgado

Mon 5/11

11:25 am-9:03 pm

3 stops41h 38m

$928

EugenePorto

EUG - OPO

EUGOPO

Eugene

Thu 4/2

6:08 am-3:25 pm

2 stops25h 17m

Porto

Mon 4/6

4:20 pm-5:10 pm

2 stops32h 50m

$988

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Tue 6/23

6:15 am-2:35 pm

2 stops24h 20m

Lisbon Humberto Delgado

Thu 7/16

7:45 pm-5:03 pm

2 stops29h 18m

$1,028

EugenePorto

EUG - OPO

EUGOPO

Eugene

Wed 5/13

12:35 pm-10:00 pm

2 stops25h 25m

Porto

Sun 5/31

5:00 am-11:50 pm

2 stops26h 50m

$1,089

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Tue 6/23

5:00 am-11:00 am

2 stops46h 00m

Lisbon Humberto Delgado

Thu 7/16

1:00 pm-11:51 am

3 stops30h 51m

$1,108
Quickest round-trip

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

Mon 6/15

1:41 pm-6:45 pm

2 stops21h 04m

Lisbon Humberto Delgado

Mon 6/22

5:00 am-4:08 pm

2 stops19h 08m

$1,111

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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 airline that flies from Eugene to Portugal?

Delta and KLM are the most popular carriers operating from Eugene to Portugal

Cheap Eugene to Portugal flight deals and tips

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

Fastest flight time

22h 41m

Direct flights

None
The fastest flight from Eugene to Portugal takes 22h 41m
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
DeltaPriceFrom $500Free CancellationRating
7.9
8,314 reviews
Search Delta flights
United AirlinesPriceFrom $677Free CancellationRating
7.4
9,455 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.

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