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Portugal

$443+ Cheap flights from Eugene (EUG) 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — LIS
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Eugene to Portugal

Keep the following information in mind while searching for Eugene to Portugal flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$500
(Delta)

One-way from

$443
(KLM)

Popular in

March

Cheapest in

October

Average price

$818
Provider with most accurate pricing for Eugene-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Eugene-Lisbon Humberto Delgado flights.
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From Eugene to Portugal
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One-way flight from Eugene to Portugal
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Highest demand for flights based on searches. 2% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Eugene to Portugal

Cheapest flights from Eugene to Portugal
Explore the most affordable flight options available from Eugene to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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.
mié. 12/315:00 amEUG - LIS
2 stops21h 15mUnited Airlines
mié. 2/1811:20 amLIS - EUG
2 stops33h 46mUnited Airlines
Deal found 10/28$543
This Delta deal was found by Cheapflights users on 10/28. 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.
mié. 12/315:30 amEUG - LIS
2 stops18h 30mDelta
sáb. 2/1411:25 amLIS - EUG
2 stops42h 42mDelta
Deal found 10/28$550
This United Airlines deal was found by Cheapflights users on 10/29. 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.
dom. 11/95:00 amEUG - LIS
2 stops21h 15mUnited Airlines
mié. 12/1011:00 amLIS - EUG
2 stops42h 30mUnited Airlines
Deal found 10/29$559
This United deal was found by Cheapflights users on 10/29. 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.
dom. 11/96:52 pmEUG - LIS
3 stops29h 18mMultiple Airlines
mié. 12/1011:00 amLIS - EUG
2 stops18h 30mMultiple Airlines
Deal found 10/29$652
This Air France deal was found by Cheapflights users on 10/28. 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.
jue. 10/305:15 amEUG - LIS
2 stops20h 40mAir France
lun. 11/106:30 pmLIS - EUG
2 stops30h 18mAir France
Deal found 10/28$786
This United Airlines deal was found by Cheapflights users on 10/28. 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.
jue. 10/305:00 amEUG - LIS
2 stops20h 10mUnited Airlines
lun. 11/1011:55 amLIS - EUG
3 stops37h 55mUnited Airlines
Deal found 10/28$950
This KLM deal was found by Cheapflights users on 10/30. 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.
dom. 12/145:30 amEUG - OPO
2 stops25h 55mKLM
dom. 12/2111:25 amOPO - EUG
2 stops43h 31mKLM
Deal found 10/30$961
This United Airlines deal was found by Cheapflights users on 10/30. 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.
dom. 12/146:00 amEUG - OPO
2 stops25h 15mUnited Airlines
dom. 12/216:00 amOPO - EUG
3 stops23h 13mUnited Airlines
Deal found 10/30$1,137
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
mié. 12/317:00 amEUG - LIS
2 stops32h 30mMultiple Airlines
mar. 2/1710:30 amLIS - EUG
1 stop20h 46mMultiple Airlines
Deal found 10/28$1,388

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated octubre 30, 2025.
Use the filters below to find and compare flights from Eugene to Portugal that are best for you.

Fly from

Eugene

Fly to

Portugal

Route

Depart

Return

Price

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

dom. 1/18

11:25 am-3:10 pm

2 stops19h 45m

Lisbon Humberto Delgado

jue. 1/29

5:00 am-11:02 pm

2 stops26h 02m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

mié. 1/14

11:25 am-10:25 pm

2 stops27h 00m

Lisbon Humberto Delgado

jue. 1/29

5:00 am-4:37 pm

2 stops19h 37m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

lun. 1/12

6:04 am-3:10 pm

2 stops25h 06m

Lisbon Humberto Delgado

vie. 1/30

5:00 am-11:02 pm

2 stops26h 02m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

vie. 1/16

5:50 am-11:20 am

2 stops21h 30m

Lisbon Humberto Delgado

jue. 1/29

5:00 am-4:37 pm

2 stops19h 37m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

vie. 1/16

5:50 am-11:20 am

2 stops21h 30m

Lisbon Humberto Delgado

mar. 1/27

5:00 am-4:37 pm

2 stops19h 37m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

jue. 1/15

11:25 am-5:30 pm

2 stops22h 05m

Lisbon Humberto Delgado

dom. 2/1

5:00 am-10:42 am

2 stops37h 42m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

dom. 1/18

5:50 am-3:10 pm

2 stops25h 20m

Lisbon Humberto Delgado

mié. 1/28

5:00 am-4:37 pm

2 stops19h 37m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

mié. 1/14

11:25 am-3:10 pm

2 stops19h 45m

Lisbon Humberto Delgado

lun. 1/26

5:00 am-4:37 pm

2 stops19h 37m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

lun. 1/12

5:20 pm-11:20 am

2 stops34h 00m

Lisbon Humberto Delgado

mar. 1/27

5:00 am-11:02 pm

2 stops26h 02m

$500

EugeneLisbon

EUG - LIS

EUGLIS

Eugene

sáb. 1/17

11:25 am-3:10 pm

2 stops19h 45m

Lisbon Humberto Delgado

sáb. 1/31

5:00 am-11:02 pm

2 stops26h 02m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 19 results
1
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Best time to book a flight from Eugene to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Eugene 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 Eugene to Portugal

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

Currently, October is the cheapest month in which you can book a flight from Eugene to Portugal (average of $652). Flying from Eugene to Portugal in June is currently the most expensive (average of $1,306). 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 EUG to PT?

Find hourly flight availability from Eugene 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 octubre 30, 2025.

It’s typically best to fly out from Eugene to Portugal in the afternoon. Doing so could potentially save you 25% on the flight price compared to flying in the morning, which is usually more expensive.

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 octubre 30, 2025.
Peruse reviews from past customers who have flown with United Airlines from Eugene to Portugal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Eugene 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 Eugene to Portugal?

    Eugene (EUG) is the airport you will fly out of if you book a flight from Eugene to Portugal. It is only a 7.8 mi journey to Eugene (EUG) from Eugene’s city center.

  • How long is the flight from Eugene to Portugal?

    Airlines like Delta, Lufthansa, and United Airlines fly from Eugene to Portugal in about 19h 45m. The time it takes to get you to your destination can typically vary by up to 5h 53m. The distance from Eugene to Portugal is about 5387 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $443 on Delta. Other airlines that offer cheap prices include KLM from $443 and United Airlines from $443 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Eugene 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 Eugene to Portugal?

    Currently, October is the cheapest month in which you can book a flight from Eugene to Portugal (average of $652). Flying from Eugene to Portugal in June is currently the most expensive (average of $1,306). 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.

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Top airline flying from Eugene to Portugal

Discover the top airline that operate flights from Eugene 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$744Average$1,100FlexibilityNo cancel feeOn-time69%

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