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$565+ Cheap flights from Eugene (EUG) to Porto (OPO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — OPO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Eugene to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Eugene (EUG) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$565
(United Airlines)
From Eugene to Porto
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Find flight deals from Eugene to Porto

Cheapest flights from Eugene to Porto
Explore the most affordable flight options available from Eugene to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 11/115:00 amEUG - OPO
2 stops20h 30mUnited Airlines
Sun 11/166:00 amOPO - EUG
2 stops38h 09mUnited Airlines
Deal found 9/16$620
This SmartFares deal was found by Cheapflights users on 9/16. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:00 amEUG - OPO
2 stops42h 55mMultiple Airlines
Sat 11/1510:55 amOPO - EUG
2 stops44h 11mMultiple Airlines
Deal found 9/16$952
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 11/116:52 pmEUG - OPO
3 stops30h 38mUnited Airlines
Sat 11/156:00 amOPO - EUG
2 stops23h 38mUnited Airlines
Deal found 9/16$1,414
This Lufthansa deal was found by Cheapflights users on 9/16. 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.
Wed 11/122:09 pmEUG - OPO
2 stops25h 31mLufthansa
Sat 11/156:00 amOPO - EUG
2 stops23h 38mLufthansa
Deal found 9/16$1,432

Cheapflights Fare Finder

 
Customize your flight search to find flights from Eugene to Porto 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 September 17, 2025.
Use the filters below to find and compare flights from Eugene to Porto that are best for you.

Fly from

Eugene

Fly to

Porto

Route

Depart

Return

Price

EugenePorto

EUG - OPO

EUGOPO

Eugene

Tue 3/3

6:00 am-9:30 am

2 stops19h 30m

Porto

Wed 3/11

6:00 am-9:38 pm

2 stops22h 38m

$565

EugenePorto

EUG - OPO

EUGOPO

Eugene

Wed 3/4

5:00 am-9:30 am

2 stops20h 30m

Porto

Fri 3/13

6:00 am-10:54 pm

2 stops23h 54m

$565

EugenePorto

EUG - OPO

EUGOPO

Eugene

Tue 3/3

5:00 am-9:30 am

2 stops20h 30m

Porto

Thu 3/12

6:00 am-9:38 pm

2 stops22h 38m

$565

EugenePorto

EUG - OPO

EUGOPO

Eugene

Tue 3/3

6:00 am-9:30 am

2 stops19h 30m

Porto

Tue 3/10

6:00 am-9:38 pm

2 stops22h 38m

$565

EugenePorto

EUG - OPO

EUGOPO

Eugene

Wed 3/4

5:00 am-9:30 am

2 stops20h 30m

Porto

Wed 3/11

6:00 am-9:38 pm

2 stops22h 38m

$565

EugenePorto

EUG - OPO

EUGOPO

Eugene

Wed 3/4

6:00 am-9:30 am

2 stops19h 30m

Porto

Tue 3/10

6:00 am-9:38 pm

2 stops22h 38m

$565

EugenePorto

EUG - OPO

EUGOPO

Eugene

Tue 3/3

6:00 am-9:30 am

2 stops19h 30m

Porto

Fri 3/13

6:00 am-10:54 pm

2 stops23h 54m

$565

EugenePorto

EUG - OPO

EUGOPO

Eugene

Mon 3/2

2:02 pm-9:30 am

2 stops35h 28m

Porto

Wed 3/11

6:00 am-9:38 pm

2 stops22h 38m

$576

EugenePorto

EUG - OPO

EUGOPO

Eugene

Mon 3/2

1:15 pm-9:30 am

2 stops36h 15m

Porto

Tue 3/10

6:00 am-9:38 pm

2 stops22h 38m

$576

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 11 results
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Best time to book a flight from Eugene to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto 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.

Related info for your journey

Find useful and relevant information for your journey from Eugene to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Eugene to Porto?

    Airlines like United Airlines fly from Eugene to Porto in about 19h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from Eugene to Porto is about 5276 mi.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Eugene to Porto (average of $523). Flying from Eugene to Porto in June is currently the most expensive (average of $1,028). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra

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