How do I get Price Alerts for flights from Eugene to Portugal?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Eugene from Portugal . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Eugene to Portugal with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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?

There is 1 operator available for flights from Eugene Airport to Portugal as of August 2026.

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.

$725 Cheap Flights from Eugene to Portugal in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Eugene to Portugal

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:27 pm - 10:40 amEUG Eugene-LIS Lisbon Humberto Delgado

36h 13m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

10:55 am - 11:57 amLIS Lisbon Humberto Delgado-EUG Eugene

33h 02m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$725United Airlines

Sun, Nov 8 - Thu, Nov 12

2:27 pm - 9:20 amEUG Eugene-LIS Lisbon Humberto Delgado

35h 53m2 stops Chicago O'Hare Intl Toronto Pearson Intl

11:20 am - 6:18 pmLIS Lisbon Humberto Delgado-EUG Eugene

38h 58m2 stops Toronto Pearson Intl San Francisco

$730United Airlines

Sat, Oct 31 - Wed, Nov 4

5:00 am - 3:20 pmEUG Eugene-OPO Porto

26h 20m2 stops Denver Intl Frankfurt am Main

6:00 am - 11:20 pmOPO Porto-EUG Eugene

25h 20m2 stops Frankfurt am Main San Francisco

$737United Airlines

Mon, Jan 11 - Thu, Jan 14

5:00 am - 3:20 pmEUG Eugene-OPO Porto

26h 20m3 stops Denver Intl Houston George Bush Intcntl Frankfurt am Main

6:00 am - 9:38 pmOPO Porto-EUG Eugene

23h 38m2 stops Frankfurt am Main Denver Intl

$737United Airlines

Mon, Jan 11 - Thu, Jan 14

12:33 pm - 5:30 pmEUG Eugene-LIS Lisbon Humberto Delgado

20h 57m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

12:20 pm - 11:54 pmLIS Lisbon Humberto Delgado-EUG Eugene

43h 34m2 stops Paris Charles de Gaulle Seattle/Tacoma Intl

$750Air France

Sun, Nov 8 - Thu, Nov 12

4:30 pm - 11:30 pmEUG Eugene-LIS Lisbon Humberto Delgado

23h 00m2 stops San Francisco Munich Franz Josef Strauss

5:00 am - 6:12 pmLIS Lisbon Humberto Delgado-EUG Eugene

21h 12m2 stops Frankfurt am Main San Francisco

$770Lufthansa

Thu, Nov 12 - Wed, Nov 18

4:30 pm - 11:30 pmEUG Eugene-LIS Lisbon Humberto Delgado

23h 00m2 stops San Francisco Munich Franz Josef Strauss

5:00 am - 9:29 pmLIS Lisbon Humberto Delgado-EUG Eugene

24h 29m2 stops Frankfurt am Main Denver Intl

$770Lufthansa

Thu, Nov 12 - Wed, Nov 18

6:03 am - 10:00 pmEUG Eugene-OPO Porto

31h 57m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

5:00 am - 11:54 pmOPO Porto-EUG Eugene

26h 54m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$773Delta

Thu, Nov 12 - Wed, Nov 18

7:25 pm - 9:20 amEUG Eugene-LIS Lisbon Humberto Delgado

29h 55m2 stops San Francisco Montreal Pierre Elliott Trudeau Intl

11:20 am - 1:25 pmLIS Lisbon Humberto Delgado-EUG Eugene

34h 05m3 stops Toronto Pearson Intl Chicago O'Hare Intl Denver Intl

$775United Airlines

Thu, Nov 12 - Wed, Nov 18

6:05 am - 5:50 pmEUG Eugene-LIS Lisbon Humberto Delgado

27h 45m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

12:20 pm - 11:59 pmLIS Lisbon Humberto Delgado-EUG Eugene

42h 39m2 stops Paris Charles de Gaulle Seattle/Tacoma Intl

$810Delta

Sun, Oct 18 - Mon, Oct 26

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KLM flights from Eugene to Portugal

Our best KLM deals on Eugene to Portugal flight tickets

KLM

Oct 20

EUG6:05 amEugene

28h 40m

2 stops

LIS6:45 pmLisbon Humberto Delgado

Oct 28

LIS3:35 pmLisbon Humberto Delgado

32h 26m

2 stops

EUG5:01 pmEugene

$794

KLM

Oct 15

EUG6:05 amEugene

28h 40m

2 stops

LIS6:45 pmLisbon Humberto Delgado

Oct 24

LIS5:00 amLisbon Humberto Delgado

25h 49m

2 stops

EUG10:49 pmEugene

$904

KLM

Sep 2

EUG6:10 amEugene

24h 25m

2 stops

LIS2:35 pmLisbon Humberto Delgado

Sep 8

LIS7:45 pmLisbon Humberto Delgado

28h 20m

2 stops

EUG4:05 pmEugene

$1,004

Delta flights from Eugene to Portugal

Our best Delta deals on Eugene to Portugal flight tickets

Delta

Nov 12

EUG6:03 amEugene

31h 57m

2 stops

OPO10:00 pmPorto

Nov 18

OPO5:00 amPorto

26h 54m

2 stops

EUG11:54 pmEugene

$773

Delta

Oct 19

EUG6:05 amEugene

27h 45m

2 stops

LIS5:50 pmLisbon Humberto Delgado

Oct 26

LIS12:20 pmLisbon Humberto Delgado

42h 39m

2 stops

EUG11:59 pmEugene

$810

Delta

Oct 17

EUG12:33 pmEugene

45h 17m

2 stops

LIS5:50 pmLisbon Humberto Delgado

Oct 26

LIS12:20 pmLisbon Humberto Delgado

42h 39m

2 stops

EUG11:59 pmEugene

$815

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Sun 11/8

2:27 pm-10:40 am

2 stops36h 13m

Lisbon Humberto Delgado

Thu 11/12

10:55 am-11:57 am

2 stops33h 02m

$725

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Sat 10/31

2:27 pm-9:20 am

2 stops35h 53m

Lisbon Humberto Delgado

Wed 11/4

11:20 am-6:18 pm

2 stops38h 58m

$730

EugenePorto

EUG Eugene - OPO Porto

EUGOPO

Eugene

Mon 1/11

5:00 am-3:20 pm

2 stops26h 20m

Porto

Thu 1/14

6:00 am-11:20 pm

2 stops25h 20m

$737

EugenePorto

EUG Eugene - OPO Porto

EUGOPO

Eugene

Mon 1/11

5:00 am-3:20 pm

3 stops26h 20m

Porto

Thu 1/14

6:00 am-9:38 pm

2 stops23h 38m

$737

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Sun 11/8

12:33 pm-5:30 pm

2 stops20h 57m

Lisbon Humberto Delgado

Thu 11/12

12:20 pm-11:54 pm

2 stops43h 34m

$750

Quickest round-trip

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Thu 11/12

4:30 pm-11:30 pm

2 stops23h 00m

Lisbon Humberto Delgado

Wed 11/18

5:00 am-6:12 pm

2 stops21h 12m

$770

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Thu 11/12

4:30 pm-11:30 pm

2 stops23h 00m

Lisbon Humberto Delgado

Wed 11/18

5:00 am-9:29 pm

2 stops24h 29m

$770

EugenePorto

EUG Eugene - OPO Porto

EUGOPO

Eugene

Thu 11/12

6:03 am-10:00 pm

2 stops31h 57m

Porto

Wed 11/18

5:00 am-11:54 pm

2 stops26h 54m

$773

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Thu 11/12

7:25 pm-9:20 am

2 stops29h 55m

Lisbon Humberto Delgado

Wed 11/18

11:20 am-1:25 pm

3 stops34h 05m

$775

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Sun 10/18

6:05 am-5:50 pm

2 stops27h 45m

Lisbon Humberto Delgado

Mon 10/26

12:20 pm-11:59 pm

2 stops42h 39m

$810

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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	18h 00m
Direct flights	None

The fastest flight from Eugene to Portugal takes 18h 00m

There are no direct flights from Eugene to Portugal. There are no popular flight routes from Eugene to Portugal.

Search flight deals

Frequently asked questions about flying from Eugene to Portugal

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?
There is 1 operator available for flights from Eugene Airport to Portugal as of August 2026.
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
Delta	PriceFrom $500	Free Cancellation	Rating 7.8 8,491 reviews		Search Delta flights

Frequently asked questions about flying from Eugene to Portugal

How do I get Price Alerts for flights from Eugene to Portugal?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Eugene from Portugal. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Eugene to Portugal with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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.