What is the cheapest airline that flies from Alaska to Portugal?

American Airlines, Lufthansa, and United Airlines are the most popular carriers operating from Alaska to Portugal

When did momondo last update prices for flights from Alaska to Portugal?

Prices for flights from Alaska to Portugal refresh daily.

How many operators does momondo search for flights from Alaska to Portugal?

As of August 2026, there are 2 operators available to choose from for flights from Alaska to Portugal.

How old do you have to be to fly from Alaska 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 Alaska to Portugal.

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

The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$347 Cheap Flights from Alaska to Portugal in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Alaska to Portugal

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:43 pm - 10:40 amANC Anchorage-LIS Lisbon Humberto Delgado

28h 57m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:00 am - 7:39 pmLIS Lisbon Humberto Delgado-ANC Anchorage

23h 39m2 stops Frankfurt am Main Chicago O'Hare Intl

$756United Airlines

Sun, Nov 1 - Tue, Nov 10

8:54 pm - 10:40 amANC Anchorage-LIS Lisbon Humberto Delgado

28h 46m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:00 am - 7:39 pmLIS Lisbon Humberto Delgado-ANC Anchorage

23h 39m2 stops Frankfurt am Main Chicago O'Hare Intl

$756United Airlines

Sun, Nov 1 - Tue, Nov 10

11:40 pm - 8:10 amANC Anchorage-LIS Lisbon Humberto Delgado

23h 30m2 stops Denver Intl Newark

5:00 am - 10:39 pmLIS Lisbon Humberto Delgado-ANC Anchorage

26h 39m2 stops Frankfurt am Main Denver Intl

$756United Airlines

Mon, Feb 8 - Thu, Feb 11

8:43 pm - 10:40 amANC Anchorage-LIS Lisbon Humberto Delgado

28h 57m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:00 am - 7:39 pmLIS Lisbon Humberto Delgado-ANC Anchorage

23h 39m2 stops Frankfurt am Main Chicago O'Hare Intl

$757United Airlines

Sun, Nov 1 - Tue, Nov 10

6:30 am - 3:10 pmANC Anchorage-LIS Lisbon Humberto Delgado

24h 40m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

5:00 am - 9:59 pmLIS Lisbon Humberto Delgado-ANC Anchorage

24h 59m2 stops Amsterdam Schiphol Minneapolis St Paul

$806Multiple Airlines

Wed, Oct 28 - Sun, Nov 1

11:51 am - 5:50 pmANC Anchorage-LIS Lisbon Humberto Delgado

20h 59m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

5:00 am - 12:35 amLIS Lisbon Humberto Delgado-ANC Anchorage

28h 35m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$878Delta

Fri, Oct 2 - Fri, Oct 9

11:51 am - 5:50 pmANC Anchorage-LIS Lisbon Humberto Delgado

20h 59m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

5:00 am - 8:59 pmLIS Lisbon Humberto Delgado-ANC Anchorage

24h 59m2 stops Amsterdam Schiphol Minneapolis St Paul

$879Delta

Sun, Oct 4 - Sun, Oct 11

8:00 am - 6:45 pmANC Anchorage-LIS Lisbon Humberto Delgado

25h 45m2 stops Seattle/Tacoma Intl Amsterdam Schiphol

5:00 am - 8:41 pmLIS Lisbon Humberto Delgado-ANC Anchorage

24h 41m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$883Delta

Fri, Sep 18 - Tue, Oct 6

11:45 pm - 11:05 amANC Anchorage-LIS Lisbon Humberto Delgado

26h 20m2 stops Denver Intl Toronto Pearson Intl

8:10 pm - 7:57 pmLIS Lisbon Humberto Delgado-ANC Anchorage

32h 47m3 stops London Heathrow Toronto Pearson Intl Chicago O'Hare Intl

$1,445Multiple Airlines

Fri, Oct 2 - Fri, Oct 9

11:45 pm - 9:20 amANC Anchorage-LIS Lisbon Humberto Delgado

24h 35m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

8:10 pm - 7:57 pmLIS Lisbon Humberto Delgado-ANC Anchorage

32h 47m3 stops London Heathrow Toronto Pearson Intl Chicago O'Hare Intl

$1,716Multiple Airlines

Sun, Oct 4 - Sun, Oct 11

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United Airlines flights from Alaska to Portugal

Our best United Airlines deals on Alaska to Portugal flight tickets

United Airlines

Nov 1

ANC8:54 pmAnchorage

28h 46m

2 stops

LIS10:40 amLisbon Humberto Delgado

Nov 10

LIS5:00 amLisbon Humberto Delgado

23h 39m

2 stops

ANC7:39 pmAnchorage

$756

United Airlines

Nov 1

ANC8:43 pmAnchorage

28h 57m

2 stops

LIS10:40 amLisbon Humberto Delgado

Nov 10

LIS5:00 amLisbon Humberto Delgado

23h 39m

2 stops

ANC7:39 pmAnchorage

$757

United Airlines

Jan 17

ANC8:44 pmAnchorage

27h 36m

2 stops

LIS9:20 amLisbon Humberto Delgado

Jan 21

LIS5:00 amLisbon Humberto Delgado

26h 39m

2 stops

ANC10:39 pmAnchorage

$760

Delta flights from Alaska to Portugal

Our best Delta deals on Alaska to Portugal flight tickets

Delta

Oct 2

ANC11:51 amAnchorage

20h 59m

2 stops

LIS5:50 pmLisbon Humberto Delgado

Oct 9

LIS5:00 amLisbon Humberto Delgado

28h 35m

2 stops

ANC12:35 amAnchorage

$878

Delta

Oct 4

ANC11:51 amAnchorage

20h 59m

2 stops

LIS5:50 pmLisbon Humberto Delgado

Oct 11

LIS5:00 amLisbon Humberto Delgado

24h 59m

2 stops

ANC8:59 pmAnchorage

$879

Delta

Sep 18

ANC8:00 amAnchorage

25h 45m

2 stops

LIS6:45 pmLisbon Humberto Delgado

Oct 6

LIS5:00 amLisbon Humberto Delgado

24h 41m

2 stops

ANC8:41 pmAnchorage

$883

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Sun 11/1

8:43 pm-10:40 am

2 stops28h 57m

Lisbon Humberto Delgado

Tue 11/10

5:00 am-7:39 pm

2 stops23h 39m

$756

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Sun 11/1

8:54 pm-10:40 am

2 stops28h 46m

Lisbon Humberto Delgado

Tue 11/10

5:00 am-7:39 pm

2 stops23h 39m

$756

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Mon 2/8

11:40 pm-8:10 am

2 stops23h 30m

Lisbon Humberto Delgado

Thu 2/11

5:00 am-10:39 pm

2 stops26h 39m

$756

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Sun 11/1

8:43 pm-10:40 am

2 stops28h 57m

Lisbon Humberto Delgado

Tue 11/10

5:00 am-7:39 pm

2 stops23h 39m

$757

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Wed 10/28

6:30 am-3:10 pm

2 stops24h 40m

Lisbon Humberto Delgado

Sun 11/1

5:00 am-9:59 pm

2 stops24h 59m

$806

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Fri 10/2

11:51 am-5:50 pm

2 stops20h 59m

Lisbon Humberto Delgado

Fri 10/9

5:00 am-12:35 am

2 stops28h 35m

$878

Quickest round-trip

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Sun 10/4

11:51 am-5:50 pm

2 stops20h 59m

Lisbon Humberto Delgado

Sun 10/11

5:00 am-8:59 pm

2 stops24h 59m

$879

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Fri 9/18

8:00 am-6:45 pm

2 stops25h 45m

Lisbon Humberto Delgado

Tue 10/6

5:00 am-8:41 pm

2 stops24h 41m

$883

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Fri 10/2

11:45 pm-11:05 am

2 stops26h 20m

Lisbon Humberto Delgado

Fri 10/9

8:10 pm-7:57 pm

3 stops32h 47m

$1,445

AnchorageLisbon

ANC Anchorage - LIS Lisbon Humberto Delgado

ANCLIS

Anchorage

Sun 10/4

11:45 pm-9:20 am

2 stops24h 35m

Lisbon Humberto Delgado

Sun 10/11

8:10 pm-7:57 pm

3 stops32h 47m

$1,716

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Alaska 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

Prices

Airlines

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Alaska is in June. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of June, then book flights to Portugal from Alaska during January instead. Flights to Portugal in January, while not as cheap as those in June, still average around $0.

Cheap Alaska to Portugal flight deals and tips

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

Best Price Found	$347
Fastest flight time	23h 30m
Direct flights	None

The best one-way flight to Portugal from Alaska in the past 72 hours is $347. The best round-trip flight deal from Alaska to Portugal found on momondo in the last 72 hours is $756.

The fastest flight from Alaska to Portugal takes 23h 30m

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

Search flight deals

Frequently asked questions about flying from Alaska to Portugal

When did momondo last update prices for flights from Alaska to Portugal?
Prices for flights from Alaska to Portugal refresh daily.
How many operators does momondo search for flights from Alaska to Portugal?
As of August 2026, there are 2 operators available to choose from for flights from Alaska to Portugal.
How old do you have to be to fly from Alaska 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 Alaska to Portugal.
What documentation or ID do you need to fly to Portugal?
The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Alaska to Portugal

Compare and see reviews for airlines that fly from Alaska to Portugal with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $642	Free Cancellation	Rating 7.8 8,517 reviews		Search Delta flights
United Airlines	PriceFrom $694	Free Cancellation	Rating 7.4 10,112 reviews		Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Alaska to Portugal. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Alaska to Portugal on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Alaska to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Alaska to Portugal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Popular cities

Other flights from Alaska

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Airlines

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Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $554

Flights to Portofrom $536

Flights to Funchalfrom $547

Flights to Farofrom $587

Flights to Ponta Delgadafrom $576

Flights to Lajesfrom $640

Flights to Hortafrom $696

Flights to Pico Islandfrom $656

Flights to Porto Santofrom $724

Flights to Velasfrom $676

Cheap flights from Alaska to Portugal from $347

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to Portugal departing on 1/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Alaska to Portugal

Cheap round-trip flights

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Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

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United Airlines flights from Alaska to Portugal

Our best United Airlines deals on Alaska to Portugal flight tickets

Delta flights from Alaska to Portugal

Our best Delta deals on Alaska to Portugal flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Alaska to Portugal that are best for you.

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How to get the cheapest flight ticket from Alaska to Portugal

What is the cheapest month to fly to Portugal?

What is the cheapest airline that flies from Alaska to Portugal?

Cheap Alaska to Portugal flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Alaska to Portugal

Best airlines flying from Alaska to Portugal

Compare and see reviews for airlines that fly from Alaska to Portugal with momondo

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Alaska flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year