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

Lufthansa is the most popular carrier 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 May 2026, there is 1 operator 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.

$729 Cheap Flights from Alaska to Portugal in 2026

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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.

3:30 pm - 8:20 am

ANC

LIS

55h 50m

2 stops

5:05 am - 7:45 pm

LIS

ANC

23h 40m

2 stops

$946United Airlines

Fri, Sep 18 - Tue, Oct 6

2:40 pm - 9:20 am

ANC

LIS

57h 40m

2 stops

11:25 am - 7:45 pm

LIS

ANC

41h 20m

2 stops

$978Air Canada

Fri, Sep 11 - Sat, Sep 26

11:40 pm - 11:05 am

ANC

LIS

50h 25m

2 stops

11:25 am - 10:39 pm

LIS

ANC

44h 14m

2 stops

$979United Airlines

Thu, Oct 1 - Sat, Oct 17

6:10 am - 2:55 pm

ANC

LIS

23h 45m

2 stops

7:45 pm - 4:18 pm

LIS

ANC

29h 33m

2 stops

$981Multiple Airlines

Fri, Sep 18 - Tue, Oct 6

2:40 pm - 9:20 am

ANC

LIS

57h 40m

2 stops

8:10 pm - 7:45 pm

LIS

ANC

32h 35m

3 stops

$1,213Air Canada

Fri, Sep 11 - Sat, Sep 26

9:50 pm - 5:45 pm

ANC

LIS

34h 55m

2 stops

5:10 pm - 8:52 pm

LIS

ANC

36h 42m

2 stops

$1,249British Airways

Sat, Jun 13 - Mon, Aug 3

6:00 am - 11:15 am

ANC

LIS

20h 15m

2 stops

5:00 am - 11:59 pm

LIS

ANC

27h 59m

2 stops

$1,257Delta

Mon, Jun 15 - Mon, Aug 3

12:35 pm - 6:45 pm

ANC

LIS

21h 10m

2 stops

5:00 am - 8:07 pm

LIS

ANC

24h 07m

2 stops

$1,262KLM

Fri, Jun 12 - Wed, Jun 17

1:30 am - 11:15 am

ANC

LIS

24h 45m

2 stops

5:35 am - 12:59 am

LIS

ANC

28h 24m

2 stops

$1,264Delta

Sun, Jun 14 - Mon, Aug 3

12:12 pm - 11:05 am

ANC

LIS

37h 53m

2 stops

10:25 am - 7:12 pm

LIS

ANC

17h 47m

1 stop

$1,291United Airlines

Thu, Jun 11 - Wed, Jun 17

Delta flights from Alaska to Portugal

Our best Delta deals on Alaska to Portugal flight tickets

Delta

Jun 15

ANC6:00 amAnchorage

20h 15m

2 stops

LIS11:15 amLisbon Humberto Delgado

Aug 3

LIS5:00 amLisbon Humberto Delgado

27h 59m

2 stops

ANC11:59 pmAnchorage

$1,257

Delta

Jun 14

ANC1:30 amAnchorage

24h 45m

2 stops

LIS11:15 amLisbon Humberto Delgado

Aug 3

LIS5:35 amLisbon Humberto Delgado

28h 24m

2 stops

ANC12:59 amAnchorage

$1,264

Delta

Jun 2

ANC1:55 amAnchorage

24h 20m

2 stops

LIS11:15 amLisbon Humberto Delgado

Jun 10

LIS5:00 amLisbon Humberto Delgado

24h 52m

2 stops

ANC8:52 pmAnchorage

$1,315

United Airlines flights from Alaska to Portugal

Our best United Airlines deals on Alaska to Portugal flight tickets

United Airlines

Sep 18

ANC3:30 pmAnchorage

55h 50m

2 stops

LIS8:20 amLisbon Humberto Delgado

Oct 6

LIS5:05 amLisbon Humberto Delgado

23h 40m

2 stops

ANC7:45 pmAnchorage

$946

United Airlines

Oct 1

ANC11:40 pmAnchorage

50h 25m

2 stops

LIS11:05 amLisbon Humberto Delgado

Oct 17

LIS11:25 amLisbon Humberto Delgado

44h 14m

2 stops

ANC10:39 pmAnchorage

$979

United Airlines

Jun 11

ANC12:12 pmAnchorage

37h 53m

2 stops

LIS11:05 amLisbon Humberto Delgado

Jun 17

LIS10:25 amLisbon Humberto Delgado

17h 47m

1 stop

ANC7:12 pmAnchorage

$1,291

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Fri 9/18

3:30 pm-8:20 am

2 stops55h 50m

Lisbon Humberto Delgado

Tue 10/6

5:05 am-7:45 pm

2 stops23h 40m

$946

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Fri 9/11

2:40 pm-9:20 am

2 stops57h 40m

Lisbon Humberto Delgado

Sat 9/26

11:25 am-7:45 pm

2 stops41h 20m

$978

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Thu 10/1

11:40 pm-11:05 am

2 stops50h 25m

Lisbon Humberto Delgado

Sat 10/17

11:25 am-10:39 pm

2 stops44h 14m

$979

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Fri 9/18

6:10 am-2:55 pm

2 stops23h 45m

Lisbon Humberto Delgado

Tue 10/6

7:45 pm-4:18 pm

2 stops29h 33m

$981

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Fri 9/11

2:40 pm-9:20 am

2 stops57h 40m

Lisbon Humberto Delgado

Sat 9/26

8:10 pm-7:45 pm

3 stops32h 35m

$1,213

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sat 6/13

9:50 pm-5:45 pm

2 stops34h 55m

Lisbon Humberto Delgado

Mon 8/3

5:10 pm-8:52 pm

2 stops36h 42m

$1,249

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 6/15

6:00 am-11:15 am

2 stops20h 15m

Lisbon Humberto Delgado

Mon 8/3

5:00 am-11:59 pm

2 stops27h 59m

$1,257

Quickest round-trip

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Fri 6/12

12:35 pm-6:45 pm

2 stops21h 10m

Lisbon Humberto Delgado

Wed 6/17

5:00 am-8:07 pm

2 stops24h 07m

$1,262

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sun 6/14

1:30 am-11:15 am

2 stops24h 45m

Lisbon Humberto Delgado

Mon 8/3

5:35 am-12:59 am

2 stops28h 24m

$1,264

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Thu 6/11

12:12 pm-11:05 am

2 stops37h 53m

Lisbon Humberto Delgado

Wed 6/17

10:25 am-7:12 pm

1 stop17h 47m

$1,291

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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

Fastest flight time	20h 15m
Direct flights	None

The fastest flight from Alaska to Portugal takes 20h 15m

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 May 2026, there is 1 operator 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 7.9 8,456 reviews		Search Delta 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.

An easier way to manage your Portugal trip

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Find better results for your trip to Portugal

Popular cities

Other flights from Alaska

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $436

Flights to Portofrom $445

Flights to Funchalfrom $619

Flights to Farofrom $622

Flights to Ponta Delgadafrom $577

Flights to Lajesfrom $601

Flights to Pico Islandfrom $671

Flights to Hortafrom $655

Flights to Porto Santofrom $822

Flights to Velasfrom $760

Cheap flights from Alaska to Portugal from $729

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 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Delta flights from Alaska to Portugal

Our best Delta deals on Alaska to Portugal flight tickets

United Airlines flights from Alaska to Portugal

Our best United Airlines deals on Alaska to Portugal flight tickets

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See travel insights to Portugal from

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

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

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