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

United Airlines, Air Canada, and Icelandair 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 October 2025, 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.

$512 Cheap Flights from Alaska to Portugal in 2025/26

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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.

9:07 pm - 9:20 amANC-LIS

28h 13m2 stops

5:00 am - 7:59 pmLIS-ANC

23h 59m2 stops

$682Multiple Airlines

Find Deal

Mon, Oct 27 - Tue, Nov 4

11:59 pm - 8:10 amANC-LIS

24h 11m2 stops

5:00 am - 7:59 pmLIS-ANC

23h 59m2 stops

$686United Airlines

Find Deal

Tue, Oct 28 - Tue, Nov 4

9:07 pm - 8:10 amANC-LIS

27h 03m2 stops

5:00 am - 7:59 pmLIS-ANC

23h 59m2 stops

$736United Airlines

Find Deal

Wed, Oct 29 - Wed, Nov 5

8:55 pm - 9:20 amANC-LIS

27h 25m2 stops

11:25 am - 7:45 pmLIS-ANC

41h 20m2 stops

$862Air Canada

Find Deal

Thu, Apr 9 - Tue, Apr 28

8:55 pm - 11:10 amANC-LIS

53h 15m2 stops

11:25 am - 7:45 pmLIS-ANC

41h 20m2 stops

$887Air Canada

Find Deal

Fri, Apr 10 - Sat, Apr 25

1:50 pm - 9:55 pmANC-LIS

24h 05m2 stops

7:05 am - 9:48 pmLIS-ANC

23h 43m2 stops

$1,194British Airways

Find Deal

Thu, Oct 30 - Wed, Nov 5

8:00 am - 2:50 pmANC-LIS

22h 50m2 stops

4:00 pm - 9:48 pmLIS-ANC

38h 48m2 stops

$1,246British Airways

Find Deal

Fri, Oct 31 - Tue, Nov 4

12:30 am - 9:00 amANC-LIS

24h 30m2 stops

5:00 am - 6:31 pmLIS-ANC

22h 31m2 stops

$1,458Delta

Find Deal

Mon, Oct 27 - Thu, Nov 6

2:26 am - 8:45 amANC-LIS

22h 19m2 stops

10:35 am - 7:15 pmLIS-ANC

41h 40m2 stops

$1,478American Airlines

Find Deal

Thu, Oct 30 - Tue, Nov 4

12:30 am - 9:00 amANC-LIS

24h 30m2 stops

5:00 am - 6:31 pmLIS-ANC

22h 31m2 stops

$1,681Delta

Find Deal

Thu, Oct 30 - Tue, Nov 4

United Airlines flights from Alaska to Portugal

Our best United Airlines deals on Alaska to Portugal flight tickets

United Airlines

Oct 28

ANC11:59 pmAnchorage

24h 11m

2 stops

LIS8:10 amLisbon Humberto Delgado

Nov 4

LIS5:00 amLisbon Humberto Delgado

23h 59m

2 stops

ANC7:59 pmAnchorage

$686

Find similar

United Airlines

Oct 29

ANC9:07 pmAnchorage

27h 03m

2 stops

LIS8:10 amLisbon Humberto Delgado

Nov 5

LIS5:00 amLisbon Humberto Delgado

23h 59m

2 stops

ANC7:59 pmAnchorage

$736

Find similar

United Airlines

Apr 11

ANC11:45 pmAnchorage

24h 35m

2 stops

LIS9:20 amLisbon Humberto Delgado

Apr 29

LIS5:05 amLisbon Humberto Delgado

23h 40m

2 stops

ANC7:45 pmAnchorage

$800

Find similar

Air Canada flights from Alaska to Portugal

Our best Air Canada deals on Alaska to Portugal flight tickets

Air Canada

Apr 9

ANC8:55 pmAnchorage

27h 25m

2 stops

LIS9:20 amLisbon Humberto Delgado

Apr 28

LIS11:25 amLisbon Humberto Delgado

41h 20m

2 stops

ANC7:45 pmAnchorage

$862

Find similar

Air Canada

Apr 10

ANC8:55 pmAnchorage

53h 15m

2 stops

LIS11:10 amLisbon Humberto Delgado

Apr 25

LIS11:25 amLisbon Humberto Delgado

41h 20m

2 stops

ANC7:45 pmAnchorage

$887

Find similar

Air Canada

Apr 12

ANC8:55 pmAnchorage

27h 25m

2 stops

LIS9:20 amLisbon Humberto Delgado

Apr 26

LIS11:25 amLisbon Humberto Delgado

41h 20m

2 stops

ANC7:45 pmAnchorage

$912

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 10/27

9:07 pm-9:20 am

2 stops28h 13m

Lisbon Humberto Delgado

Tue 11/4

5:00 am-7:59 pm

2 stops23h 59m

$682

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 10/28

11:59 pm-8:10 am

2 stops24h 11m

Lisbon Humberto Delgado

Tue 11/4

5:00 am-7:59 pm

2 stops23h 59m

$686

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Wed 10/29

9:07 pm-8:10 am

2 stops27h 03m

Lisbon Humberto Delgado

Wed 11/5

5:00 am-7:59 pm

2 stops23h 59m

$736

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Thu 4/9

8:55 pm-9:20 am

2 stops27h 25m

Lisbon Humberto Delgado

Tue 4/28

11:25 am-7:45 pm

2 stops41h 20m

$862

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Fri 4/10

8:55 pm-11:10 am

2 stops53h 15m

Lisbon Humberto Delgado

Sat 4/25

11:25 am-7:45 pm

2 stops41h 20m

$887

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Thu 10/30

1:50 pm-9:55 pm

2 stops24h 05m

Lisbon Humberto Delgado

Wed 11/5

7:05 am-9:48 pm

2 stops23h 43m

$1,194

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Fri 10/31

8:00 am-2:50 pm

2 stops22h 50m

Lisbon Humberto Delgado

Tue 11/4

4:00 pm-9:48 pm

2 stops38h 48m

$1,246

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 10/27

12:30 am-9:00 am

2 stops24h 30m

Lisbon Humberto Delgado

Thu 11/6

5:00 am-6:31 pm

2 stops22h 31m

$1,458

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Thu 10/30

2:26 am-8:45 am

2 stops22h 19m

Lisbon Humberto Delgado

Tue 11/4

10:35 am-7:15 pm

2 stops41h 40m

$1,478

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Thu 10/30

12:30 am-9:00 am

2 stops24h 30m

Lisbon Humberto Delgado

Tue 11/4

5:00 am-6:31 pm

2 stops22h 31m

$1,681

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 February. Flight prices, which tend to average around $767, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Alaska during August instead. Flights to Portugal in August, while not as cheap as those in February, still average around $1,035.

What is the cheapest day to depart on your flight to Portugal?

According to our data, Monday is the cheapest day to fly to Portugal from Alaska. The lowest ticket price found for a Monday departure recently was $652. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Friday, with ticket prices averaging around $1,387.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the morning. Flights from Alaska to Portugal during this time can be as low as $971. At noon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,531 per ticket.

Cheap Alaska to Portugal flight deals and tips

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

Direct flights	None

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

Search flight deals

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 October 2025, 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
United Airlines	PriceFrom $694	Free Cancellation	Rating 7.4 8,976 reviews		Search United Airlines flights
Delta	PriceFrom $777	Free Cancellation	Rating 7.9 7,975 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.