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$512+ Cheap flights from Alaska to Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LIS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Alaska to Portugal

Cheapest flights from Alaska to Portugal
Explore the most affordable flight options available from Alaska to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
Thu 12/181:30 amANC - LIS
2 stops23h 45mUnited Airlines
Sat 1/311:55 amLIS - ANC
2 stops40h 50mUnited Airlines
Deal found 12/17$2,990

Find flight deals from Alaska to Portugal

Keep the following information in mind while searching for Alaska to Portugal flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$690
(United Airlines)

One-way from

$512
(Delta)

Popular in

June

Cheapest in

February

Average price

$800
Provider with most accurate pricing for Anchorage-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Anchorage-Lisbon Humberto Delgado flights.
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From Alaska to Portugal
Search Deals
One-way flight from Alaska to Portugal
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($289 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Alaska to Portugal 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 December 18, 2025.
Use the filters below to find and compare flights from Alaska to Portugal that are best for you.

Fly from

Alaska

Fly to

Portugal

Route

Depart

Return

Price

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 3/30

8:55 pm-10:30 am

2 stops28h 35m

Lisbon Humberto Delgado

Fri 4/10

5:05 am-7:45 pm

2 stops23h 40m

$680

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 3/30

8:55 pm-10:30 am

2 stops28h 35m

Lisbon Humberto Delgado

Wed 4/15

5:05 am-7:45 pm

2 stops23h 40m

$680

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sun 3/29

8:55 pm-10:30 am

2 stops28h 35m

Lisbon Humberto Delgado

Fri 4/10

5:05 am-7:45 pm

2 stops23h 40m

$680

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sun 3/29

8:55 pm-10:30 am

2 stops28h 35m

Lisbon Humberto Delgado

Thu 4/16

7:25 am-10:39 pm

2 stops24h 14m

$680

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 3/30

1:34 am-2:50 pm

2 stops28h 16m

Lisbon Humberto Delgado

Wed 4/15

11:55 am-8:20 pm

2 stops41h 25m

$682

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sat 3/28

8:29 pm-10:45 am

2 stops29h 16m

Lisbon Humberto Delgado

Thu 4/16

5:00 am-12:23 am

2 stops28h 23m

$682

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sat 3/28

8:29 pm-10:45 am

2 stops29h 16m

Lisbon Humberto Delgado

Wed 4/15

5:00 am-12:23 am

2 stops28h 23m

$682

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 3/31

1:20 pm-5:50 pm

2 stops19h 30m

Lisbon Humberto Delgado

Tue 4/14

5:00 am-12:23 am

2 stops28h 23m

$682

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 3/30

1:34 am-11:15 am

2 stops24h 41m

Lisbon Humberto Delgado

Thu 4/16

5:00 am-12:23 am

2 stops28h 23m

$682

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 3/31

8:55 pm-11:05 am

2 stops29h 10m

Lisbon Humberto Delgado

Fri 4/10

11:25 am-7:45 pm

2 stops41h 20m

$686

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 17 results
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Best time to book a flight from Alaska to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Alaska 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.

Cheapflights Insights

Everything you need to know about your flight from Alaska to Portugal

What is the cheapest month to book a flight from Alaska to Portugal?

Currently, November is the cheapest month in which you can book a flight from Alaska to Portugal (average of $697). Flying from Alaska to Portugal in June is currently the most expensive (average of $1,879). 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.

What is the cheapest time of day to fly from AK to PT?

Find hourly flight availability from Alaska to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Alaska to Portugal at noon. Doing so could potentially save you 6% on the flight price compared to flying in the afternoon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Alaska to Portugal. 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 Alaska to Portugal?

    A quick flight from Alaska to Portugal can take about 28h 16m. United Airlines provides one of the quickest options available for as low as $682. The distance from Alaska to Portugal is about 5185 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Alaska to Portugal that include hotel bookings?

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

  • How can I find direct flights from Alaska to Portugal?

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

  • Can I find deals for business class flights from Alaska to Portugal?

    Yes. Cheapflights offers flight deals from Alaska to Portugal 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 Alaska to Portugal?

    Currently, November is the cheapest month in which you can book a flight from Alaska to Portugal (average of $697). Flying from Alaska to Portugal in June is currently the most expensive (average of $1,879). 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

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Top 3 airlines flying from Alaska to Portugal

Discover the top 3 airlines that operate flights from Alaska to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$694Average$869FlexibilityNo cancel feeOn-time69%
DeltaCheapest$777Average$1,236FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$1,058Average$1,236FlexibilityNo cancel feeOn-time70%

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