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$513+ 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
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This KLM deal was found by Cheapflights users on 1/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
ANC
-
LIS
2 stops27h 45m
KLM
Tue 5/55:00 am
LIS
-
ANC
2 stops28h 25m
KLM
Deal found 1/25$603
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 4/711:47 pm
ANC
-
LIS
2 stops30h 48m
United Airlines
Sun 4/1911:25 am
LIS
-
ANC
2 stops41h 30m
United Airlines
Deal found 1/26$667
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 2/1711:45 pm
ANC
-
LIS
2 stops23h 25m
United Airlines
Tue 2/245:00 am
LIS
-
ANC
2 stops27h 08m
United Airlines
Deal found 1/26$689
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:45 am
ANC
-
LIS
2 stops24h 25m
Delta
Thu 2/265:00 am
LIS
-
ANC
2 stops22h 57m
Delta
Deal found 1/26$692
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 2/159:00 am
ANC
-
LIS
3 stops29h 30m
United Airlines
Tue 2/245:00 am
LIS
-
ANC
2 stops27h 08m
United Airlines
Deal found 1/26$693
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 2/1511:45 pm
ANC
-
LIS
2 stops30h 05m
United Airlines
Wed 2/255:00 am
LIS
-
ANC
2 stops27h 08m
United Airlines
Deal found 1/26$705
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/165:45 am
ANC
-
LIS
2 stops26h 45m
Delta
Mon 2/2311:25 am
LIS
-
ANC
2 stops57h 45m
Delta
Deal found 1/26$709
This KAYAK deal was found by Cheapflights users on 1/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/159:00 am
ANC
-
LIS
2 stops21h 05m
Lufthansa
Mon 2/233:55 pm
LIS
-
ANC
2 stops40h 13m
Lufthansa
Deal found 1/26$725
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 2/2011:45 pm
ANC
-
LIS
2 stops48h 35m
United Airlines
Tue 3/311:20 am
LIS
-
ANC
2 stops41h 26m
United Airlines
Deal found 1/26$727
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/181:20 am
ANC
-
LIS
2 stops25h 00m
Delta
Thu 2/265:00 am
LIS
-
ANC
2 stops22h 57m
Delta
Deal found 1/26$742

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 January 26, 2026.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$603
(KLM)

One-way from

$513
(United Airlines)

Popular in

January

Cheapest in

February

Average price

$1,676
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.
Search Deals
From Alaska to Portugal
Search Deals
One-way flight from Alaska to Portugal
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 26, 2026.
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 4/27

6:00 am-6:45 pm

2 stops27h 45m

Lisbon Humberto Delgado

Tue 5/5

5:00 am-12:25 am

2 stops28h 25m

$603

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 2/17

11:45 pm-8:10 am

2 stops23h 25m

Lisbon Humberto Delgado

Thu 2/26

5:00 am-11:08 pm

2 stops27h 08m

$689

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 2/17

11:45 pm-8:10 am

2 stops23h 25m

Lisbon Humberto Delgado

Tue 2/24

5:00 am-11:08 pm

2 stops27h 08m

$689

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 2/17

11:45 pm-8:10 am

2 stops23h 25m

Lisbon Humberto Delgado

Wed 2/25

5:00 am-7:46 pm

2 stops23h 46m

$689

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Wed 2/18

5:45 am-3:10 pm

2 stops24h 25m

Lisbon Humberto Delgado

Thu 2/26

5:00 am-6:57 pm

2 stops22h 57m

$692

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Wed 2/18

5:45 am-5:30 pm

2 stops26h 45m

Lisbon Humberto Delgado

Tue 2/24

4:50 pm-6:57 pm

2 stops35h 07m

$692

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sun 2/15

1:20 am-3:10 pm

2 stops28h 50m

Lisbon Humberto Delgado

Thu 2/26

5:00 am-6:57 pm

2 stops22h 57m

$692

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sun 2/15

11:45 pm-2:50 pm

2 stops30h 05m

Lisbon Humberto Delgado

Wed 2/25

5:00 am-11:08 pm

2 stops27h 08m

$705

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 2/16

5:45 am-5:30 pm

2 stops26h 45m

Lisbon Humberto Delgado

Mon 2/23

11:25 am-12:10 pm

2 stops57h 45m

$709

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 2/16

1:20 am-8:00 am

2 stops21h 40m

Lisbon Humberto Delgado

Mon 2/23

11:25 am-12:10 pm

2 stops57h 45m

$709

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

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
No data available for this route at this time. Please check back soon.

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 23h 25m. KLM provides one of the quickest options available for as low as $689. 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.

See more FAQs

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Alternative routes for Alaska to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Baltimore to Heathrow flights
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LaGuardia to Gatwick flights
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LaGuardia to Leonardo da Vinci/Fiumicino flights
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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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$694Average$869FlexibilityNo cancel feeOn-time69%
DeltaCheapest$829Average$1,236FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$991Average$1,236FlexibilityNo cancel feeOn-time70%

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