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$454+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LIS
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Alaska to Portugal

Keep the following information in mind while searching for Alaska to Portugal flight deals. Data was last updated September 17, 2025.

Round-trip from

$689
(United Airlines)

One-way from

$454
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,256
From Alaska to Portugal
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One-way flight from Alaska to Portugal
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Highest demand for flights based on searches. 22% potential increase in price ($345 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($61 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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 11/1111:59 pmANC - LIS
2 stops23h 11mUnited Airlines
Thu 4/211:25 amLIS - ANC
2 stops41h 20mUnited Airlines
Deal found 9/16$689
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/119:07 pmANC - LIS
2 stops28h 08mUnited Airlines
Thu 2/125:00 amLIS - ANC
2 stops23h 57mUnited Airlines
Deal found 9/14$693
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/1111:59 pmANC - LIS
2 stops25h 16mUnited Airlines
Tue 2/105:00 amLIS - ANC
2 stops27h 15mUnited Airlines
Deal found 9/16$694
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/119:07 pmANC - LIS
2 stops28h 08mUnited Airlines
Fri 2/610:55 amLIS - ANC
2 stops45h 20mUnited Airlines
Deal found 9/14$695
This Delta deal was found by Cheapflights users on 9/14. 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 11/1012:30 amANC - LIS
2 stops22h 30mDelta
Thu 2/1210:00 amLIS - ANC
2 stops35h 17mDelta
Deal found 9/14$700
This United deal was found by Cheapflights users on 9/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1111:59 pmANC - LIS
2 stops23h 11mMultiple Airlines
Mon 2/92:10 pmLIS - ANC
2 stops38h 47mMultiple Airlines
Deal found 9/16$706
This Delta deal was found by Cheapflights users on 9/16. 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 11/1012:30 amANC - LIS
2 stops22h 30mDelta
Sat 2/710:00 amLIS - ANC
2 stops35h 17mDelta
Deal found 9/16$710
This Air France deal was found by Cheapflights users on 9/15. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:00 amANC - LIS
2 stops18h 00mAir France
Mon 11/106:30 pmLIS - ANC
2 stops31h 12mAir France
Deal found 9/15$712
This Delta deal was found by Cheapflights users on 9/14. 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 10/226:00 amANC - LIS
2 stops26h 55mDelta
Fri 1/2310:00 amLIS - ANC
2 stops23h 59mDelta
Deal found 9/14$719
This Delta deal was found by Cheapflights users on 9/14. 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.
Tue 10/2112:30 amANC - LIS
2 stops22h 30mDelta
Mon 1/1211:25 amLIS - ANC
2 stops42h 05mDelta
Deal found 9/14$726
This Delta deal was found by Cheapflights users on 9/14. 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 10/2211:15 amANC - LIS
2 stops21h 40mDelta
Mon 1/1911:25 amLIS - ANC
2 stops40h 45mDelta
Deal found 9/14$740

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 September 17, 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

Tue 11/11

11:59 pm-10:15 am

2 stops25h 16m

Lisbon Humberto Delgado

Wed 2/11

5:00 am-11:15 pm

2 stops27h 15m

$693

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 11/11

9:07 pm-8:10 am

2 stops26h 03m

Lisbon Humberto Delgado

Thu 2/12

5:00 am-7:57 pm

2 stops23h 57m

$694

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 11/11

11:59 pm-8:10 am

2 stops23h 11m

Lisbon Humberto Delgado

Tue 3/31

7:30 am-10:34 pm

2 stops24h 04m

$694

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 11/11

11:59 pm-8:10 am

2 stops23h 11m

Lisbon Humberto Delgado

Wed 4/1

5:05 am-7:45 pm

2 stops23h 40m

$694

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 11/11

11:59 pm-10:15 am

2 stops25h 16m

Lisbon Humberto Delgado

Tue 2/10

5:00 am-11:15 pm

2 stops27h 15m

$694

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 11/11

9:07 pm-10:15 am

2 stops28h 08m

Lisbon Humberto Delgado

Fri 2/6

10:55 am-11:15 pm

2 stops45h 20m

$695

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 10/21

12:30 am-8:00 am

2 stops22h 30m

Lisbon Humberto Delgado

Thu 1/15

10:00 am-12:28 am

2 stops23h 28m

$700

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 10/21

12:30 am-8:00 am

2 stops22h 30m

Lisbon Humberto Delgado

Fri 1/23

10:00 am-12:28 am

2 stops23h 28m

$700

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 11/10

12:30 am-9:00 am

2 stops23h 30m

Lisbon Humberto Delgado

Thu 2/12

10:00 am-12:17 pm

2 stops35h 17m

$700

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 9/29

5:52 pm-10:30 pm

3 stops43h 38m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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, January is the cheapest month in which you can book a flight from Alaska to Portugal (average of $612). Flying from Alaska to Portugal in June is currently the most expensive (average of $1,126). 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 September 17, 2025.

When flying from Alaska to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 25h 16m. United Airlines provides one of the quickest options available for as low as $693. The distance from Alaska to Portugal is about 5185 mi.

  • 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, January is the cheapest month in which you can book a flight from Alaska to Portugal (average of $612). Flying from Alaska to Portugal in June is currently the most expensive (average of $1,126). 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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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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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$777Average$1,040FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$800Average$1,265FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$815Average$1,236FlexibilityNo cancel feeOn-time70%

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