HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$434+ 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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LIS
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Alaska to Portugal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 February 9, 2026.

This United Airlines deal was found by Cheapflights users on 2/7. 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 4/1211:47 pm
ANC
-
LIS
2 stops23h 33m
United Airlines
Fri 4/245:05 am
LIS
-
ANC
2 stops23h 50m
United Airlines
Deal found 2/7$598
This Air France deal was found by Cheapflights users on 2/7. 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 4/136:00 am
ANC
-
LIS
2 stops31h 25m
Multiple Airlines
Wed 4/227:45 pm
LIS
-
ANC
2 stops33h 52m
Multiple Airlines
Deal found 2/7$599
This Delta deal was found by Cheapflights users on 2/7. 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 4/146:00 am
ANC
-
LIS
2 stops26h 50m
Delta
Wed 4/225:35 am
LIS
-
ANC
2 stops27h 50m
Delta
Deal found 2/7$606
This United Airlines deal was found by Cheapflights users on 2/7. 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.
Sat 4/119:04 pm
ANC
-
LIS
2 stops29h 41m
United Airlines
Wed 4/225:05 am
LIS
-
ANC
2 stops23h 50m
United Airlines
Deal found 2/7$614
This United Airlines deal was found by Cheapflights users on 2/7. 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 4/149:04 pm
ANC
-
LIS
2 stops40h 41m
United Airlines
Fri 4/245:05 am
LIS
-
ANC
2 stops23h 50m
United Airlines
Deal found 2/7$619
This Delta deal was found by Cheapflights users on 2/7. 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 4/136:00 am
ANC
-
LIS
2 stops41h 50m
Delta
Fri 4/2410:00 am
LIS
-
ANC
2 stops41h 49m
Delta
Deal found 2/7$639
This United Airlines deal was found by Cheapflights users on 2/7. 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 4/129:04 pm
ANC
-
LIS
2 stops26h 16m
United Airlines
Mon 4/205:05 am
LIS
-
ANC
2 stops23h 50m
United Airlines
Deal found 2/7$648
This Delta deal was found by Cheapflights users on 2/7. 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 4/136:00 am
ANC
-
LIS
2 stops27h 45m
Delta
Mon 4/2011:55 am
LIS
-
ANC
2 stops45h 30m
Delta
Deal found 2/7$650
This United Airlines deal was found by Cheapflights users on 2/7. 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 4/169:04 pm
ANC
-
LIS
2 stops40h 41m
United Airlines
Thu 4/236:15 am
LIS
-
ANC
2 stops22h 40m
United Airlines
Deal found 2/7$653
This Delta deal was found by Cheapflights users on 2/7. 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 4/146:00 am
ANC
-
LIS
2 stops26h 50m
Delta
Mon 4/205:35 am
LIS
-
ANC
2 stops22h 11m
Delta
Deal found 2/7$656
This United Airlines deal was found by Cheapflights users on 2/7. 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 4/109:04 pm
ANC
-
LIS
2 stops29h 41m
United Airlines
Fri 4/245:05 am
LIS
-
ANC
2 stops23h 50m
United Airlines
Deal found 2/7$664
This United Airlines deal was found by Cheapflights users on 2/7. 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 4/109:04 pm
ANC
-
LIS
2 stops33h 36m
United Airlines
Tue 4/2111:25 am
LIS
-
ANC
2 stops41h 30m
United Airlines
Deal found 2/7$667

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 February 9, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$598
(United Airlines)

One-way from

$434
(Finnair)

Popular in

July

Cheapest in

February

Average price

$796
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
Highest demand for flights based on searches. 9% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 9, 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

Sun 4/12

11:47 pm-8:20 am

2 stops23h 33m

Lisbon Humberto Delgado

Fri 4/24

5:05 am-7:55 pm

2 stops23h 50m

$598

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sun 4/12

9:04 pm-8:20 am

2 stops26h 16m

Lisbon Humberto Delgado

Wed 4/22

5:05 am-7:55 pm

2 stops23h 50m

$598

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sun 4/12

11:47 pm-8:20 am

2 stops23h 33m

Lisbon Humberto Delgado

Tue 4/21

7:25 am-10:45 pm

2 stops24h 20m

$598

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 4/14

6:00 am-5:50 pm

2 stops26h 50m

Lisbon Humberto Delgado

Thu 4/23

5:00 am-12:25 am

2 stops28h 25m

$599

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 4/14

6:00 am-5:50 pm

2 stops26h 50m

Lisbon Humberto Delgado

Tue 4/21

5:35 am-12:25 am

2 stops27h 50m

$606

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Sat 4/11

9:04 pm-11:45 am

2 stops29h 41m

Lisbon Humberto Delgado

Tue 4/21

5:05 am-10:45 pm

2 stops26h 40m

$614

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Tue 4/14

9:04 pm-10:45 pm

2 stops40h 41m

Lisbon Humberto Delgado

Fri 4/24

5:05 am-7:55 pm

2 stops23h 50m

$619

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Mon 4/13

6:00 am-8:50 am

2 stops41h 50m

Lisbon Humberto Delgado

Fri 4/24

10:00 am-6:49 pm

2 stops41h 49m

$639

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Thu 4/16

9:04 pm-10:45 pm

2 stops40h 41m

Lisbon Humberto Delgado

Thu 4/23

6:15 am-7:55 pm

2 stops22h 40m

$653

AnchorageLisbon

ANC - LIS

ANCLIS

Anchorage

Fri 4/10

9:04 pm-3:40 pm

2 stops33h 36m

Lisbon Humberto Delgado

Thu 4/23

5:05 am-7:55 pm

2 stops23h 50m

$664

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 18 results
1
2

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 33m. United Airlines provides one of the quickest options available for as low as $598. 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Alaska to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Charles de Gaulle flights
Newark to Leonardo da Vinci/Fiumicino flights
Boston to Heathrow flights
John F Kennedy Intl to Lisbon flights
John F Kennedy Intl to Athens flights
Newark to Orly flights
John F Kennedy Intl to Istanbul flights
John F Kennedy Intl to Madrid flights
Newark to Athens flights
John F Kennedy Intl to Gatwick flights
John F Kennedy Intl to Orly flights
Dulles Intl to Heathrow flights
LaGuardia to Heathrow flights
Newark to Dublin flights
Newark to Barcelona-El Prat flights
John F Kennedy Intl to Barcelona-El Prat flights
Los Angeles to Heathrow flights
Newark to Lisbon flights
John F Kennedy Intl to London City flights
Newark to Gatwick flights
O'Hare Intl to Heathrow flights
John F Kennedy Intl to Malpensa flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Dublin flights
John F Kennedy Intl to Stansted flights
Newark to Malpensa flights
Newark to Madrid flights
San Francisco to Heathrow flights
Boston to Charles de Gaulle flights
O'Hare Intl to Charles de Gaulle flights
LaGuardia to Charles de Gaulle flights
Dallas/Fort Worth to Heathrow flights
Boston to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Charles de Gaulle flights
Seattle to Heathrow flights
Baltimore to Heathrow flights
Miami to Madrid flights
John F Kennedy Intl to Amsterdam flights
Los Angeles to Charles de Gaulle flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Frederic Chopin flights
San Francisco to Charles de Gaulle flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Dallas/Fort Worth to Leonardo da Vinci/Fiumicino flights
Boston to Dublin flights
Boston to Gatwick flights

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 February 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$694Average$800FlexibilityNo cancel feeOn-time69%
DeltaCheapest$829Average$1,236FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$991Average$1,236FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.