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$984+ Cheap flights from Aspen (ASE) to Portugal

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — LIS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Aspen to Portugal

Keep the following information in mind while searching for Aspen to Portugal flight deals. Data was last updated August 14, 2025.

Round-trip from

$984
(United Airlines)
From Aspen Pitkin County to Portugal
Search Deals

Find flight deals from Aspen to Portugal

Cheapest flights from Aspen to Portugal
Explore the most affordable flight options available from Aspen to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This United Airlines deal was found by Cheapflights users on 8/13. 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 10/910:00 amASE - LIS
2 stops22h 20mUnited Airlines
Thu 10/305:00 amLIS - ASE
2 stops19h 28mUnited Airlines
Deal found 8/13$984
This American Airlines deal was found by Cheapflights users on 8/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:26 pmASE - LIS
2 stops36h 39mAmerican Airlines
Wed 12/1011:15 amLIS - ASE
2 stops30h 00mAmerican Airlines
Deal found 8/13$999
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 12/178:30 amASE - LIS
2 stops32h 00mUnited Airlines
Sat 1/36:10 amLIS - ASE
2 stops20h 46mUnited Airlines
Deal found 8/14$1,393
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/303:25 pmASE - LIS
2 stops15h 35mMultiple Airlines
Wed 10/87:35 amLIS - ASE
2 stops16h 19mMultiple Airlines
Deal found 8/13$5,812

Cheapflights Fare Finder

 
Customize your flight search to find flights from Aspen 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 August 14, 2025.
Use the filters below to find and compare flights from Aspen to Portugal that are best for you.

Fly from

Aspen

Fly to

Portugal

Route

Depart

Return

Price

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Thu 10/9

10:00 am-3:20 pm

2 stops22h 20m

Lisbon Humberto Delgado

Thu 10/30

5:00 am-6:28 pm

2 stops19h 28m

$984

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Sat 12/6

4:26 pm-12:05 pm

2 stops36h 39m

Lisbon Humberto Delgado

Wed 12/10

11:15 am-10:15 am

2 stops30h 00m

$999

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Wed 12/17

9:52 am-1:20 pm

2 stops20h 28m

Lisbon Humberto Delgado

Sat 1/3

6:10 am-9:16 pm

2 stops22h 06m

$1,393

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Tue 9/30

3:25 pm-2:00 pm

2 stops15h 35m

Lisbon Humberto Delgado

Wed 10/8

7:35 am-4:54 pm

2 stops16h 19m

$5,812

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Best time to book a flight from Aspen to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Aspen 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 Aspen to Portugal
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated August 14, 2025.
Read through reviews of airlines operating flights from Aspen to Portugal, such as United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Aspen to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Aspen to Portugal?

    If you book a flight to Portugal from Aspen, you will be flying from Pitkin County, which is the city’s only airport. Aspen Pitkin County (ASE) is located 3.5 mi from the center of Aspen.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Aspen to Portugal (average of $612). Flying from Aspen to Portugal in June is currently the most expensive (average of $1,128). 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 airline flying from Aspen to Portugal

Discover the top airline that operate flights from Aspen 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$597Average$961FlexibilityNo cancel feeOn-time69%

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