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$512+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — LIS
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Round-trip from

$512
(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 January 8, 2026.

This United Airlines deal was found by Cheapflights users on 1/8. 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 2/184:59 pmASE - LIS
2 stops34h 16mUnited Airlines
Sun 2/2211:55 amLIS - ASE
2 stops31h 50mUnited Airlines
Deal found 1/8$512
This United Airlines deal was found by Cheapflights users on 1/6. 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 2/264:04 pmASE - LIS
2 stops35h 11mUnited Airlines
Mon 3/211:55 amLIS - ASE
2 stops32h 00mUnited Airlines
Deal found 1/6$517
This Cheapflightsfares deal was found by Cheapflights users on 1/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/33:29 pmASE - LIS
2 stops17h 11mLufthansa
Mon 3/96:10 amLIS - ASE
2 stops18h 30mLufthansa
Deal found 1/7$994

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 January 8, 2026.
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

Wed 2/18

4:59 pm-10:15 am

2 stops34h 16m

Lisbon Humberto Delgado

Sun 2/22

11:55 am-12:45 pm

2 stops31h 50m

$512

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Thu 2/26

4:04 pm-10:15 am

2 stops35h 11m

Lisbon Humberto Delgado

Mon 3/2

11:55 am-12:55 pm

2 stops32h 00m

$517

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Tue 3/3

3:29 pm-3:40 pm

2 stops17h 11m

Lisbon Humberto Delgado

Mon 3/9

6:10 am-6:40 pm

2 stops18h 30m

$994

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

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 January 8, 2026.
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
9,139 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,139 reviews
United Airlines
7.4
Good
9,139 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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.

  • How long is the flight from Aspen to Portugal?

    A quick flight from Aspen to Portugal can take about 17h 11m. United Airlines provides one of the quickest options available for as low as $994. Aspen and Portugal are separated by a distance of 4947 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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.

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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$575Average$768FlexibilityNo cancel feeOn-time69%

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