How do I get Price Alerts for flights from Aspen to Lisbon?

Confirm your travel details to search for the latest offers for flights from Aspen to Lisbon . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Aspen to Lisbon with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport?

Prices for flights from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport are updated daily.

How many operators does momondo search for flights from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport?

As of January 2026, there is 1 operator available to choose from for flights from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport.

How old do you have to be to fly from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$517 Cheap Flights from Aspen to Lisbon in 2026

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Cheap round-trip flights

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6:28 pm - 10:15 am

ASE

LIS

32h 47m

2 stops

11:55 am - 11:41 am

LIS

ASE

30h 46m

2 stops

$517United Airlines

Thu, Feb 26 - Mon, Mar 2

5:00 pm - 9:20 am

ASE

LIS

33h 20m

2 stops

1:00 pm - 8:51 am

LIS

ASE

26h 51m

2 stops

$841United Airlines

Wed, Jul 8 - Mon, Jul 13

United Airlines flights from Aspen to Lisbon

Our best United Airlines deals on Aspen to Lisbon flight tickets

United Airlines

Feb 26

ASE4:04 pmAspen Pitkin County

33h 06m

2 stops

LIS8:10 amLisbon Humberto Delgado

Mar 2

LIS11:55 amLisbon Humberto Delgado

30h 46m

2 stops

ASE11:41 amAspen Pitkin County

$517

United Airlines

Feb 26

ASE10:05 amAspen Pitkin County

22h 00m

2 stops

LIS3:05 pmLisbon Humberto Delgado

Mar 2

LIS10:15 amLisbon Humberto Delgado

17h 04m

2 stops

ASE8:19 pmAspen Pitkin County

$531

United Airlines

Jul 8

ASE5:00 pmAspen Pitkin County

33h 20m

2 stops

LIS9:20 amLisbon Humberto Delgado

Jul 13

LIS1:00 pmLisbon Humberto Delgado

26h 51m

2 stops

ASE8:51 amAspen Pitkin County

$841

Fly from

Fly to

Route

Depart

Return

Price

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Thu 2/26

6:28 pm-10:15 am

2 stops32h 47m

Lisbon Humberto Delgado

Mon 3/2

11:55 am-11:41 am

2 stops30h 46m

$517

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Wed 7/8

5:00 pm-9:20 am

2 stops33h 20m

Lisbon Humberto Delgado

Mon 7/13

1:00 pm-8:51 am

2 stops26h 51m

$841

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Aspen to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Aspen to Lisbon according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Aspen to Lisbon (ASE to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Aspen to Lisbon

Fastest flight time	32h 47m
Direct flights	None

The fastest flight from Aspen to Lisbon takes 32h 47m

There are no direct flights from Aspen to Lisbon. There are no popular flight routes from Aspen to Lisbon.

Search flight deals

How far is Aspen Pitkin County to Lisbon Humberto Delgado by plane?
A flight from Aspen Pitkin County to Lisbon Humberto Delgado will travel around 4948.8 mi. By plane, this route typically takes 32h 47m.
When did momondo last update prices for flights from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport are updated daily.
How many operators does momondo search for flights from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport?
As of January 2026, there is 1 operator available to choose from for flights from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport.
How old do you have to be to fly from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Aspen Pitkin County Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Aspen to Lisbon?
Based on momondo bookings for flights between Aspen and Lisbon, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Aspen to Lisbon

Compare and see reviews for airlines that fly from Aspen to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $575	Free Cancellation	Rating 7.4 9,156 reviews		Search United Airlines flights

How do I get Price Alerts for flights from Aspen to Lisbon?
Confirm your travel details to search for the latest offers for flights from Aspen to Lisbon. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Aspen to Lisbon with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Sintra

Fátima

Ericeira

Nazaré

Setúbal

Estoril

Peniche

Leiria

Oeiras

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Evora

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Figueira da Foz

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Batalha

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Why use momondo?

Why should I use momondo to find a flight deal from Aspen to Lisbon?

It is quick and easy to find Aspen to Lisbon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Lisbon that suits you.

Can I find flights from Aspen to Lisbon with flexible booking policies on momondo?

Flights from Aspen to Lisbon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Aspen to Lisbon?

momondo provides multiple filters to help you find the best flight to Lisbon from Aspen. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Aspen to Lisbon right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Aspen to Lisbon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Lisbon and let you know when they change.