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Portugal

$252+ Cheap flights from Aurora, CO 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LIS
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Aurora to Portugal

Keep the following information in mind while searching for Aurora to Portugal flight deals. Data was last updated July 31, 2025.

Round-trip from

$543
(Mytrip)

One-way from

$252
(Trip.com)

Popular in

June

Cheapest in

January

Average price

$1,025
From Aurora to Portugal
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One-way flight from Aurora to Portugal
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Highest demand for flights based on searches. 15% potential increase in price ($184 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Aurora to Portugal

Cheapest flights from Aurora to Portugal
Explore the most affordable flight options available from Aurora to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/309:40 amDEN - OPO
2 stops25h 05mMultiple Airlines
Wed 10/1510:00 pmOPO - DEN
2 stops24h 35mMultiple Airlines
Deal found 7/29$579
This United Airlines deal was found by Cheapflights users on 7/29. 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 11/51:45 pmDEN - OPO
1 stop12h 45mUnited Airlines
Wed 11/126:00 amOPO - DEN
1 stop17h 00mUnited Airlines
Deal found 7/29$580
This Iberia deal was found by Cheapflights users on 7/31. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:21 pmDEN - OPO
2 stops16h 24mIberia
Tue 11/188:20 amOPO - DEN
2 stops20h 59mIberia
Deal found 7/31$608
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/145:59 pmDEN - OPO
1 stop14h 46mLufthansa
Mon 11/312:30 pmOPO - DEN
1 stop34h 30mLufthansa
Deal found 7/29$621
This KAYAK deal was found by Cheapflights users on 7/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:43 pmDEN - OPO
2 stops45h 02mScandinavian Airlines
Mon 11/175:35 pmOPO - DEN
2 stops36h 11mScandinavian Airlines
Deal found 7/31$644
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:10 pmDEN - OPO
2 stops20h 50mBritish Airways
Sun 12/148:20 amOPO - DEN
2 stops18h 35mBritish Airways
Deal found 7/29$653
This United Airlines deal was found by Cheapflights users on 7/29. 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 9/183:55 pmDEN - PDL
1 stop10h 45mUnited Airlines
Mon 9/2211:00 amPDL - DEN
1 stop13h 48mUnited Airlines
Deal found 7/29$676
This lol.travel deal was found by Cheapflights users on 7/30. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:11 pmDEN - FNC
1 stop30h 19mUnited Airlines
Wed 9/311:30 amFNC - DEN
1 stop18h 46mUnited Airlines
Deal found 7/30$692
This Orbitz deal was found by Cheapflights users on 7/31. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/127:55 pmDEN - FAO
1 stop19h 10mAer Lingus
Sat 9/2010:45 pmFAO - DEN
1 stop26h 14mAer Lingus
Deal found 7/31$707
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:55 pmDEN - LIS
2 stops29h 35mMultiple Airlines
Thu 9/1110:10 pmLIS - DEN
2 stops26h 49mMultiple Airlines
Deal found 7/30$729
This United Airlines deal was found by Cheapflights users on 7/30. 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 10/161:25 pmDEN - LIS
1 stop14h 40mUnited Airlines
Fri 10/245:05 amLIS - DEN
2 stops17h 58mUnited Airlines
Deal found 7/30$730
This Air Canada deal was found by Cheapflights users on 7/30. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/171:25 pmDEN - LIS
1 stop14h 40mAir Canada
Thu 10/2312:55 pmLIS - DEN
1 stop34h 29mAir Canada
Deal found 7/30$733

Cheapflights Fare Finder

 
Customize your flight search to find flights from Aurora 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 July 31, 2025.
Use the filters below to find and compare flights from Aurora to Portugal that are best for you.

Fly from

Aurora

Fly to

Portugal

Route

Depart

Return

Price

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 9/30

9:40 am-5:45 pm

2 stops25h 05m

Porto

Wed 10/15

10:00 pm-3:35 pm

2 stops24h 35m

$579

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 10/28

1:25 pm-9:30 am

2 stops14h 05m

Porto

Fri 11/7

12:35 pm-8:59 am

2 stops27h 24m

$597

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Tue 10/14

5:59 pm-3:45 pm

1 stop14h 46m

Porto

Mon 11/3

12:30 pm-4:00 pm

1 stop34h 30m

$621

DenverPonta Delgada

DEN - PDL

DENPDL

Denver Intl

Thu 9/18

3:55 pm-8:40 am

1 stop10h 45m

Ponta Delgada Nordela

Mon 9/22

11:00 am-6:48 pm

1 stop13h 48m

$676

DenverFunchal

DEN - FNC

DENFNC

Denver Intl

Mon 8/18

7:11 pm-8:30 am

1 stop30h 19m

Funchal Madeira

Wed 9/3

11:30 am-11:16 pm

1 stop18h 46m

$692

DenverFaro

DEN - FAO

DENFAO

Denver Intl

Fri 9/12

7:55 pm-10:05 pm

1 stop19h 10m

Faro

Sat 9/20

10:45 pm-5:59 pm

1 stop26h 14m

$707

DenverPorto

DEN - OPO

DENOPO

Denver Intl

Fri 10/24

9:20 am-7:55 pm

2 stops27h 35m

Porto

Sat 11/1

8:40 pm-11:04 pm

2 stops32h 24m

$718

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Mon 9/1

7:55 pm-8:30 am

2 stops29h 35m

Lisbon Humberto Delgado

Thu 9/11

10:10 pm-5:59 pm

2 stops26h 49m

$729

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Thu 10/16

1:25 pm-11:05 am

1 stop14h 40m

Lisbon Humberto Delgado

Fri 10/24

5:05 am-4:03 pm

2 stops17h 58m

$730

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Fri 10/17

11:15 am-11:05 am

2 stops16h 50m

Lisbon Humberto Delgado

Thu 10/23

12:55 pm-7:38 pm

2 stops37h 43m

$733

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 47 results
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Best time to book a flight from Aurora to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Aurora 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 Aurora to Portugal

What is the cheapest month to book a flight from Aurora to Portugal?

Currently, January is the cheapest month in which you can book a flight from Aurora to Portugal (average of $612). Flying from Aurora to Portugal in June is currently the most expensive (average of $1,129). 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 9UR to PT?

Find hourly flight availability from Aurora 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 July 31, 2025.

When flying from Aurora 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.

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 July 31, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and SWISS from Aurora to Portugal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,686 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,933 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines to fly from Aurora to Portugal one-way?

    One-way options have recently been found by users for as low as $386 on Aer Lingus. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $408 and Lufthansa from $486 one-way.

  • What are the most popular routes from Aurora to Portugal?

    The most popular route from Aurora to Portugal is Denver Intl - Lisbon Humberto Delgado. You may also consider Denver Intl - Porto or Denver Intl - Ponta Delgada Nordela.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Aurora to Portugal (average of $612). Flying from Aurora to Portugal in June is currently the most expensive (average of $1,129). 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 Aurora to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Aurora to Portugal

Discover the top 10 airlines that operate flights from Aurora 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$458Average$689FlexibilityNo cancel feeOn-time76%
DeltaCheapest$535Average$1,099FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$539Average$1,193FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$555Average$890FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$555Average$684FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$569Average$886FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$596Average$1,139FlexibilityNo cancel feeOn-time69%
KLMCheapest$599Average$787FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$624Average$1,061FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$627Average$920FlexibilityNo cancel feeOn-time67%

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