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$397+ Cheap flights from Aurora, CO to Porto (OPO)

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OPO
mai 6 — mai 131
mar. 5/6
mar. 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Aurora to Porto are usually found in January or November, booked 12 days in advance, depart on a Monday or Thursday and return on a Wednesday

Cheap flight deals from Aurora to Porto

Keep the following information in mind while searching for Aurora to Porto flight deals. Data was last updated mai 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$690
(oojo)

One-way from

$397
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,168
Provider with most accurate pricing for Denver Intl-Porto flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Porto flights.
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From Aurora to Porto
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One-way flight from Aurora to Porto
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Highest demand for flights based on searches. 22% potential increase in price ($286 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Aurora to Porto

Cheapest flights from Aurora to Porto
Explore the most affordable flight options available from Aurora to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mai 1, 2025.

This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/27:50 pmDEN - OPO
1 stop31h 15mTurkish Airlines
mer. 9/104:50 pmOPO - DEN
1 stop32h 05mTurkish Airlines
Deal found 4/30$690
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/2412:45 pmDEN - OPO
2 stops19h 45mDelta
dim. 11/25:00 amOPO - DEN
2 stops24h 46mDelta
Deal found 4/30$759
This Air Canada deal was found by Cheapflights users on 4/30. 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.
mar. 9/165:40 pmDEN - OPO
1 stop32h 40mAir Canada
mar. 9/3012:50 pmOPO - DEN
1 stop28h 28mAir Canada
Deal found 4/30$787
This Gurufare deal was found by Cheapflights users on 4/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/305:59 pmDEN - OPO
1 stop14h 46mMultiple Airlines
lun. 10/137:20 pmOPO - DEN
2 stops28h 15mMultiple Airlines
Deal found 4/30$792
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/244:05 pmDEN - OPO
1 stop24h 15mLufthansa
dim. 11/21:45 pmOPO - DEN
1 stop31h 55mLufthansa
Deal found 4/30$815
This SWISS deal was found by Cheapflights users on 4/30. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 5/165:50 pmDEN - OPO
1 stop31h 05mSWISS
ven. 5/238:40 amOPO - DEN
1 stop14h 40mSWISS
Deal found 4/30$821
This United Airlines deal was found by Cheapflights users on 4/30. 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.
ven. 10/247:45 amDEN - OPO
2 stops19h 00mUnited Airlines
dim. 11/212:35 pmOPO - DEN
1 stop15h 50mUnited Airlines
Deal found 4/30$886
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/109:03 amDEN - OPO
2 stops19h 37mAmerican Airlines
sam. 10/1812:20 pmOPO - DEN
2 stops18h 18mAmerican Airlines
Deal found 4/30$937
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 5/71:23 pmDEN - OPO
2 stops37h 37mTAP AIR PORTUGAL
mer. 5/148:55 amOPO - DEN
2 stops31h 25mTAP AIR PORTUGAL
Deal found 4/30$1,744
This AranGrant deal was found by Cheapflights users on 4/30. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/165:22 pmDEN - OPO
2 stops19h 33mIberia
sam. 7/268:15 amOPO - DEN
2 stops21h 12mIberia
Deal found 4/30$5,219

Cheapflights Fare Finder

Customize your flight search to find flights from Aurora to Porto 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 mai 1, 2025.
Use the filters below to find and compare flights from Aurora to Porto that are best for you.

Fly from

Aurora

Fly to

Porto

Route

Depart

Return

Price

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 9/2

7:50 pm-10:05 am

1 stop31h 15m

Porto

mer. 9/10

4:50 pm-5:55 pm

1 stop32h 05m

$690

DenverPorto

DEN - OPO

DENOPO

Denver Intl

ven. 10/24

12:45 pm-3:30 pm

2 stops19h 45m

Porto

dim. 11/2

5:00 am-11:46 pm

2 stops24h 46m

$759

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 9/16

5:40 pm-9:20 am

1 stop32h 40m

Porto

mar. 9/30

12:50 pm-10:18 am

1 stop28h 28m

$787

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 9/30

5:59 pm-3:45 pm

1 stop14h 46m

Porto

lun. 10/13

7:20 pm-4:35 pm

2 stops28h 15m

$792

DenverPorto

DEN - OPO

DENOPO

Denver Intl

ven. 10/24

4:05 pm-11:20 pm

1 stop24h 15m

Porto

dim. 11/2

1:45 pm-2:40 pm

1 stop31h 55m

$815

DenverPorto

DEN - OPO

DENOPO

Denver Intl

ven. 5/16

5:50 pm-7:55 am

1 stop31h 05m

Porto

ven. 5/23

8:40 am-4:20 pm

1 stop14h 40m

$821

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mar. 10/7

7:48 am-9:45 am

2 stops18h 57m

Porto

dim. 10/26

6:00 am-9:46 pm

2 stops21h 46m

$876

DenverPorto

DEN - OPO

DENOPO

Denver Intl

ven. 10/10

9:03 am-11:40 am

2 stops19h 37m

Porto

sam. 10/18

12:20 pm-11:38 pm

2 stops18h 18m

$937

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mer. 7/16

11:00 am-5:05 pm

2 stops23h 05m

Porto

sam. 7/26

5:40 pm-9:24 pm

1 stop34h 44m

$4,883

DenverPorto

DEN - OPO

DENOPO

Denver Intl

mer. 7/16

5:22 pm-7:55 pm

2 stops19h 33m

Porto

sam. 7/26

8:15 am-10:27 pm

2 stops21h 12m

$5,219

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 16 results
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Best time to book a flight from Aurora to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto 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 Porto

How far ahead should I book a flight from Aurora to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Aurora to Porto. Price data was last updated on April 25, 2025.

The price you pay for your flight from Aurora to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 12 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Aurora to Porto (average of $523). Flying from Aurora to Porto in June is currently the most expensive (average of $1,071). 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 OPO?

Find hourly flight availability from Aurora to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mai 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Aurora to Porto as you normally would.

What is the cheapest day to fly from Aurora to Porto?

Use this chart to determine the cheapest time to fly round-trip from Aurora to Porto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Aurora to Porto flight should consider departing on Sunday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated mai 1, 2025.
Get a feel of what it's like to fly with Delta, SWISS and United Airlines from Aurora to Porto by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,790 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Aurora to Porto. 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 into for flights to Porto from Aurora?

    Porto (OPO) is the airport you will fly into if you book a flight from Aurora to Porto. You should not have trouble finding flights to Porto from Aurora; the airport handles an average of 0 inbound flights from Aurora per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Porto airport from Aurora. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.

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

    One-way options have recently been found by users for as low as $571 on American Airlines. Other airlines that offer cheap prices include Air Canada from $603 and United Airlines from $608 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Aurora to Porto (average of $523). Flying from Aurora to Porto in June is currently the most expensive (average of $1,071). 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

Traveling to a place near Aurora?

Book flights to Aurora if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Top 5 airlines flying from Aurora to Porto

Discover the top 5 airlines that operate flights from Aurora to Porto. 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 mai 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$516Average$975FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$574Average$659FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$662Average$911FlexibilityNo cancel feeOn-time76%
DeltaCheapest$692Average$1,163FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$742Average$1,164FlexibilityNo cancel feeOn-time69%

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