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Bilbao

$650+ Cheap flights from Aurora, CO to Bilbao (BIO)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BIO
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Aurora to Bilbao

Cheapest flights from Aurora to Bilbao
Explore the most affordable flight options available from Aurora to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/13. 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.
Wed 12/318:20 pmDEN - BIO
1 stop13h 45mLufthansa
Wed 1/75:40 pmBIO - DEN
2 stops28h 55mLufthansa
Deal found 12/13$1,294
This TAP AIR PORTUGAL deal was found by Cheapflights users on 12/13. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:50 amDEN - BIO
2 stops19h 35mTAP AIR PORTUGAL
Wed 1/712:10 pmBIO - DEN
3 stops29h 45mTAP AIR PORTUGAL
Deal found 12/13$2,736

Find flight deals from Aurora to Bilbao

Keep the following information in mind while searching for Aurora to Bilbao flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$648
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$1,380
Provider with most accurate pricing for Denver Intl-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Bilbao flights.
Search Deals
From Aurora to Bilbao
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($321 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Aurora to Bilbao 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 December 15, 2025.
Use the filters below to find and compare flights from Aurora to Bilbao that are best for you.

Fly from

Aurora

Fly to

Bilbao

Route

Depart

Return

Price

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Thu 1/29

7:20 pm-11:00 am

1 stop31h 40m

Bilbao

Fri 2/6

12:00 pm-5:35 pm

1 stop37h 35m

$650

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 2/4

1:30 pm-9:10 pm

2 stops23h 40m

Bilbao

Wed 2/18

9:25 am-7:48 pm

2 stops18h 23m

$655

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 2/4

3:55 pm-11:20 pm

1 stop23h 25m

Bilbao

Wed 2/18

7:25 am-10:05 pm

2 stops22h 40m

$658

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Fri 1/30

7:20 pm-4:10 pm

1 stop36h 50m

Bilbao

Fri 2/6

12:00 pm-5:35 pm

1 stop37h 35m

$668

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Tue 1/13

4:20 pm-9:55 pm

1 stop21h 35m

Bilbao

Tue 1/27

11:35 am-9:59 pm

2 stops18h 24m

$693

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Thu 1/29

7:20 pm-11:00 am

1 stop31h 40m

Bilbao

Mon 2/2

12:00 pm-5:35 pm

1 stop37h 35m

$694

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 1/28

11:15 am-4:10 pm

2 stops20h 55m

Bilbao

Wed 2/4

9:25 am-7:55 pm

2 stops18h 30m

$709

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Thu 2/5

11:15 am-12:00 pm

2 stops16h 45m

Bilbao

Wed 2/18

12:50 pm-10:23 am

2 stops29h 33m

$715

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 1/14

4:20 pm-6:05 pm

1 stop17h 45m

Bilbao

Wed 3/11

11:35 am-7:55 pm

1 stop15h 20m

$723

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Sun 1/4

6:00 am-4:10 pm

2 stops26h 10m

$732

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 11 results
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Best time to book a flight from Aurora to Bilbao

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

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

Currently, February is the cheapest month in which you can book a flight from Aurora to Bilbao (average of $530). Flying from Aurora to Bilbao in June is currently the most expensive (average of $1,163). 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 BIO?

Find hourly flight availability from Aurora to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

When flying from Aurora to Bilbao, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 30% versus a flight in the evening.

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. 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 Bilbao. Reviews last updated December 15, 2025.
Read through reviews of airlines operating flights from Aurora to Bilbao, such as United Airlines and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,092 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Lufthansa
6.8
Okay
7,628 reviews
United Airlines
7.4
Good
9,092 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Aurora to Bilbao. 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 Bilbao from Aurora?

    For a flight from Aurora to Bilbao, you will be flying into Bilbao. Bilbao (BIO) is just 3.0 mi from the center of the city. Bilbao is the only Bilbao airport and it handles 0 inbound flights from Aurora per day. 2 airlines have flights to Bilbao from Aurora on a regular basis.

  • How long is the flight from Aurora to Bilbao?

    There are many flights that can get you from Aurora to Bilbao in 23h 25m. Fly via Turkish Airlines, SWISS, or Lufthansa to get the fastest option. The distance from Aurora to Bilbao is about 4902 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Aurora to Bilbao (average of $530). Flying from Aurora to Bilbao in June is currently the most expensive (average of $1,163). 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 Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Bilbao flights
Denver to San Sebastian flights

Top 2 airlines flying from Aurora to Bilbao

Discover the top 2 airlines that operate flights from Aurora to Bilbao. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$530Average$885FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$686Average$942FlexibilityNo cancel feeOn-time69%

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