What is the cheapest airline that flies from Colorado to Bilbao?

Air France is the most popular carrier operating from Colorado to Bilbao

When did momondo last update prices for flights from Colorado to Bilbao Airport?

Prices for flights from Colorado to Bilbao Airport refresh daily.

How many operators does momondo search for flights from Colorado to Bilbao Airport?

There are 2 operators available for flights from Colorado to Bilbao Airport as of December 2025.

How old do you have to be to fly from Colorado to Bilbao Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Bilbao Airport.

What documentation or ID do you need to fly to Bilbao Airport?

The necessary travel and health documents for your Bilbao Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$547 Cheap Flights from Colorado to Bilbao in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Colorado to Bilbao

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:17 am - 10:50 am

DEN

BIO

15h 33m2 stops

7:40 am - 2:35 pm

BIO

DEN

14h 55m1 stop

$547Lufthansa

Wed, Jan 28 - Thu, Feb 5

3:55 pm - 11:20 pm

DEN

BIO

23h 25m1 stop

7:40 am - 2:35 pm

BIO

DEN

14h 55m1 stop

$554Lufthansa

Wed, Jan 28 - Thu, Feb 5

11:15 am - 4:10 pm

DEN

BIO

20h 55m2 stops

11:35 am - 2:35 pm

BIO

DEN

35h 00m1 stop

$562Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

11:15 am - 4:10 pm

DEN

BIO

20h 55m2 stops

5:00 pm - 7:55 pm

BIO

DEN

34h 55m2 stops

$576Brussels Airlines

Wed, Jan 28 - Thu, Feb 5

4:20 pm - 6:05 pm

DEN

BIO

17h 45m1 stop

11:35 am - 2:35 pm

BIO

DEN

35h 00m1 stop

$599Lufthansa

Wed, Feb 4 - Wed, Feb 11

4:20 pm - 9:55 pm

DEN

BIO

21h 35m1 stop

11:35 am - 2:35 pm

BIO

DEN

35h 00m1 stop

$630United Airlines

Thu, Jan 29 - Mon, Feb 2

11:15 am - 6:05 pm

DEN

BIO

22h 50m2 stops

11:35 am - 4:40 pm

BIO

DEN

61h 05m2 stops

$632Multiple Airlines

Sun, Jan 18 - Sat, Jan 24

1:31 pm - 9:55 pm

DEN

BIO

24h 24m2 stops

11:35 am - 2:35 pm

BIO

DEN

35h 00m1 stop

$634United Airlines

Thu, Jan 29 - Mon, Feb 2

3:55 pm - 4:40 pm

DEN

BIO

16h 45m1 stop

11:35 am - 2:35 pm

BIO

DEN

35h 00m1 stop

$642United Airlines

Thu, Jan 29 - Mon, Feb 2

5:45 pm - 10:50 pm

DEN

BIO

21h 05m1 stop

6:45 am - 5:00 pm

BIO

DEN

17h 15m1 stop

$644Lufthansa

Sat, Mar 7 - Sat, Mar 14

Lufthansa flights from Colorado to Bilbao

Our best Lufthansa deals on Colorado to Bilbao flight tickets

Lufthansa

Jan 28

DEN11:17 amDenver Intl

15h 33m

2 stops

BIO10:50 amBilbao

Feb 5

BIO7:40 amBilbao

14h 55m

1 stop

DEN2:35 pmDenver Intl

$547

Find similar

Lufthansa

Jan 28

DEN3:55 pmDenver Intl

23h 25m

1 stop

BIO11:20 pmBilbao

Feb 5

BIO7:40 amBilbao

14h 55m

1 stop

DEN2:35 pmDenver Intl

$554

Find similar

Lufthansa

Feb 4

DEN4:20 pmDenver Intl

17h 45m

1 stop

BIO6:05 pmBilbao

Feb 11

BIO11:35 amBilbao

35h 00m

1 stop

DEN2:35 pmDenver Intl

$599

Find similar

United Airlines flights from Colorado to Bilbao

Our best United Airlines deals on Colorado to Bilbao flight tickets

United Airlines

Feb 17

DEN7:45 amDenver Intl

30h 10m

2 stops

BIO9:55 pmBilbao

Feb 22

BIO7:25 amBilbao

34h 58m

2 stops

DEN10:23 amDenver Intl

$630

Find similar

United Airlines

Jan 29

DEN1:31 pmDenver Intl

24h 24m

2 stops

BIO9:55 pmBilbao

Feb 2

BIO11:35 amBilbao

35h 00m

1 stop

DEN2:35 pmDenver Intl

$634

Find similar

United Airlines

Jan 29

DEN3:55 pmDenver Intl

16h 45m

1 stop

BIO4:40 pmBilbao

Feb 2

BIO11:35 amBilbao

35h 00m

1 stop

DEN2:35 pmDenver Intl

$642

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 1/28

11:17 am-10:50 am

2 stops15h 33m

Bilbao

Thu 2/5

7:40 am-2:35 pm

1 stop14h 55m

$547

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 1/28

3:55 pm-11:20 pm

1 stop23h 25m

Bilbao

Thu 2/5

7:40 am-2:35 pm

1 stop14h 55m

$554

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 2/4

11:15 am-4:10 pm

2 stops20h 55m

Bilbao

Wed 2/11

11:35 am-2:35 pm

1 stop35h 00m

$562

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 1/28

11:15 am-4:10 pm

2 stops20h 55m

Bilbao

Thu 2/5

5:00 pm-7:55 pm

2 stops34h 55m

$576

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Wed 2/4

4:20 pm-6:05 pm

1 stop17h 45m

Bilbao

Wed 2/11

11:35 am-2:35 pm

1 stop35h 00m

$599

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Thu 1/29

4:20 pm-9:55 pm

1 stop21h 35m

Bilbao

Mon 2/2

11:35 am-2:35 pm

1 stop35h 00m

$630

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Sun 1/18

11:15 am-6:05 pm

2 stops22h 50m

Bilbao

Sat 1/24

11:35 am-4:40 pm

2 stops61h 05m

$632

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Thu 1/29

1:31 pm-9:55 pm

2 stops24h 24m

Bilbao

Mon 2/2

11:35 am-2:35 pm

1 stop35h 00m

$634

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Thu 1/29

3:55 pm-4:40 pm

1 stop16h 45m

Bilbao

Mon 2/2

11:35 am-2:35 pm

1 stop35h 00m

$642

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Sat 3/7

5:45 pm-10:50 pm

1 stop21h 05m

Bilbao

Sat 3/14

6:45 am-5:00 pm

1 stop17h 15m

$644

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Bilbao?

The cheapest month to fly to Bilbao from Colorado is in February. Flight prices, which tend to average around $573, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in February, then March is your next best option. Flight prices from Colorado to Bilbao during March average around $669.

What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from Colorado to Bilbao is on a Wednesday. Travelers who choose to depart for Bilbao on a Wednesday will often find tickets for as low as $908. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,272. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is at noon. Flights from Colorado to Bilbao during this time can be as low as $965. In the evening is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,386 per ticket.

Can stopping save me money on Colorado to Bilbao flights?

You could potentially save up to 22% on your flight if you consider stops on a Colorado to Bilbao flight.

Cheap Colorado to Bilbao flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Bilbao

Fastest flight time	20h 55m
Direct flights	None

The fastest flight from Colorado to Bilbao takes 20h 55m

There are no direct flights from Colorado to Bilbao. There are no popular flight routes from Colorado to Bilbao.

Search flight deals

When did momondo last update prices for flights from Colorado to Bilbao Airport?
Prices for flights from Colorado to Bilbao Airport refresh daily.
How many operators does momondo search for flights from Colorado to Bilbao Airport?
There are 2 operators available for flights from Colorado to Bilbao Airport as of December 2025.
How old do you have to be to fly from Colorado to Bilbao Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Bilbao Airport.
What documentation or ID do you need to fly to Bilbao Airport?
The necessary travel and health documents for your Bilbao Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Colorado to Bilbao

Compare and see reviews for airlines that fly from Colorado to Bilbao with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $530	Free Cancellation	Rating 6.8 7,644 reviews		Search Lufthansa flights
United Airlines	PriceFrom $686	Free Cancellation	Rating 7.4 9,102 reviews		Search United Airlines flights

Getxo

Laredo

Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Bilbao?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Colorado to Bilbao. momondo saves you time and could save you money on your trip.

Can I find flights from Colorado to Bilbao with flexible booking policies on momondo?

Yes. All flights to Bilbao from Colorado on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Colorado to Bilbao?

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

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

Of course. momondo tracks the price of Colorado to Bilbao flights. All you need is a valid email address and we will do the rest; it is that quick and easy.