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Cheap flights from Colorado to Bilbao from $250

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Bilbao departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Colorado to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:20 pm - 9:55 pm
DEN
-
BIO
21h 35m
1 stop
Lufthansa Logo
6:40 pm - 3:40 pm
BIO
-
DEN
29h 00m
2 stops
$576Lufthansa
Tue, Mar 24 - Tue, Mar 31
Lufthansa Logo
5:20 pm - 9:55 pm
DEN
-
BIO
21h 35m
1 stop
Lufthansa Logo
6:40 pm - 2:20 pm
BIO
-
DEN
27h 40m
1 stop
$580Lufthansa
Tue, Mar 24 - Tue, Mar 31
Lufthansa Logo
5:40 pm - 11:05 pm
DEN
-
BIO
21h 25m
1 stop
Lufthansa Logo
6:50 am - 3:40 pm
BIO
-
DEN
16h 50m
1 stop
$585Lufthansa
Tue, Apr 28 - Wed, May 6
Lufthansa Logo
5:44 pm - 11:05 pm
DEN
-
BIO
21h 21m
2 stops
Lufthansa Logo
7:15 am - 2:20 pm
BIO
-
DEN
15h 05m
1 stop
$589Lufthansa
Tue, Apr 28 - Wed, May 6
Delta Logo
4:17 pm - 4:30 pm
DEN
-
BIO
17h 13m
2 stops
Delta Logo
7:10 am - 10:17 pm
BIO
-
DEN
23h 07m
2 stops
$595Delta
Tue, Mar 24 - Tue, Mar 31
Lufthansa Logo
4:05 pm - 11:25 pm
DEN
-
BIO
23h 20m
1 stop
Lufthansa Logo
6:50 am - 3:40 pm
BIO
-
DEN
16h 50m
1 stop
$599Lufthansa
Mon, Apr 27 - Wed, May 6
United Airlines Logo
4:05 pm - 11:25 pm
DEN
-
BIO
23h 20m
1 stop
United Airlines Logo
6:50 am - 3:40 pm
BIO
-
DEN
16h 50m
1 stop
$600United Airlines
Sun, Apr 26 - Fri, May 8
United Airlines Logo
4:05 pm - 11:25 pm
DEN
-
BIO
23h 20m
1 stop
United Airlines Logo
7:15 am - 6:50 pm
BIO
-
DEN
19h 35m
1 stop
$601United Airlines
Sun, Apr 26 - Wed, May 6
United Airlines Logo
4:05 pm - 11:25 pm
DEN
-
BIO
23h 20m
1 stop
United Airlines Logo
6:50 am - 4:16 pm
BIO
-
DEN
17h 26m
2 stops
$610United Airlines
Sun, Apr 26 - Tue, May 5
Lufthansa Logo
5:44 pm - 11:05 pm
DEN
-
BIO
21h 21m
2 stops
Lufthansa Logo
7:15 am - 3:40 pm
BIO
-
DEN
16h 25m
2 stops
$611Lufthansa
Tue, Apr 28 - Wed, May 6

United Airlines flights from Colorado to Bilbao

Our best United Airlines deals on Colorado to Bilbao flight tickets
United Airlines
Apr 26
DEN4:05 pmDenver Intl
23h 20m
1 stop
BIO11:25 pmBilbao
May 7
BIO6:50 amBilbao
16h 50m
1 stop
DEN3:40 pmDenver Intl
$600
United Airlines
Apr 26
DEN4:05 pmDenver Intl
23h 20m
1 stop
BIO11:25 pmBilbao
May 6
BIO7:15 amBilbao
19h 35m
1 stop
DEN6:50 pmDenver Intl
$601
United Airlines
Apr 26
DEN4:05 pmDenver Intl
23h 20m
1 stop
BIO11:25 pmBilbao
May 5
BIO6:50 amBilbao
17h 26m
2 stops
DEN4:16 pmDenver Intl
$610

SWISS flights from Colorado to Bilbao

Our best SWISS deals on Colorado to Bilbao flight tickets
SWISS
Apr 29
DEN8:20 pmDenver Intl
27h 35m
2 stops
BIO7:55 amBilbao
May 7
BIO8:45 pmBilbao
27h 31m
2 stops
DEN4:16 pmDenver Intl
$721
SWISS
Apr 25
DEN1:25 pmDenver Intl
45h 10m
2 stops
BIO6:35 pmBilbao
May 7
BIO8:45 pmBilbao
27h 31m
2 stops
DEN4:16 pmDenver Intl
$725

momondo Fare Finder

 
Customize your flight search to find flights from Colorado 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, momondo users made 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Colorado to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Tue 3/24

5:20 pm-9:55 pm

1 stop21h 35m

Bilbao

Tue 3/31

6:40 pm-3:40 pm

2 stops29h 00m

$576

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Tue 3/24

5:20 pm-9:55 pm

1 stop21h 35m

Bilbao

Tue 3/31

6:40 pm-2:20 pm

1 stop27h 40m

$580

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Tue 4/28

5:40 pm-11:05 pm

1 stop21h 25m

Bilbao

Wed 5/6

6:50 am-3:40 pm

1 stop16h 50m

$585

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Tue 4/28

5:44 pm-11:05 pm

2 stops21h 21m

Bilbao

Wed 5/6

7:15 am-2:20 pm

1 stop15h 05m

$589

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Tue 3/24

4:17 pm-4:30 pm

2 stops17h 13m

Bilbao

Tue 3/31

7:10 am-10:17 pm

2 stops23h 07m

$595

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Mon 4/27

4:05 pm-11:25 pm

1 stop23h 20m

Bilbao

Wed 5/6

6:50 am-3:40 pm

1 stop16h 50m

$599

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Sun 4/26

4:05 pm-11:25 pm

1 stop23h 20m

Bilbao

Fri 5/8

6:50 am-3:40 pm

1 stop16h 50m

$600

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Sun 4/26

4:05 pm-11:25 pm

1 stop23h 20m

Bilbao

Wed 5/6

7:15 am-6:50 pm

1 stop19h 35m

$601

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Sun 4/26

4:05 pm-11:25 pm

1 stop23h 20m

Bilbao

Tue 5/5

6:50 am-4:16 pm

2 stops17h 26m

$610

DenverBilbao

DEN - BIO

DENBIO

Denver Intl

Tue 4/28

5:44 pm-11:05 pm

2 stops21h 21m

Bilbao

Wed 5/6

7:15 am-3:40 pm

2 stops16h 25m

$611

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Bilbao from

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

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.

Can stopping save me money on Colorado to Bilbao flights?

You could potentially save up to 46% 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

17h 50m

Direct flights

None
The fastest flight from Colorado to Bilbao takes 17h 50m
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?

  • 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
LufthansaPriceFrom $530Free CancellationRating
6.8
7,775 reviews
Search Lufthansa flights
United AirlinesPriceFrom $658Free CancellationRating
7.4
9,259 reviews
Search United Airlines flights

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
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.

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