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Cheap flights from Colorado to San Sebastian from $971

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to San Sebastian departing on 7/12. 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 San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
9:09 am - 8:40 am
DEN
-
EAS
39h 31m
2 stops
Iberia Logo
9:30 pm - 12:07 am
EAS
-
DEN
34h 37m
2 stops
$971Iberia
Sun, Jul 12 - Sat, Jul 18
Multiple Airlines Logo
8:20 pm - 7:20 am
DEN
-
EAS
28h 00m
3 stops
Multiple Airlines Logo
5:55 pm - 6:25 pm
EAS
-
DEN
32h 30m
3 stops
$1,111Multiple Airlines
Fri, Mar 27 - Fri, Apr 3
Multiple Airlines Logo
5:58 pm - 7:40 am
DEN
-
EAS
54h 42m
2 stops
Multiple Airlines Logo
3:25 pm - 4:30 pm
EAS
-
DEN
33h 05m
1 stop
$1,160Multiple Airlines
Fri, Mar 27 - Fri, Apr 3
Iberia Logo
7:00 am - 8:40 am
DEN
-
EAS
42h 40m
2 stops
Iberia Logo
9:30 pm - 11:54 pm
EAS
-
DEN
33h 24m
2 stops
$1,392Iberia
Sat, Mar 21 - Sat, Mar 28
Multiple Airlines Logo
6:25 pm - 7:40 am
DEN
-
EAS
30h 15m
2 stops
Multiple Airlines Logo
1:40 pm - 11:54 pm
EAS
-
DEN
18h 14m
2 stops
$1,427Multiple Airlines
Fri, Mar 27 - Fri, Apr 3
Multiple Airlines Logo
8:20 pm - 1:30 pm
DEN
-
EAS
34h 10m
3 stops
Multiple Airlines Logo
2:05 pm - 6:25 pm
EAS
-
DEN
35h 20m
3 stops
$1,844Multiple Airlines
Sat, Mar 21 - Sat, Mar 28
Iberia Logo
10:20 am - 1:00 pm
DEN
-
EAS
18h 40m
2 stops
Iberia Logo
2:05 pm - 10:40 pm
EAS
-
DEN
40h 35m
2 stops
$1,877Iberia
Wed, Feb 18 - Sat, Feb 21
Multiple Airlines Logo
11:25 am - 5:20 pm
DEN
-
EAS
21h 55m
2 stops
Multiple Airlines Logo
8:55 am - 12:40 pm
EAS
-
DEN
35h 45m
3 stops
$1,926Multiple Airlines
Sun, Jul 12 - Sat, Jul 18
Multiple Airlines Logo
9:40 am - 5:20 pm
DEN
-
EAS
23h 40m
3 stops
Multiple Airlines Logo
8:55 am - 12:40 pm
EAS
-
DEN
35h 45m
3 stops
$1,953Multiple Airlines
Sun, Jul 12 - Sat, Jul 18
Multiple Airlines Logo
5:45 pm - 1:30 pm
DEN
-
EAS
35h 45m
3 stops
Multiple Airlines Logo
2:05 pm - 6:05 pm
EAS
-
DEN
36h 00m
3 stops
$2,257Multiple Airlines
Wed, Feb 18 - Sat, Feb 21

Iberia flights from Colorado to San Sebastian

Our best Iberia deals on Colorado to San Sebastian flight tickets
Iberia
Jul 12
DEN9:09 amDenver Intl
39h 31m
2 stops
EAS8:40 amSan Sebastián
Jul 18
EAS9:30 pmSan Sebastián
34h 37m
2 stops
DEN12:07 amDenver Intl
$971
Iberia
Mar 21
DEN7:00 amDenver Intl
42h 40m
2 stops
EAS8:40 amSan Sebastián
Mar 28
EAS9:30 pmSan Sebastián
33h 24m
2 stops
DEN11:54 pmDenver Intl
$1,392
Iberia
Feb 18
DEN10:20 amDenver Intl
18h 40m
2 stops
EAS1:00 pmSan Sebastián
Feb 21
EAS2:05 pmSan Sebastián
40h 35m
2 stops
DEN10:40 pmDenver Intl
$1,877

momondo Fare Finder

 
Customize your flight search to find flights from Colorado to San Sebastian 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 7, 2026.
Use the filters below to find and compare flights from Colorado to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Sun 7/12

9:09 am-8:40 am

2 stops39h 31m

San Sebastián

Sat 7/18

9:30 pm-12:07 am

2 stops34h 37m

$971

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Fri 3/27

8:20 pm-7:20 am

3 stops28h 00m

San Sebastián

Fri 4/3

5:55 pm-6:25 pm

3 stops32h 30m

$1,111

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Fri 3/27

5:58 pm-7:40 am

2 stops54h 42m

San Sebastián

Fri 4/3

3:25 pm-4:30 pm

1 stop33h 05m

$1,160

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Sat 3/21

7:00 am-8:40 am

2 stops42h 40m

San Sebastián

Sat 3/28

9:30 pm-11:54 pm

2 stops33h 24m

$1,392

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Fri 3/27

6:25 pm-7:40 am

2 stops30h 15m

San Sebastián

Fri 4/3

1:40 pm-11:54 pm

2 stops18h 14m

$1,427

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Sat 3/21

8:20 pm-1:30 pm

3 stops34h 10m

San Sebastián

Sat 3/28

2:05 pm-6:25 pm

3 stops35h 20m

$1,844

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Wed 2/18

10:20 am-1:00 pm

2 stops18h 40m

San Sebastián

Sat 2/21

2:05 pm-10:40 pm

2 stops40h 35m

$1,877

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Sun 7/12

11:25 am-5:20 pm

2 stops21h 55m

San Sebastián

Sat 7/18

8:55 am-12:40 pm

3 stops35h 45m

$1,926

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Sun 7/12

9:40 am-5:20 pm

3 stops23h 40m

San Sebastián

Sat 7/18

8:55 am-12:40 pm

3 stops35h 45m

$1,953

DenverSan Sebastian

DEN - EAS

DENEAS

Denver Intl

Wed 2/18

5:45 pm-1:30 pm

3 stops35h 45m

San Sebastián

Sat 2/21

2:05 pm-6:05 pm

3 stops36h 00m

$2,257

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Colorado to San Sebastian flight deals and tips

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

Fastest flight time

18h 40m

Direct flights

None
The fastest flight from Colorado to San Sebastian takes 18h 40m
There are no direct flights from Colorado to San Sebastian. There are no popular flight routes from Colorado to San Sebastian.
Search flight deals

  • When did momondo last update prices for flights from Colorado to San Sebastián Airport?

    Prices for flights from Colorado to San Sebastián Airport were last updated today.

  • How old do you have to be to fly from Colorado to San Sebastián Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to San Sebastián Airport.

  • What documentation or ID do you need to fly to San Sebastián Airport?

    The travel and health documents you'll need for your trip to San Sebastián Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Sebastián Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Colorado to San Sebastian?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Colorado from San Sebastian. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Colorado to San Sebastian with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near San Sebastian?

Book flights to San Sebastian if you plan to visit one of these locations
Irun
Hondarribia

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Colorado to San Sebastian flights to just show those with flexible booking policies.

How can momondo help me find flights from Colorado to San Sebastian?

Once you have performed a search for Colorado to San Sebastian flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to San Sebastian from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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