$225 Cheap flight deals from Denver (DEN) to San Sebastián (EAS)

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Airfares from $225 One Way, $490 Round Trip from Denver to San Sebastián

Prices starting at $490 for return flights and $225 for one-way flights to San Sebastián were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Apr 12 - Mon, Apr 27
DEN
Denver
BIO
Bilbao
$490 Roundtrip, found 4 days ago
$490
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Sun, Apr 12 from Denver to Bilbao, returning Mon, Apr 27, priced at $490 found 4 days ago
Mon, Feb 23 - Tue, Mar 10
DEN
Denver
BIO
Bilbao
$509 Roundtrip, found 2 days ago
$509
Roundtrip
found 2 days ago
Select Iberia flight, departing Mon, Feb 23 from Denver to Bilbao, returning Tue, Mar 10, priced at $509 found 2 days ago
Wed, Feb 4 - Sun, Feb 8
DEN
Denver
BIO
Bilbao
$533 Roundtrip, found 6 days ago
$533
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Feb 4 from Denver to Bilbao, returning Sun, Feb 8, priced at $533 found 6 days ago
Tue, Feb 24 - Tue, Mar 3
DEN
Denver
EAS
San Sebastián
$588 Roundtrip, found 5 days ago
$588
Roundtrip
found 5 days ago
Select Iberia flight, departing Tue, Feb 24 from Denver to San Sebastián, returning Tue, Mar 3, priced at $588 found 5 days ago
Wed, Feb 18 - Mon, Feb 23
DEN
Denver
BIO
Bilbao
$642 Roundtrip, found 5 days ago
$642
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Feb 18 from Denver to Bilbao, returning Mon, Feb 23, priced at $642 found 5 days ago

San Sebastián economy flight packages

Price found within the past 48 hours. Click for updated prices.
Apartamentos Líbere Bilbao Museo
3.5-star property

Apartamentos Líbere Bilbao Museo

9/10 Wonderful! (76 reviews)

Feb 23 - Feb 28

5 night stay

Denver (DEN) to Bilbao (BIO)

Iberia • Roundtrip • Coach
Price was $920, price is now $773 per person
$773
per person
found 1 day ago
Amazing stay. Very close to all the main attractions. Highly recommend!

Reviewed on May 20, 2022

GOIEN BOUTIQUE HOTEL
3.5-star property

GOIEN BOUTIQUE HOTEL

9.8/10 Exceptional! (136 reviews)

Feb 23 - Feb 28

5 night stay

Denver (DEN) to Bilbao (BIO)

Iberia • Roundtrip • Coach
Price was $1,146, price is now $906 per person
$906
per person
found 1 day ago
The Artist Grand Hotel of Art
5.0-star property

The Artist Grand Hotel of Art

9.8/10 Exceptional! (1,001 reviews)

Feb 23 - Feb 28

5 night stay

Denver (DEN) to Bilbao (BIO)

Iberia • Roundtrip • Coach
Price was $1,069, price is now $879 per person
$879
per person
found 1 day ago
Just a beautiful hotel in a perfect location.

Reviewed on Jul 18, 2025

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More About Flying To San Sebastián from Denver

Route Information for Flights from Denver to San Sebastián

Origin Airport IATA Code
DEN
Destination Airport IATA Code
EAS
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Denver to San Sebastián

When you’re ready to take your next trip, get the most affordable prices on flights from Denver to San Sebastián with Orbitz! The guaranteed low prices and cutting-edge mobile tools on Orbits make it easy for you to plan your next great vacation.

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As any traveler knows, air travel can suddenly be temporarily halted due to service disruptions. Along with offering the best fares for flights from Denver to San Sebastián, Orbitz also offers free mobile phone and email alerts that help you keep up with sudden changes to your flight plans. Choose from email, text, or voice message alerts.

Get Great Prices for Denver to San Sebastián Flights

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Frequently asked questions

What is the shortest flight from Denver to San Sebastian?
Taking at least 11 hours, the trip from DEN to Bilbao Airport is considered a long-haul flight. Try to get some shut-eye while you're in the air to arrive feeling refreshed.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

More Destinations

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.