$561 Cheap Flights from Oklahoma City (OKC) to San Sebastian (EAS)

View $561 flight on Thu, Oct 1, 2026Opens in a new window

Cheap Flights from Oklahoma City to San Sebastian (OKC-EAS)

Prices were available within the past 7 days and start at $561 for one-way flights and $651 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$651 Roundtrip, found 6 days ago
$651
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $651 found 6 days ago
American Airlines
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$654 Roundtrip, found 6 days ago
$654
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $654 found 6 days ago
American Airlines
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$707 Roundtrip, found 6 days ago
$707
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $707 found 6 days ago
American Airlines
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$713 Roundtrip, found 6 days ago
$713
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $713 found 6 days ago
Iberia
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$713 Roundtrip, found 6 days ago
$713
Roundtrip
found 6 days ago
Select Iberia flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $713 found 6 days ago
American Airlines
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$770 Roundtrip, found 6 days ago
$770
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $770 found 6 days ago
Iberia
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$832 Roundtrip, found 6 days ago
$832
Roundtrip
found 6 days ago
Select Iberia flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $832 found 6 days ago
American Airlines
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$867 Roundtrip, found 6 days ago
$867
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $867 found 6 days ago
American Airlines
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$870 Roundtrip, found 6 days ago
$870
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $870 found 6 days ago
American Airlines
Thu, Oct 1 - Fri, Oct 9
OKC
Oklahoma City
EAS
San Sebastián
$914 Roundtrip, found 6 days ago
$914
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 1 from Oklahoma City to San Sebastián, returning Fri, Oct 9, priced at $914 found 6 days ago
Flights from Oklahoma City (OKC) to San Sebastian (EAS)
Origin airport
Will Rogers World
Destination airport
San Sebastian
Roundtrip price
$651
Distance
4854 mi

Oklahoma City to San Sebastian Flights

The cheapest times to fly from Oklahoma City to San Sebastian

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Oklahoma City to San Sebastian are during the month of October. You can find some of the cheapest flights from Oklahoma City to San Sebastian with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oklahoma City to San Sebastian

Sunday is one of the best days to book for cheap flights from Oklahoma City to San Sebastian: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Oklahoma City to San Sebastian

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Oklahoma City to San Sebastian in 2026. You can also book with separate airlines for your outbound and return journeys, from $561 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Oklahoma City to San Sebastian flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Oklahoma City to San Sebastian airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS) cost?
Get a cheap one-way flight from $561 or cheap return flight from $651 from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS)?
Planning your getaway for October may help you find better deals, as it's the cheapest month for flights between OKC and EAS. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS)?
To find the cheapest airline flying from OKC to EAS, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS)?
You'll need to take a flight with a layover if you're traveling from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from OKC to EAS?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS)?
To touch down at San Sebastian Airport (EAS) without delays, select a flight that takes off from Will Rogers World Airport (OKC) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS) last-minute?
Last-minute bookings from OKC to EAS are typically more expensive. For the best prices, start looking for flights well in advance. That being said, if you can play around with your travel dates, it's possible to score a cheap fare right before your journey.
Is it cheaper to book an OKC to EAS flight and hotel package?
Compared with arranging hotels and flights separately, booking an OKC to EAS flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our wide range of stays, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Will Rogers World Airport (OKC) to San Sebastian Airport (EAS)?
In most cases, you can reschedule or cancel your OKC to EAS flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like more information, head to our Customer Service portal.

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*Available to One Key members.