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Cheap flights from Phoenix Sky Harbor Intl Airport to San Sebastian from $402

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to San Sebastian departing on 10/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
PHX
-
EAS
5544 mimulti-stop
Multiple Airlines Logo
EAS
-
PHX
5544 mimulti-stop
Multiple Airlines

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport 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 May 14, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Tue 10/27

6:10 am-8:40 am

2 stops18h 30m

$402

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Mon 10/26

8:25 pm-8:40 am

2 stops28h 15m

$434
Quickest one-way

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Wed 10/28

7:00 am-8:40 am

2 stops17h 40m

$502

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Tue 10/27

7:45 am-8:50 pm

3 stops29h 05m

$511

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Mon 10/26

7:04 pm-1:00 pm

3 stops33h 56m

$534

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Wed 10/28

10:12 am-8:50 pm

3 stops26h 38m

$618

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Wed 9/16

10:21 am-8:50 pm

2 stops25h 29m

$1,057

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Wed 9/16

3:35 pm-8:50 pm

2 stops20h 15m

$1,374

PhoenixSan Sebastian

PHX - EAS

PHXEAS

Phoenix Sky Harbor Intl

Wed 9/16

7:25 am-1:00 pm

3 stops44h 35m

$23,849

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Sebastian from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to San Sebastian

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 airline that flies from Phoenix Sky Harbor Intl to San Sebastián?

American Airlines, Iberia, and British Airways are the most popular carriers operating from Phoenix Sky Harbor Intl to San Sebastián

When to book flights from Phoenix Sky Harbor Intl Airport to San Sebastian

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to San Sebastian according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to San Sebastian (PHX to EAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to San Sebastian

Fastest flight time

25h 47m

Direct flights

None
The fastest flight from Phoenix Sky Harbor Intl Airport to San Sebastian takes 25h 47m
There are no direct flights from Phoenix Sky Harbor Intl Airport to San Sebastian. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to San Sebastian.
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Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to San Sebastian

  • How far is Phoenix Sky Harbor Intl to San Sebastián by plane?

    A flight from Phoenix Sky Harbor Intl to San Sebastián will travel around 5538.0 mi. Typically, this will take 25h 47m by plane in normal conditions.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to San Sebastián Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to San Sebastián Airport were last updated today.

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to San Sebastián Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport 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.

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 Phoenix to San Sebastian?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Sebastian from Phoenix.

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

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

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

Once you have performed a search for Phoenix 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 Phoenix to San Sebastian right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Sebastian, momondo offers a useful price alert feature which will track prices for flights to San Sebastian from Phoenix and alert you when they change.

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