EAS - BOS

$449 Find Cheap Flights from San Sebastian to Boston - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$856
Typical prices: $734-$734
American Airlines
Sun 11/11Thu 11/15
EAS - BOS • 1 stop
Cheapest one-way
$449
Typical prices: $579-$979
Multiple Airlines
Mon 12/24
EAS - BOS • 3 stops
Nonstop flights
Not available
There are currently no direct flights between San Sebastian and Boston. You'll need to take a connecting flight to reach the destination.
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Cheap Flights from San Sebastian to Boston (EAS-BOS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Sebastian to Boston

Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
9:30 pm - 6:25 pmEAS  San Sebastián-BOS Boston Logan Intl
26h 55m1 stop Madrid Barajas
American Airlines Logo
5:30 pm - 1:00 pmBOS  Boston Logan Intl-EAS San Sebastián
13h 30m2 stops New York John F Kennedy Intl Madrid Barajas
$856American Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
9:30 pm - 6:25 pmEAS  San Sebastián-BOS Boston Logan Intl
26h 55m1 stop Madrid Barajas
American Airlines Logo
11:46 am - 1:00 pmBOS  Boston Logan Intl-EAS San Sebastián
19h 14m2 stops New York John F Kennedy Intl Madrid Barajas
$859American Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
9:30 pm - 9:37 pmEAS  San Sebastián-BOS Boston Logan Intl
30h 07m2 stops Madrid Barajas Philadelphia
American Airlines Logo
11:46 am - 8:40 amBOS  Boston Logan Intl-EAS San Sebastián
14h 54m2 stops New York John F Kennedy Intl Madrid Barajas
$861American Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
9:30 pm - 9:37 pmEAS  San Sebastián-BOS Boston Logan Intl
30h 07m2 stops Madrid Barajas Philadelphia
American Airlines Logo
11:46 am - 8:40 amBOS  Boston Logan Intl-EAS San Sebastián
14h 54m2 stops New York John F Kennedy Intl Madrid Barajas
$865American Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
9:30 pm - 6:25 pmEAS  San Sebastián-BOS Boston Logan Intl
26h 55m1 stop Madrid Barajas
American Airlines Logo
8:00 pm - 8:40 amBOS  Boston Logan Intl-EAS San Sebastián
30h 40m1 stop Madrid Barajas
$868American Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
9:30 pm - 6:25 pmEAS  San Sebastián-BOS Boston Logan Intl
26h 55m1 stop Madrid Barajas
American Airlines Logo
8:00 pm - 1:00 pmBOS  Boston Logan Intl-EAS San Sebastián
11h 00m1 stop Madrid Barajas
$933American Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
9:30 pm - 6:25 pmEAS  San Sebastián-BOS Boston Logan Intl
26h 55m1 stop Madrid Barajas
American Airlines Logo
8:00 pm - 1:00 pmBOS  Boston Logan Intl-EAS San Sebastián
11h 00m1 stop Madrid Barajas
$1,007American Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
9:30 pm - 9:37 pmEAS  San Sebastián-BOS Boston Logan Intl
30h 07m2 stops Madrid Barajas Philadelphia
American Airlines Logo
4:00 pm - 1:00 pmBOS  Boston Logan Intl-EAS San Sebastián
15h 00m2 stops Philadelphia Madrid Barajas
$1,013American Airlines
Thu, Dec 10 - Thu, Dec 17
Iberia Logo
9:20 am - 6:25 pmEAS  San Sebastián-BOS Boston Logan Intl
15h 05m1 stop Madrid Barajas
Iberia Logo
8:00 pm - 8:40 amBOS  Boston Logan Intl-EAS San Sebastián
30h 40m1 stop Madrid Barajas
$1,034Iberia
Thu, Dec 10 - Thu, Dec 17
Iberia Logo
6:10 pm - 9:50 pmEAS  San Sebastián-BOS Boston Logan Intl
33h 40m2 stops Barcelona-El Prat London Heathrow
Iberia Logo
8:00 pm - 8:40 amBOS  Boston Logan Intl-EAS San Sebastián
30h 40m1 stop Madrid Barajas
$1,070Iberia
Booking Insights

Price, demand and travel trends for San Sebastian to Boston flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from San Sebastian to Boston?

Round-trip flights from San Sebastian to Boston typically range from $734 to $734. The lowest price found in the past 5 days was $856, on American Airlines.

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Key details for San Sebastian to Boston flights

Cheapest flight

$449
One-way flight from San Sebastian to Boston

When to book flights from San Sebastian to Boston

Are your dates flexible? Find out the best times to travel from San Sebastian to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Sebastian to Boston flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from San Sebastian to Boston?

    Only Economy Class is available on flights from San Sebastian to Boston.

  • How long is a flight from San Sebastian to Boston?

    A nonstop flight from San Sebastian to Boston takes 00m, covering 3,398 miles.

  • Do I need a passport to fly from San Sebastian to Boston?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from San Sebastian to Boston changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $856 to $3,803. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from San Sebastian to Boston looking right now?

    One-way fares from San Sebastian to Boston are currently lower than usual. Average one-way flight prices are about $479, which is 35% below the typical average for this route.

  • What car rental options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates averaging $77 for economy cars. Top options include:

    • Dollar
    • Hertz
    • Budget
    • Thrifty
    • Sixt

  • Which airports can I use when flying from San Sebastian to Boston?

    Flights from San Sebastian to Boston usually depart from San Sebastián (EAS) and arrive at Boston Logan Intl (BOS).

  • Which airports do connecting flights from San Sebastian to Boston pass through?

    Most connecting flights from San Sebastian to Boston pass through Madrid Barajas (MAD), which handles 100% of one-stop traffic on this route.

  • What is the time difference between San Sebastian and Boston?

    Boston is 5 hours behind San Sebastian (Eastern Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Boston?

    Some of the most popular sights in Boston are TD Garden, Fenway Park and Boston Common. These are among the most viewed places in Boston on KAYAK.

Your guide to booking San Sebastian to Boston flights

Get tips on when to book, when to fly and what to know before your trip.

More options for your flight from San Sebastian to Boston

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