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

Confirm your travel details to search for the latest offers for flights from San Sebastian to Boston . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

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

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from San Sebastián Airport to Boston Logan Intl Airport?

Prices for flights from San Sebastián Airport to Boston Logan Intl Airport were last updated today.

How old do you have to be to fly from San Sebastián Airport to Boston Logan Intl 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 San Sebastián Airport to Boston Logan Intl Airport.

What documentation or ID do you need to fly to Boston Logan Intl Airport?

The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$689 Cheap Flights from San Sebastian to Boston in 2025/26

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Find the cheapest flights from San Sebastian to Boston

Round-trip

One-way

Cheap round-trip flights

9:30 pm - 4:15 pmEAS-BOS

23h 45m1 stop

11:56 am - 8:40 amBOS-EAS

14h 44m2 stops

$708Iberia

Find Deal

Thu, Oct 30 - Thu, Nov 6

9:30 pm - 3:00 pmEAS-BOS

23h 30m1 stop

9:38 am - 8:40 amBOS-EAS

17h 02m2 stops

$709Iberia

Find Deal

Wed, Oct 1 - Sun, Oct 5

9:30 pm - 4:15 pmEAS-BOS

23h 45m1 stop

4:45 pm - 8:40 amBOS-EAS

9h 55m1 stop

$784Iberia

Find Deal

Thu, Oct 30 - Thu, Nov 6

1:40 pm - 10:19 pmEAS-BOS

14h 39m2 stops

4:50 pm - 1:00 pmBOS-EAS

14h 10m1 stop

$799Iberia

Find Deal

Fri, Oct 17 - Fri, Nov 14

1:40 pm - 10:19 pmEAS-BOS

14h 39m2 stops

11:56 am - 1:00 pmBOS-EAS

19h 04m2 stops

$808American Airlines

Find Deal

Fri, Oct 17 - Fri, Nov 14

9:05 am - 9:15 pmEAS-BOS

18h 10m1 stop

4:50 pm - 1:00 pmBOS-EAS

14h 10m1 stop

$906Iberia

Find Deal

Fri, Oct 17 - Fri, Nov 14

9:30 pm - 2:40 pmEAS-BOS

23h 10m2 stops

9:38 am - 8:50 pmBOS-EAS

29h 12m2 stops

$922Iberia

Find Deal

Wed, Oct 1 - Sun, Oct 5

2:05 pm - 9:05 pmEAS-BOS

36h 00m3 stops

10:45 pm - 1:30 pmBOS-EAS

32h 45m3 stops

$981Multiple Airlines

Find Deal

Thu, Oct 30 - Thu, Nov 6

1:40 pm - 10:53 pmEAS-BOS

14h 13m2 stops

11:56 am - 8:40 amBOS-EAS

14h 44m2 stops

$988Iberia

Find Deal

Thu, Oct 30 - Thu, Nov 6

2:05 pm - 3:35 pmEAS-BOS

30h 30m2 stops

10:45 pm - 1:30 pmBOS-EAS

32h 45m3 stops

$989Multiple Airlines

Find Deal

Thu, Oct 30 - Thu, Nov 6

Iberia flights from San Sebastian to Boston

Our best Iberia deals on San Sebastian to Boston flight tickets

Iberia

Oct 30

EAS9:30 pmSan Sebastián

23h 45m

1 stop

BOS4:15 pmBoston Logan Intl

Nov 6

BOS11:56 amBoston Logan Intl

14h 44m

2 stops

EAS8:40 amSan Sebastián

$708

Find similar

Iberia

Oct 1

EAS9:30 pmSan Sebastián

23h 30m

1 stop

BOS3:00 pmBoston Logan Intl

Oct 5

BOS9:38 amBoston Logan Intl

17h 02m

2 stops

EAS8:40 amSan Sebastián

$709

Find similar

Iberia

Oct 30

EAS9:30 pmSan Sebastián

23h 45m

1 stop

BOS4:15 pmBoston Logan Intl

Nov 6

BOS4:45 pmBoston Logan Intl

9h 55m

1 stop

EAS8:40 amSan Sebastián

$784

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Thu 10/30

9:30 pm-4:15 pm

1 stop23h 45m

Boston Logan Intl

Thu 11/6

11:56 am-8:40 am

2 stops14h 44m

$708

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Wed 10/1

9:30 pm-3:00 pm

1 stop23h 30m

Boston Logan Intl

Sun 10/5

9:38 am-8:40 am

2 stops17h 02m

$709

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Thu 10/30

9:30 pm-4:15 pm

1 stop23h 45m

Boston Logan Intl

Thu 11/6

4:45 pm-8:40 am

1 stop9h 55m

$784

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Fri 10/17

1:40 pm-10:19 pm

2 stops14h 39m

Boston Logan Intl

Fri 11/14

4:50 pm-1:00 pm

1 stop14h 10m

$799

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Fri 10/17

1:40 pm-10:19 pm

2 stops14h 39m

Boston Logan Intl

Fri 11/14

11:56 am-1:00 pm

2 stops19h 04m

$808

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Fri 10/17

9:05 am-9:15 pm

1 stop18h 10m

Boston Logan Intl

Fri 11/14

4:50 pm-1:00 pm

1 stop14h 10m

$906

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Wed 10/1

9:30 pm-2:40 pm

2 stops23h 10m

Boston Logan Intl

Sun 10/5

9:38 am-8:50 pm

2 stops29h 12m

$922

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Thu 10/30

2:05 pm-9:05 pm

3 stops36h 00m

Boston Logan Intl

Thu 11/6

10:45 pm-1:30 pm

3 stops32h 45m

$981

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Thu 10/30

1:40 pm-10:53 pm

2 stops14h 13m

Boston Logan Intl

Thu 11/6

11:56 am-8:40 am

2 stops14h 44m

$988

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Thu 10/30

2:05 pm-3:35 pm

2 stops30h 30m

Boston Logan Intl

Thu 11/6

10:45 pm-1:30 pm

3 stops32h 45m

$989

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Sebastian to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from San Sebastian to Boston according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Sebastian to Boston (EAS to BOS) flight deals and tips

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

Direct flights	None

There are no direct flights from San Sebastian to Boston. There are no popular flight routes from San Sebastian to Boston.

Search flight deals

How far is San Sebastián to Boston Logan Intl by plane?
There are 3393.2 mi between San Sebastián and Boston Logan Intl. A reasonable flight in good conditions will take 14h 13m.
When did momondo last update prices for flights from San Sebastián Airport to Boston Logan Intl Airport?
Prices for flights from San Sebastián Airport to Boston Logan Intl Airport were last updated today.
How old do you have to be to fly from San Sebastián Airport to Boston Logan Intl 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 San Sebastián Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

How do I get Price Alerts for flights from San Sebastian to Boston?
Confirm your travel details to search for the latest offers for flights from San Sebastian to Boston. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from San Sebastian to Boston with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Hampton Beach

Salem

Ogunquit

Old Orchard Beach

Hampton

York Beach

Plymouth

Kennebunkport

Cambridge

South Yarmouth

Narragansett

Nashua

Gloucester

Brockton

Laconia

Falmouth

Concord

Everett

Wells

Chatham

Why use momondo?

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

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

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from San Sebastian.

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

Price alerts on flights to Boston from San Sebastian are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.