SFO - YSB

$712 Find Cheap Flights from San Francisco to Sudbury

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Francisco to Sudbury departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Sudbury

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Francisco to Sudbury, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Francisco to Sudbury, as well as popular online travel agencies
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Flights Deals
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Flights Deals

Cheap Flights from San Francisco to Sudbury (SFO-YSB)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Francisco to Sudbury that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Sudbury

Wed, Dec 31 - Sun, Jan 18
United Airlines Logo
11:00 pm - 9:59 amSFO-YSB
7h 59m1 stop
United Airlines Logo
4:15 pm - 9:34 pmYSB-SFO
8h 19m1 stop
$712United Airlines
Find Deal
Thu, Jan 1 - Sun, Jan 18
United Airlines Logo
11:00 pm - 9:59 amSFO-YSB
7h 59m1 stop
United Airlines Logo
4:15 pm - 9:34 pmYSB-SFO
8h 19m1 stop
$713United Airlines
Find Deal
Fri, Aug 29 - Tue, Sep 16
United Airlines Logo
8:52 pm - 3:17 pmSFO-YSB
15h 25m2 stops
United Airlines Logo
3:55 pm - 8:53 pmYSB-SFO
7h 58m1 stop
$722United Airlines
Find Deal
Thu, Jan 1 - Sun, Jan 18
United Airlines Logo
11:00 pm - 9:59 amSFO-YSB
7h 59m1 stop
United Airlines Logo
4:15 pm - 1:04 amYSB-SFO
11h 49m2 stops
$728United Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
United Airlines Logo
1:45 pm - 9:06 amSFO-YSB
16h 21m1 stop
United Airlines Logo
3:55 pm - 8:53 pmYSB-SFO
7h 58m1 stop
$736United Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
United Airlines Logo
11:10 pm - 3:16 pmSFO-YSB
13h 06m2 stops
United Airlines Logo
9:40 am - 10:34 pmYSB-SFO
15h 54m2 stops
$737United Airlines
Find Deal
Thu, Jan 1 - Sun, Jan 18
United Airlines Logo
6:50 pm - 3:39 pmSFO-YSB
17h 49m2 stops
United Airlines Logo
10:35 am - 8:25 pmYSB-SFO
12h 50m2 stops
$738United Airlines
Find Deal
Fri, Aug 29 - Tue, Sep 16
United Airlines Logo
8:52 pm - 3:17 pmSFO-YSB
15h 25m2 stops
United Airlines Logo
3:55 pm - 8:53 pmYSB-SFO
7h 58m1 stop
$752United Airlines
Find Deal
Wed, Dec 31 - Sun, Jan 18
United Airlines Logo
4:55 pm - 3:39 pmSFO-YSB
19h 44m2 stops
United Airlines Logo
4:15 pm - 1:04 amYSB-SFO
11h 49m2 stops
$761United Airlines
Find Deal
Tue, Dec 30 - Sun, Jan 18
United Airlines Logo
12:25 am - 3:39 pmSFO-YSB
12h 14m2 stops
United Airlines Logo
4:15 pm - 1:04 amYSB-SFO
11h 49m2 stops
$767United Airlines
Find Deal
Useful Info

Good to know

Cheapest flight$712
Flight from San Francisco to Sudbury

When to book flights from San Francisco to Sudbury

Are your dates flexible? Find out the best times to travel from San Francisco to Sudbury based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from San Francisco to Sudbury

  • What is the cheapest flight from San Francisco to Sudbury?

    In the last 3 days, the lowest price for a flight from San Francisco to Sudbury was $712 for a round-trip ticket.

  • Do I need a passport to fly between San Francisco and Sudbury?

    Yes, you'll most likely have to show a valid passport before boarding the plane in San Francisco and on arrival in Sudbury.

  • Which airports will I be using when flying from San Francisco to Sudbury?

    On your way to Sudbury, you’ll fly out from San Francisco. You’ll be landing at Sudbury.

  • Which aircraft models fly most regularly from San Francisco to Sudbury?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from San Francisco to Sudbury?

    Star Alliance is the only airline alliance operating flights between San Francisco and Sudbury.

  • How does KAYAK find such low prices on flights from San Francisco to Sudbury?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Francisco to Sudbury.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Francisco to Sudbury?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sudbury from San Francisco is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Francisco to Sudbury?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sudbury with an airline and back to San Francisco with another airline. Booking your flights between San Francisco and YSB can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Francisco to Sudbury?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sudbury from San Francisco up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from San Francisco to Sudbury

Information on your arrival and departure airports

San Francisco (SFO)
Sudbury (YSB)

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