$89 Cheap flight deals from San Francisco (SJC) to Chelmsford (BOS)
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This Weekend's Flight Deals from San Francisco to Chelmsford
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $89 One Way, $178 Round Trip from San Francisco to Chelmsford
Prices starting at $178 for return flights and $89 for one-way flights to Chelmsford were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Chelmsford economy flight packages
Sesuit Harbor House
Sep 17 - Sep 22
San Jose (SJC) to Boston (BOS)
Boston (BOS) to San Jose (SJC)
The Inn at Hastings Park, Relais & Chateaux - Boston
Sep 28 - Oct 3
San Francisco (SFO) to Boston (BOS)
Boston (BOS) to San Francisco (SFO)
Fairmont Copley Plaza, Boston
Sep 9 - Sep 15
San Francisco (SFO) to Boston (BOS)
Boston (BOS) to San Francisco (SFO)
Chelmsford first class flight packages
The Beverly
Oct 4 - Oct 7
San Francisco (SFO) to Boston (BOS)
Reviewed on Aug 9, 2026
The Langham, Boston
Oct 4 - Oct 7
San Francisco (SFO) to Boston (BOS)
Reviewed on Aug 9, 2026
Club Quarters Hotel Faneuil Hall, Boston
Oct 4 - Oct 7
San Francisco (SFO) to Boston (BOS)
Reviewed on Aug 10, 2026
More About Flying To Chelmsford from San Francisco
Route Information for Flights from San Francisco to Chelmsford
Origin Airport IATA Code | SJC |
|---|---|
Destination Airport IATA Code | BOS |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
San Francisco to Chelmsford
When you’re ready to take your next trip, get the most affordable prices on flights from San Francisco to Chelmsford with Orbitz! The guaranteed low prices and cutting-edge mobile tools on Orbits make it easy for you to plan your next great vacation.
Keep Up With Sudden Flight Changes
As any traveler knows, air travel can suddenly be temporarily halted due to service disruptions. Along with offering the best fares for flights from San Francisco to Chelmsford, Orbitz also offers free mobile phone and email alerts that help you keep up with sudden changes to your flight plans. Choose from email, text, or voice message alerts.
Get Great Prices for San Francisco to Chelmsford Flights
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Fly for Less and Earn Miles
Did you know you can earn miles and points for your frequent flyer program with Orbitz? To do this with specific flights from San Francisco to Chelmsford, enter your frequent flyer account number when you book your ticket online. For even more convenience, keep a record of your loyalty travel program numbers directly with Orbitz by storing them in your account profile. This way, you can add your account numbers to your next reservation for San Francisco to Chelmsford flights automatically without the annoying hassle of having to look them up.
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Chelmsford Airports
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.