The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Boston, MA to San Francisco, CA

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the beginning of May. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.

Filter by

week: 4 May - 10 May

Flights from just $176

$210

$381

$369

$349

$209

$176

$285

$306

$245

$195

$273

$389

MarchAprilMayJune

Local currency and cost comparison

TrainLocal, one-way ticket

25%Trains are 25% more expensive in San Francisco, CA than in Boston, MA.

Boston, MA$3.41

San Francisco, CA$4.26

MealMid-priced restaurant

10%The average meal is 10% more expensive in San Francisco, CA than in Boston, MA.

Boston, MA$33.37

San Francisco, CA$35.50

TaxiStandard daytime start rate

60%Taxis are 60% more expensive in San Francisco, CA than in Boston, MA.

Boston, MA$3.69

San Francisco, CA$5.89

CoffeeRegular cappuccino

12%Coffee is 12% more expensive in San Francisco, CA than in Boston, MA.

Boston, MA$7.18

San Francisco, CA$8.03

Exchange rate

1 AUD = 0.71 USD

1 USD = 1.42 AUD

Last revised on Thu, 26/03

Distance: 4333 kms

Boston, MA airports

Logan International Airport (BOS)How far from city centre: 5 kms

San Francisco, CA airports

San Francisco Intl Airport (SFO)How far from city centre: 18 kms

Get cheap flights from Boston, MA to San Francisco, CA

If you plan to fly from Boston, MA to San Francisco, CA you need to take into consideration that, whatever the reason would be, choosing the right flight is basic to start your journey the best way possible.

Compare a wide range of flights on this route with eDreams. We help you finding the balance between travel time, flexibility, and budget based on what matters most to you.

Flight hubs in Boston, MA and San Francisco, CA

Your travel experience between Boston, MA and San Francisco, CA can be greatly influenced by the airports you choose. The departure and arrival airports you select affect not only the total travel time but also the ease of connections and how smoothly you can continue your journey once you land in San Francisco, CA.

When searching for flights from Boston, MA to San Francisco, CA, don’t focus solely on the ticket price. Other aspects that can make your trip more comfortable and convenient include:

Airport location and accessibility, including how far the airport is from San Francisco, CA’s city centre or your final destination.
Connections and layovers, especially if your trip involves a stopover and the time between flights is important.
Airport layout and ease of getting around, which is crucial if you have luggage or a tight schedule between flights.

Focusing on these factors can help make your trip from Boston, MA to San Francisco, CA more seamless and comfortable, allowing you to pick the flight that best suits your travel plans.

Boston, MA airport

Most flights from Boston, MA to San Francisco, CA depart from the main airport of Boston, MA, where travellers can enjoy a full range of amenities. From premium shopping to a variety of dining options, the airport has something for everyone. Pick up last-minute souvenirs, browse the latest bestsellers for your flight, catch up on work with free Wi-Fi, or enjoy a relaxed breakfast before take-off to start your journey on the right note.

San Francisco, CA airport

Most flights land at San Francisco, CA airport. Once you arrive and collect your luggage, it’s a good idea to make sure you have an internet connection on your phone before leaving the airport. If needed, you’ll find nearby stores where you can purchase a local SIM card to help you get around more easily.

Don’t forget to check the transport options from the airport to your accommodation, whether that’s a taxi, public transport or a pre-booked shuttle. Airport staff at the information desk can help you choose the best option.

When is the ideal time to fly from Boston, MA to San Francisco, CA

Flying from Boston, MA to San Francisco, CA at different times of the year can offer unique advantages. Travelling during quieter periods often means better seat availability, lower prices, and a more relaxed journey, while busier seasons in San Francisco, CA usually provide more flight options and increased frequency.

If you prefer flexibility, fewer crowds, or a slower pace, flying outside peak times is a smart choice. During high-demand periods, planning ahead is essential to secure convenient departure times and avoid last-minute restrictions on this route.

With the eDreams search tool, you can easily compare dates and flight times throughout the year, helping you pick the best time to fly from Boston, MA to San Francisco, CA based on your travel plans.

Search and book cheap flights from Boston, MA to San Francisco, CA

When planning flights from Boston, MA to San Francisco, CA, considering a few practical points can help ensure a smoother booking experience.

Maintain flexibility with travel dates: where possible, adjusting your departure or return by a day or two may result in more competitive fares when flying to San Francisco, CA.
Assess airlines and flight schedules carefully: the shortest journey is not always the most cost-effective, and longer routes may offer greater convenience depending on timing.
Review available offers: eDreams Prime provides access to additional discounts on selected flights from Boston, MA to San Francisco, CA.

Fly from Boston, MA to San Francisco, CA with eDreams

With eDreams, comparing flights from Boston, MA to San Francisco, CA is simple and efficient, with transparent prices and practical filters to help you choose the option that best fits your plans.

You can also book accommodation and car hire in one place, making it easy to organise your trip in just a few minutes. From departure to arrival, everything you need to plan your journey is brought together in a smooth, end-to-end experience. Booking your flight from Boston, MA to San Francisco, CA with eDreams has never been more straightforward.

FAQs about flights from Boston, MA to San Francisco, CA

Can I get a flexible ticket for my trip from Boston, MA to San Francisco, CA?

At eDreams, we want your trip to run smoothly. Whether your flight gets canned or United States suddenly changes travel rules, you’ll be covered. Flight cancelled? No dramas! With our flexible ticket option, you can rebook your Boston, MA to San Francisco, CA flight with no change fee, or grab a full refund.

What’s the typical cost of a ticket from Boston, MA to San Francisco, CA?

The average airfare for flights from Boston, MA to San Francisco, CA is about $378. Prices can shift depending on the season and how early you lock in your tickets.

How do I score the cheapest flights from Boston, MA to San Francisco, CA with eDreams?

Right now, the lowest fare from Boston, MA to San Francisco, CA is $ 161. Thanks to our clever tech, we line up the top flight options, mixing and matching routes, airlines, and timetables to nail both value and convenience.

Is San Francisco, CA more expensive than Boston, MA?

In San Francisco, CA, taxis are about 60% pricier, costing roughly 5.89 AUD, compared with Boston, MA where a ride averages 3.69 AUD.

When it comes to getting around, the average cab fare in San Francisco, CA is 5.89 AUD, pretty similar to Boston, MA.

Cab rides in San Francisco, CA can be about 60% cheaper, averaging 5.89 AUD, compared to 3.69 AUD in Boston, MA.

Catching the train in San Francisco, CA will cost you about 25% more, sitting at 4.26 AUD compared with 3.41 AUD in Boston, MA.

Train tickets are much the same in San Francisco, CA and Boston, MA, averaging 4.26 AUD.

Fares are roughly 25% cheaper in San Francisco, CA, with tickets priced at 4.26 AUD compared to 3.41 AUD in Boston, MA.

In some cases, eating out in San Francisco, CA will sting you about 6% more, with average meals at 35.50 AUD, compared with 33.37 AUD in Boston, MA.

As for lunch, expect to pay about 35.50 AUD in both San Francisco, CA and Boston, MA.

Meals in San Francisco, CA cost around 35.50 AUD, which is about 6% less than the 33.37 AUD you’d fork out in Boston, MA.

A coffee will set you back about 12% more in San Francisco, CA, averaging 8.03 AUD, while in Boston, MA it’s around 7.18 AUD.

Coffee prices are pretty much on par in both Boston, MA and San Francisco, CA, averaging about 8.03 AUD.

Coffee is roughly 12% cheaper in San Francisco, CA, coming in at 8.03 AUD, compared to 7.18 AUD in Boston, MA.

What’s the average flight time from Boston, MA to San Francisco, CA?

A standard flight between Boston, MA and San Francisco, CA takes around 8 h and 8 m, covering about 4,333.49 km. This includes both direct flights and connections.

How does the weather in San Francisco, CA compare with Boston, MA?

In summer, Boston, MA usually sees highs around 21.7 ºC. Over in San Francisco, CA, temps sit around 16.62 ºC. In winter, San Francisco, CA averages about 11.23 ºC, while Boston, MA hovers near -0.12 ºC.

Which airports connect Boston, MA with San Francisco, CA?

The main route linking Boston, MA with San Francisco, CA is between Logan International Airport (BOS) and San Francisco International Airport(SFO). This leg is operated by the following airlines:

Plan your trip

Popular Flight RoutesAlternative routes