Vuelos de United de Boston (BOS) a San Francisco (SFO) desde $100

It’s prudent to find out about any travel advice reports and quarantine requirements in place in your destination city. Ensure you visit the Covid-19 Travel Advisor for up-to-date info on flying to San Francisco Airport from Logan Intl. Airport (BOS).

If you’re flying with United Airlines from Logan Intl. Airport, you’ll generally be boarding from terminal B. If you’re jetting to SFO from here, you’re likely to be disembarking at terminal 3.

Yes, there are. Save yourself time and trouble and fly straight from BOS to SFO with United Airlines. Avoid transfers, lessen the risk of losing your belongings and get your vacation underway faster — direct flights are preferred by many wise travelers.

Depending on no delays and good weather, your United Airlines flight from BOS to SFO should take about 7 hours and 30 minutes. That means you’ve got ample time to eat a meal, squeeze in a nap and fine tune your travel itinerary before touchdown.

The Boeing 757-200 and the Boeing 737-800 are the aircraft models most often flown by United Airlines between Logan Intl. Airport (BOS) and San Francisco Intl. Airport (SFO).

When jetting from BOS to SFO, you’ll discover around 6 United Airlines daily flights to pick from.

For more info about changing your flight to SFO, please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.