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United Airlines flights from San Francisco to Boston (SFO - BOS)

SFO — BOS
May 20 — May 271
From?
To?
Mon 5/20
Mon 5/27
1 adult, Economy
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Cheapflights users flying from San Francisco to Boston on United Airlines typically fly into Boston Logan Intl and depart from San Francisco. Select your dates above for pricing.

United Airlines flights from San Francisco to Boston in 2024

Find detailed information about United Airlines flights from San Francisco to Boston. Explore the options provided by United Airlines to plan your journey from San Francisco to Boston. Data last updated May 15, 2024.

Popular in

June

Cheapest in

February

Average price (all airlines)

$386

One-way from

$110

Round-trip from

$217
Highest demand for flights from San Francisco to Boston Logan Intl; 14% potential price increase.
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Best time to find cheap flights from San Francisco to Boston Logan Intl; 2% potential price drop.
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Average price for all San Francisco to Boston Logan Intl flights (one-way and round-trip).
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Cheapest one-way United Airlines flight from San Francisco to Boston Logan Intl
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Cheapest round-trip United Airlines flight from San Francisco to Boston Logan Intl
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  • Can I get a flight from San Francisco to Boston on United Airlines for under $400?

    Cheapflights currently has 50 SFO-BOS flights for under $400. Flights to Boston will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

  • How do most travelers feel about United Airlines?

    United Airlines has received a 6.4/10 rating from 8,670 Cheapflights user reviews. If you wish to plan your next trip from San Francisco to Boston with United Airlines, enter your preferred travel dates above!

Cheapest United Airlines flights from San Francisco to Boston

Discover the cheapest flight options specifically offered by United Airlines for travel from San Francisco to Boston. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,644,845 searches. The data was last updated on May 15, 2024.
Wed 5/293:07 pmSFO - BOS
Nonstop5h 47mUnited Airlines
Wed 6/510:30 amBOS - SFO
Nonstop6h 29mUnited Airlines
Deal found 5/15$274
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Wed 5/2911:10 amSFO - BOS
1 stop9h 49mUnited Airlines
Wed 6/57:40 amBOS - SFO
Nonstop6h 28mUnited Airlines
Deal found 5/14$279
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Wed 5/293:07 pmSFO - BOS
Nonstop5h 47mUnited Airlines
Wed 6/51:35 pmBOS - SFO
Nonstop6h 31mUnited Airlines
Deal found 5/14$284
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Direct flights from San Francisco to Boston on United Airlines

Discover the cheapest flight options specifically offered by United Airlines for travel from San Francisco to Boston. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,644,845 searches. The data was last updated on May 15, 2024.
Sat 8/1711:20 pmSFO - BOS
Nonstop5h 48mUnited Airlines
Wed 8/216:00 amBOS - SFO
Nonstop6h 32mUnited Airlines
Deal found 5/14$217
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Tue 8/277:20 amSFO - BOS
Nonstop12h 16mUnited Airlines
Fri 8/308:10 amBOS - SFO
Nonstop6h 32mUnited Airlines
Deal found 5/14$227
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Mon 8/1211:20 pmSFO - BOS
Nonstop5h 48mUnited Airlines
Fri 8/166:00 amBOS - SFO
Nonstop6h 27mUnited Airlines
Deal found 5/14$235
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Last minute deals on Cheapflights

Explore last-minute flight deals on United Airlines for various destinations, including San Francisco to Boston. Discover attractive deals on flights departing soon. Keep an eye on the latest last-minute deals to find great opportunities for spontaneous travel. Please note that prices are subject to change and availability may vary. Data last updated May 15, 2024 and based on user searches. In the last 7 days, Cheapflights users made a total of 2,644,845 searches.
Sat 5/2511:25 pmSFO - BOS
Nonstop5h 52mUnited Airlines
Tue 5/286:15 pmBOS - SFO
Nonstop6h 31mUnited Airlines
Deal found 5/15$367
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Sat 5/2511:10 amSFO - BOS
1 stop9h 49mUnited Airlines
Tue 5/286:15 pmBOS - SFO
Nonstop6h 31mUnited Airlines
Deal found 5/15$372
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Sat 5/2511:10 amSFO - BOS
1 stop9h 49mUnited Airlines
Wed 6/510:30 amBOS - SFO
Nonstop6h 29mUnited Airlines
Deal found 5/14$388
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One-way United Airlines flights to Boston from San Francisco

Search for one-way flight options from San Francisco to Boston specifically provided by United Airlines. Find affordable one-way fares from United Airlines and compare prices with other airlines. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,644,845 searches. The data was last updated on May 15, 2024.
Tue 8/207:20 amSFO - BOS
Nonstop12h 16mUnited Airlines
Deal found 5/15$110
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Mon 7/1511:20 pmSFO - BOS
Nonstop5h 48mUnited Airlines
Deal found 5/14$118
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Sun 7/1410:40 pmSFO - BOS
1 stop7h 42mUnited Airlines
Deal found 5/14$127
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Average price of United Airlines flights from San Francisco to Boston

Plan your United Airlines flight from San Francisco to Boston by taking into account the cheapest months to travel. The average price of a one-way United Airlines flight from San Francisco to Boston is currently $118 while a round-trip flight costs $226. Price data was last updated on May 12, 2024.

Currently, the most affordable month to book a United Airlines flight from San Francisco to Boston in January, with an average price of $218. Conversely, traveling with United Airlines from San Francisco to Boston in July will be the most expensive, with an average cost of $328. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

January

$218

February

$220

March

$263

April

$286

May

$275

June

$316

July

$328

August

$285

September

$258

October

$259

November

$258

December

$233

Temperature and rainfall in Boston by month

Plan your trip to Boston by taking into account the average temperature and rainfall totals by month.

BOS

Temperature

30.2 - 73.4 °F

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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Fly from San Francisco to Boston on another airline
Consider alternative airlines that service the Boston area. Flight routes are based on user searches made on Cheapflights and were last updated on May 15, 2024.

Delta flights from San Francisco to Boston Logan Intl
JetBlue flights from San Francisco to Boston Logan Intl

See what others are saying about United Airlines

Read reviews and see what other travelers are saying about their experiences with United Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing United Airlines for your next flight. Reviews last updated May 15, 2024.
United Airlines
7.4
Good
10,946 reviews
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Overview

Boarding

7.7

Entertainment

7.1

Food

6.7

Comfort

7.2

Crew

8.1
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