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

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 Maine to San Francisco. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Maine is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

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

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 San Francisco with an airline and back to Maine with another airline. Visit our flight page for the latest deals!>/a>

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

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 San Francisco from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$104 CHEAP FLIGHTS from Maine to San Francisco

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Cheap Flights from Maine to San Francisco

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Maine to San Francisco 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.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Maine to San Francisco

Tue, Aug 26 - Tue, Sep 2

8:23 pm - 11:52 pmBOS-SFO

6h 29mnonstop

6:10 am - 3:00 pmSFO-BOS

5h 50mnonstop

$214Alaska Airlines

Find Deal

Wed, Sep 17 - Wed, Sep 24

8:15 pm - 11:50 pmBOS-SFO

6h 35mnonstop

2:12 pm - 10:59 pmSFO-BOS

5h 47mnonstop

$221JetBlue

Find Deal

Tue, Aug 26 - Tue, Sep 2

7:20 am - 3:52 pmBOS-SFO

11h 32m1 stop

6:10 am - 3:00 pmSFO-BOS

5h 50mnonstop

$223Alaska Airlines

Find Deal

Tue, Aug 26 - Tue, Sep 2

8:23 pm - 11:52 pmBOS-SFO

6h 29mnonstop

6:10 am - 3:00 pmSFO-BOS

5h 50mnonstop

$231Hawaiian Airlines

Find Deal

Sat, Aug 30 - Sat, Sep 6

8:23 pm - 11:52 pmBOS-SFO

6h 29mnonstop

6:10 am - 3:00 pmSFO-BOS

5h 50mnonstop

$234Hawaiian Airlines

Find Deal

Tue, Aug 26 - Tue, Sep 2

8:23 pm - 11:52 pmBOS-SFO

6h 29mnonstop

6:10 am - 3:00 pmSFO-BOS

5h 50mnonstop

$235Hawaiian Airlines

Find Deal

Sat, Aug 30 - Sat, Sep 6

7:55 am - 11:34 amBOS-SFO

6h 39mnonstop

7:05 am - 3:55 pmSFO-BOS

5h 50mnonstop

$237Delta

Find Deal

Thu, Nov 27 - Sat, Dec 6

5:50 am - 11:41 amPWM-SFO

8h 51m1 stop

9:38 am - 10:29 pmSFO-PWM

9h 51m1 stop

$247American Airlines

Find Deal

Sat, Sep 6 - Sat, Sep 13

9:18 am - 3:09 pmPWM-SFO

8h 51m1 stop

11:25 pm - 11:49 amSFO-PWM

9h 24m1 stop

$251American Airlines

Find Deal

Sun, Aug 31 - Wed, Sep 3

6:00 am - 12:57 pmPWM-SFO

9h 57m1 stop

11:35 am - 12:03 amSFO-PWM

9h 28m1 stop

$277Delta

Find Deal

Useful Info

Low season	January
High season	August
Cheapest flight	$104

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly and prices are also 0% lower on average.

Flight from Boston to San Francisco

How does KAYAK find such low prices on flights from Maine to San Francisco?
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 Maine to San Francisco.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maine to San Francisco?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Maine 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 Maine to San Francisco?
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 San Francisco with an airline and back to Maine with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maine to San Francisco?
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 San Francisco from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Newark

Glen Ellen

Everything you need to know for your flight to San Francisco

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Francisco

San Francisco (SFO)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

SFO

$104 Find Cheap Flights from Maine to San Francisco

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

Cheap Flights from Maine to San Francisco

Recent round-trip flight deals from Maine to San Francisco

Recent one-way flight deals from Maine to San Francisco

Recent last minute flight deals from Maine to San Francisco

Recent direct flight deals from Maine to San Francisco

Good to know

FAQs for booking flights from Maine to San Francisco

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

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 Maine to San Francisco.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Maine 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 Maine to San Francisco?

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 San Francisco with an airline and back to Maine with another airline.

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

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 San Francisco from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Francisco?

Everything you need to know for your flight to San Francisco

Information on the airport you'll fly into in San Francisco

Cabin class types available on flights to Maine

Complete your trip to San Francisco with a hotel stay or car rental

Find direct flights for San Francisco

Flights to other popular destinations

Flights from domestic origins to San Francisco

Choose which airport to fly into in San Francisco

Find deals for your return flight