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

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 Diego.

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

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

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 Diego 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 Diego?

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

$136 CHEAP FLIGHTS from Maine to San Diego

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Flight Deals

Cheap Flights from Maine to San Diego

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 Diego

Sat, Oct 3 - Sat, Oct 10

5:01 pm - 10:41 pmBOS Boston Logan Intl-SAN San Diego

8h 40m1 stop Chicago O'Hare Intl

10:20 pm - 8:47 amSAN San Diego-BOS Boston Logan Intl

7h 27m1 stop Newark

$253United Airlines

Sat, Oct 3 - Sat, Oct 10

7:25 am - 1:17 pmBOS Boston Logan Intl-SAN San Diego

8h 52m1 stop Houston George Bush Intcntl

10:20 pm - 8:47 amSAN San Diego-BOS Boston Logan Intl

7h 27m1 stop Newark

$253United Airlines

Thu, Oct 29 - Fri, Oct 30

6:35 pm - 11:50 pmBOS Boston Logan Intl-SAN San Diego

8h 15m1 stop Chicago Midway

10:40 pm - 11:15 amSAN San Diego-BOS Boston Logan Intl

9h 35m1 stop Nashville Intl

$253Southwest

Wed, Jan 6 - Tue, Jan 19

4:44 pm - 8:20 pmBOS Boston Logan Intl-SAN San Diego

6h 36mnonstop

3:15 pm - 11:39 pmSAN San Diego-BOS Boston Logan Intl

5h 24mnonstop

$254JetBlue

Wed, Oct 14 - Mon, Oct 19

7:00 am - 10:09 amBOS Boston Logan Intl-SAN San Diego

6h 09mnonstop

8:20 pm - 5:26 amSAN San Diego-BOS Boston Logan Intl

6h 06mnonstop

$254JetBlue

Wed, Nov 4 - Wed, Nov 11

8:25 am - 11:45 amBOS Boston Logan Intl-SAN San Diego

6h 20mnonstop

6:35 am - 7:00 pmSAN San Diego-BOS Boston Logan Intl

9h 25m1 stop Baltimore/Washington

$255Southwest

Sat, Oct 24 - Sat, Oct 31

5:10 pm - 8:28 pmBOS Boston Logan Intl-SAN San Diego

6h 18mnonstop

10:25 pm - 7:02 amSAN San Diego-BOS Boston Logan Intl

5h 37mnonstop

$257Delta

Wed, Jan 20 - Wed, Jan 27

5:15 pm - 8:48 pmBOS Boston Logan Intl-SAN San Diego

6h 33mnonstop

10:00 pm - 6:38 amSAN San Diego-BOS Boston Logan Intl

5h 38mnonstop

$257Delta

Sat, Nov 7 - Sat, Nov 14

7:03 am - 10:34 amBOS Boston Logan Intl-SAN San Diego

6h 31mnonstop

9:07 pm - 5:46 amSAN San Diego-BOS Boston Logan Intl

5h 39mnonstop

$257Alaska Airlines

Sat, Nov 7 - Sat, Nov 14

6:09 pm - 9:40 pmBOS Boston Logan Intl-SAN San Diego

6h 31mnonstop

9:07 pm - 5:46 amSAN San Diego-BOS Boston Logan Intl

5h 39mnonstop

$257Alaska Airlines

Recent last minute flight deals from Maine to San Diego

Thu, Sep 10 - Mon, Sep 14

3:41 pm - 6:46 pmBOS Boston Logan Intl-SAN San Diego

6h 05mnonstop

8:20 pm - 5:15 amSAN San Diego-BOS Boston Logan Intl

5h 55mnonstop

$319JetBlue

Thu, Sep 10 - Fri, Sep 11

11:15 am - 2:10 pmBOS Boston Logan Intl-SAN San Diego

5h 55mnonstop

3:55 pm - 12:30 amSAN San Diego-BOS Boston Logan Intl

5h 35mnonstop

$319Southwest

Thu, Sep 10 - Tue, Sep 15

11:15 am - 2:10 pmBOS Boston Logan Intl-SAN San Diego

5h 55mnonstop

3:55 pm - 12:30 amSAN San Diego-BOS Boston Logan Intl

5h 35mnonstop

$319Southwest

Fri, Sep 11 - Wed, Sep 16

10:38 am - 3:49 pmBOS Boston Logan Intl-SAN San Diego

8h 11m1 stop Chicago O'Hare Intl

2:15 pm - 1:10 amSAN San Diego-BOS Boston Logan Intl

7h 55m1 stop Chicago O'Hare Intl

$334United Airlines

Fri, Sep 11 - Wed, Sep 16

11:40 am - 5:26 pmBOS Boston Logan Intl-SAN San Diego

8h 46m1 stop Los Angeles

2:15 pm - 1:10 amSAN San Diego-BOS Boston Logan Intl

7h 55m1 stop Chicago O'Hare Intl

$334United Airlines

Fri, Sep 11 - Fri, Sep 18

3:41 pm - 6:46 pmBOS Boston Logan Intl-SAN San Diego

6h 05mnonstop

8:20 pm - 5:15 amSAN San Diego-BOS Boston Logan Intl

5h 55mnonstop

$467JetBlue

Sat, Sep 12 - Fri, Sep 18

8:00 am - 11:12 amBOS Boston Logan Intl-SAN San Diego

6h 12mnonstop

8:20 pm - 5:15 amSAN San Diego-BOS Boston Logan Intl

5h 55mnonstop

$504Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

10:30 am - 5:29 pmBOS Boston Logan Intl-SAN San Diego

9h 59m1 stop Chicago O'Hare Intl

10:46 pm - 10:29 amSAN San Diego-BOS Boston Logan Intl

8h 43m1 stop Chicago O'Hare Intl

$524American Airlines

Fri, Sep 11 - Sat, Sep 12

6:00 am - 12:00 pmPWM Portland-SAN San Diego

9h 00m1 stop Cincinnati Cinci./N. Kentucky

5:54 pm - 9:08 amSAN San Diego-PWM Portland

36h 14m2 stops Las Vegas Harry Reid Intl Orlando

$547Multiple Airlines

Fri, Sep 11 - Thu, Sep 17

1:10 pm - 6:16 pmBOS Boston Logan Intl-SAN San Diego

8h 06m1 stop Phoenix Sky Harbor Intl

10:46 pm - 9:39 amSAN San Diego-BOS Boston Logan Intl

7h 53m1 stop Chicago O'Hare Intl

$557American Airlines

Useful Info

Low season	January
High season	March
Cheapest flight	$136

Best time to beat the crowds with an average 15% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Boston to San Diego

How does KAYAK find such low prices on flights from Maine to San Diego?
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 Diego.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maine to San Diego?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego 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 Diego?
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 Diego 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 Diego?
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 Diego from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.