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Latest Flight Deals from Boston to San Diego
Book one-way or return flights from Boston to San Diego from as little as €88. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- BOS22:1412h 18m1 stopSAN07:32Wed, Jul 10|Boston - San Diego|Spirit Airlines€88€13434% OFF34% OFF€134€88
- BOS22:1412h 23m1 stopSAN07:37Tue, Jul 30|Boston - San Diego|Spirit Airlines€90€13433% OFF33% OFF€134€90
- BOS21:2313h 14m1 stopSAN07:37Mon, Jul 15|Boston - San Diego|Spirit Airlines€92€13431% OFF31% OFF€134€92
- BOS22:1412h 23m1 stopSAN07:37Tue, Jul 16|Boston - San Diego|Spirit Airlines€97€97
- BOS22:1412h 18m1 stopSAN07:32Wed, Jul 17|Boston - San Diego|Spirit Airlines€98€98
- BOS22:1412h 23m1 stopSAN07:37Tue, Jul 23|Boston - San Diego|Spirit Airlines€98€98
- BOS21:2313h 9m1 stopSAN07:32Thu, Jul 11|Boston - San Diego|Spirit Airlines€99€99
- BOS21:2313h 14m1 stopSAN07:37Mon, Jul 29|Boston - San Diego|Spirit Airlines€99€99
- BOS22:1412h 18m1 stopSAN07:32Wed, Jul 31|Boston - San Diego|Spirit Airlines€99€99
- BOS22:1412h 23m1 stopSAN07:37Tue, Aug 6|Boston - San Diego|Spirit Airlines€99€99
- BOS13:003h 5mDirectSAN14:00Sun, Jul 7|Boston - San Diego|Spirit AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Searching for the best last minute flight from Boston to San Diego? Find one-way or return flights that are affordable and fit your itinerary.
Trip.com monitors the ticket fares of flights from Boston to San Diego. Stay updated on price trends and snag the best deals for your upcoming trip.
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
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Airlines Flying from Boston to San Diego
View airlines operating flights from Boston to San Diego. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
![Spirit Airlines](https://pic.tripcdn.com/airline_logo/3x/nk.png?proc=resize/m_w,w_600,h_600,B0B3)
Spirit Airlines
From €88
![Delta Air Lines](https://pic.tripcdn.com/airline_logo/3x/dl.png?proc=resize/m_w,w_600,h_600,B0B3)
Delta Air Lines
From €106
![American Airlines](https://pic.tripcdn.com/airline_logo/3x/aa.png?proc=resize/m_w,w_600,h_600,B0B3)
American Airlines
From €117
![Frontier Airlines](https://pic.tripcdn.com/airline_logo/3x/f9.png?proc=resize/m_w,w_600,h_600,B0B3)
Frontier Airlines
From €122
![Jetblue Airways](https://pic.tripcdn.com/airline_logo/3x/b6.png?proc=resize/m_w,w_600,h_600,B0B3)
Jetblue Airways
From €128
![United Airlines](https://pic.tripcdn.com/airline_logo/3x/ua.png?proc=resize/m_w,w_600,h_600,B0B3)
United Airlines
From €132
![Alaska Airlines](https://pic.tripcdn.com/airline_logo/3x/as.png?proc=resize/m_w,w_600,h_600,B0B3)
Alaska Airlines
From €134
![Sun Country Airlines](https://pic.tripcdn.com/airline_logo/3x/sy.png?proc=resize/m_w,w_600,h_600,B0B3)
Sun Country Airlines
From €147
![Southwest Airlines](https://pic.tripcdn.com/airline_logo/3x/wn.png?proc=resize/m_w,w_600,h_600,B0B3)
Southwest Airlines
From €183
![Hawaiian Airlines](https://pic.tripcdn.com/airline_logo/3x/ha.png?proc=resize/m_w,w_600,h_600,B0B3)
Hawaiian Airlines
From €558
![airlines](https://pic.tripcdn.com/airline_logo/3x/mu.png_.webp?proc=resize/m_w,w_600,h_600,B0B3)
ANA airlines
Find more flights and airlines
Alternative Routes from Boston to San Diego
Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Boston to San Diego.
- CheapestBOS22:1412h 18m1 transferSAN07:32General Edward Lawrence Logan International Airport - San Diego International AirportWed, Jul 10Spirit Airlines€88
- BOS22:1412h 18m1 transferSAN07:32General Edward Lawrence Logan International Airport - San Diego International AirportWed, Jul 10Spirit Airlines€88Find More Flights
How do I find the cheapest flights?
How to find a cheap flight from Boston to San Diego
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boston to San Diego. Book your flights at the right time and save more.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
Compare prices on travel agency and airline websites.
Look Out for Deals
Check airline and travel agency websites for latest flight deals
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Boston to San Diego
Cheapest nonstop flight price | €87 |
---|---|
Cheapest round-trip ticket price | €249 |
Off-season for travel | May |
Peak season for travel | December |
Flight distance | 4,155.79km |
Average flight time | 6 hours 24 minutes |
Popular airline | Alaska Airlines |
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