Cheap Flights from Bellingham (BLI) to San Diego (SDM)

Popular airlines from Bellingham, WA (BLI-Bellingham Intl.) to San Diego, CA (SDM-Brown Field Municipal)

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $515
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $515

Frequently asked questions

How much does a flight from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal) cost?
Snag a cheap one-way flight or cheap return flight from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal)?
is the cheapest month to fly from BLI to SDM. Traveling outside of peak seasons is often the key to landing a great deal.
What is the cheapest airline that flies from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal)?
To find the cheapest airline flying from BLI to SDM, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal)?
There are no daily direct flights from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from BLI to SDM?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal)?
Select a flight from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal) last-minute?
Waiting until right before your break to book your flight from BLI to SDM often results in higher prices. While it's possible to find some last-minute offers, there's no guarantee. Allow some flexibility in your schedule for the best chance of landing a bargain.
Is it cheaper to book a BLI to SDM flight and hotel package?
Opting for a BLI to SDM flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bellingham Intl. Airport (BLI) to San Diego, CA (SDM-Brown Field Municipal)?
In most cases, you're able to reschedule or cancel your BLI to SDM flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Bellingham Intl.
Destination airport
Brown Field Municipal
Distance
1157 mi

Book with confidence

Book with confidence

Bellingham to San Diego Flights

The cheapest times to fly from Bellingham to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bellingham to San Diego are during the month of . You can find some of the cheapest flights from Bellingham to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bellingham to San Diego

Sunday is one of the best days to book for cheap flights from Bellingham to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bellingham to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bellingham to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bellingham to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bellingham to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Bellingham to San Diego Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.