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Cheap flights from Bellingham to San Diego from C$ 175

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — SAN
1 Jul — 8 Jul1
1 adult

Cheapflights Tip: The best prices from Bellingham to San Diego are usually found in June or July, booked 87 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from Bellingham to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 June 2025.

Round-trip from

C$ 291

One-way from

C$ 256

Popular in

November

Cheapest in

June

Average price

C$ 212

Good round-trip deal

C$ 176 or less
17/7-20/7
  • 17/7-20/7
  • 2 total stops
  • 31h 27m total
  • Bellingham to San Diego
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 1/11
  • 2 total stops
  • 7h 55m total
  • Bellingham to San Diego
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 171 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Bellingham to San Diego.
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Find flight deals from Bellingham to San Diego

Cheapest flights from Bellingham to San Diego
Explore the most affordable flight options available from Bellingham to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 June 2025.

Wed 2/78:00 a.m.BLI - SAN
Nonstop2h 53mAllegiant Air
Fri 4/711:13 a.m.SAN - BLI
Nonstop2h 55mAllegiant Air
Deal found 25/6C$ 175
Thu 17/76:00 a.m.BLI - SAN
1 stop17h 06mMultiple Airlines
Sun 20/79:40 p.m.SAN - BLI
1 stop14h 21mMultiple Airlines
Deal found 25/6C$ 291
Tue 28/104:11 p.m.BLI - SAN
1 stop6h 32mHawaiian Airlines
Sun 2/119:28 a.m.SAN - BLI
1 stop6h 03mHawaiian Airlines
Deal found 24/6C$ 379
Wed 3/93:47 p.m.BLI - SAN
1 stop7h 06mAlaska Airlines
Mon 22/95:30 p.m.SAN - BLI
1 stop18h 58mAlaska Airlines
Deal found 25/6C$ 395

Cheapflights Fare Finder

Customize your flight search to find flights from Bellingham to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 26 June 2025.
Use the filters below to find and compare flights from Bellingham to San Diego that are best for you.

Fly from

Bellingham

Fly to

San Diego

Route

Depart

Return

Price

BellinghamSan Diego

BLI - SAN

BLISAN

Bellingham

Thu 17/7

6:00 a.m.-11:06 p.m.

1 stop17h 06m

San Diego

Sun 20/7

9:40 p.m.-12:01 p.m.

1 stop14h 21m

C$ 291

BellinghamSan Diego

BLI - SAN

BLISAN

Bellingham

Tue 28/10

4:11 p.m.-10:43 p.m.

1 stop6h 32m

San Diego

Sun 2/11

9:28 a.m.-3:31 p.m.

1 stop6h 03m

C$ 379

BellinghamSan Diego

BLI - SAN

BLISAN

Bellingham

Wed 3/9

3:47 p.m.-10:53 p.m.

1 stop7h 06m

San Diego

Mon 22/9

5:30 p.m.-12:28 p.m.

1 stop18h 58m

C$ 395

BellinghamSan Diego

BLI - SAN

BLISAN

Bellingham

Sat 1/11

4:11 p.m.-12:06 a.m.

2 stops7h 55m

C$ 256

BellinghamSan Diego

BLI - SAN

BLISAN

Bellingham

Sat 12/7

4:05 p.m.-11:00 p.m.

1 stop6h 55m

C$ 288

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/6

Best time to book a flight from Bellingham to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Bellingham with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bellingham to San Diego

How far ahead should I book a flight from Bellingham to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Bellingham to San Diego. Price data was last updated on 20 June 2025.

The price you pay for your flight from Bellingham to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Bellingham to San Diego?

Currently, May is the cheapest month in which you can book a flight from Bellingham to San Diego (average of C$ 289). Flying from Bellingham to San Diego in November is currently the most expensive (average of C$ 390). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BLI to SAN?

Find hourly flight availability from Bellingham to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 June 2025.

One of the essential ways to save on airfare from Bellingham to San Diego is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 76% on airfare.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated 26 June 2025.
Check out reviews from past customers who have flown with Alaska Airlines and Hawaiian Airlines from Bellingham to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,522 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Bellingham to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Bellingham to San Diego flight route?

    This flight path from Bellingham to San Diego was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Bellingham to San Diego round-trip?

    Cheapflights users have booked flights from Bellingham to San Diego round-trip from C$ 379. Another airline that can offer you cheap pricing is Alaska Airlines. Hawaiian Airlines is currently priced 24% below the average price you’ll pay for this route.

  • What are the cheapest flights from Bellingham to San Diego?

    Looking at all options, your cheapest flight can be booked for C$ 167. While the most popular route (Bellingham - San Diego) can be booked for C$ 738 on average our data indicates C$ 198 when flying from Bellingham to San Diego.

  • Can I find deals for flights from Bellingham to San Diego that include hotel bookings?

    Yes. In addition to deals on Bellingham to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bellingham to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bellingham to San Diego.

  • Can I find deals for business class flights from Bellingham to San Diego?

    Yes. Cheapflights offers flight deals from Bellingham to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bellingham to San Diego?

    Currently, May is the cheapest month in which you can book a flight from Bellingham to San Diego (average of C$ 289). Flying from Bellingham to San Diego in November is currently the most expensive (average of C$ 390). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Bellingham?

Book flights to Bellingham if you plan to visit one of these locations
Borrego Springs
El Cajon

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Top 2 airlines flying from Bellingham to San Diego

Discover the top 2 airlines that operate flights from Bellingham to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 26 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapestC$ 100AverageC$ 209FlexibilityNo cancel feeOn-time88%
Search Allegiant Air flights
Alaska AirlinesCheapestC$ 324AverageC$ 607FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Bellingham to San Diego?

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Why should you use Cheapflights to find cheap flight tickets from Bellingham to San Diego?

Millions of users choose and trust Cheapflights to book the best flight deals from Bellingham to San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Bellingham to San Diego with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Bellingham to San Diego flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Bellingham to San Diego become cheaper?

Of course! You can now track prices for flights from Bellingham to San Diego and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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