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Bellingham

$90+ Cheap flights from San Diego to Bellingham (SAN - BLI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BLI
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from San Diego to Bellingham

Cheapest flights from San Diego to Bellingham
Explore the most affordable flight options available from San Diego to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/262:38 pm
SAN
-
BLI
1 stop8h 46m
Multiple Airlines
Sun 3/11:02 pm
BLI
-
SAN
1 stop24h 03m
Multiple Airlines
Deal found 1/19$202
This Kiwi.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/292:56 pm
SAN
-
BLI
1 stop7h 46m
Multiple Airlines
Sun 2/112:11 pm
BLI
-
SAN
1 stop20h 40m
Multiple Airlines
Deal found 1/18$232
This Kiwi.com deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/182:08 pm
SAN
-
BLI
1 stop22h 01m
Multiple Airlines
Sun 3/2212:59 pm
BLI
-
SAN
1 stop27h 14m
Multiple Airlines
Deal found 1/19$261
This Kiwi.com deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/168:20 pm
SAN
-
BLI
1 stop21h 44m
Multiple Airlines
Mon 2/238:00 am
BLI
-
SAN
2 stops36h 24m
Multiple Airlines
Deal found 1/19$271
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/292:56 pm
SAN
-
BLI
1 stop7h 46m
Multiple Airlines
Mon 2/210:00 am
BLI
-
SAN
2 stops11h 06m
Multiple Airlines
Deal found 1/20$280
This Alaska Airlines deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:26 pm
SAN
-
BLI
1 stop14h 47m
Alaska Airlines
Sun 3/111:53 am
BLI
-
SAN
1 stop22h 11m
Alaska Airlines
Deal found 1/18$315

Find flight deals from San Diego to Bellingham

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Bellingham (BLI). 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 January 20, 2026.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$202
(Kiwi.com)

One-way from

$90
(Kiwi.com)

Popular in

September

Cheapest in

November

Average price

$333

Good one-way deal

$117 or less
Provider with most accurate pricing for San Diego-Bellingham flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Bellingham flights.
Search Deals
From San Diego to Bellingham
Search Deals
One-way flight from San Diego to Bellingham
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a one-way flight from San Diego to Bellingham.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Bellingham 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 2,558,603 searches. Data last updated January 20, 2026.
Use the filters below to find and compare flights from San Diego to Bellingham that are best for you.

Fly from

San Diego

Fly to

Bellingham

Route

Depart

Return

Price

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Thu 2/26

2:38 pm-11:24 pm

1 stop8h 46m

Bellingham

Sun 3/1

1:02 pm-1:05 pm

1 stop24h 03m

$202

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Mon 2/16

8:20 pm-6:04 pm

1 stop21h 44m

Bellingham

Mon 2/23

8:00 am-8:24 pm

2 stops36h 24m

$271

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Thu 2/26

8:26 pm-11:13 am

1 stop14h 47m

Bellingham

Sun 3/1

11:53 am-10:04 am

1 stop22h 11m

$315

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Wed 3/18

2:08 pm-12:09 pm

1 stop22h 01m

Bellingham

Sun 3/22

12:59 pm-8:05 am

2 stops19h 06m

$334

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Thu 5/21

6:06 pm-10:46 pm

1 stop4h 40m

Bellingham

Mon 5/25

5:53 pm-9:56 am

1 stop16h 03m

$379

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Mon 2/16

6:15 am-11:13 am

1 stop4h 58m

Bellingham

Mon 2/23

4:19 pm-10:04 am

1 stop17h 45m

$386

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Sat 6/13

3:36 pm-12:09 am

1 stop8h 33m

Bellingham

Sun 6/21

7:19 pm-8:52 am

1 stop13h 33m

$392

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Thu 1/29

2:56 pm-10:42 pm

1 stop7h 46m

$127

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Sat 2/28

6:15 am-11:13 am

1 stop4h 58m

$136

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Tue 2/17

8:00 am-6:04 pm

1 stop10h 04m

$156

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 13 results
1
2

Compare providers for flights from San Diego to Bellingham

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Bellingham in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Bellingham flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on San Diego-Bellingham flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from San Diego-Bellingham flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Bellingham flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Bellingham flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Bellingham

Have a flexible travel schedule? Discover the best time to fly to Bellingham from San Diego 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 San Diego to Bellingham

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

Currently, April is the cheapest month in which you can book a flight from San Diego to Bellingham (average of $48). Flying from San Diego to Bellingham in January is currently the most expensive (average of $193). 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.

Reviews of airlines servicing Bellingham

Get insights into the airlines that provide service to Bellingham. 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 Bellingham. Reviews last updated January 20, 2026.
Read reviews from past customers who have flown Alaska Airlines and Allegiant Air from San Diego to Bellingham. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,760 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,760 reviews
Alaska Airlines
8.0
Very good
11,760 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Allegiant Air
7.2
Good
705 reviews
Alaska Airlines
8.0
Very good
11,760 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

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

  • How long is the flight from San Diego to Bellingham?

    For as low as $315, Alaska Airlines can have you in Bellingham from San Diego in 14h 47m. San Diego and Bellingham are separated by a distance of 1143 mi.

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

    Flying on Allegiant Air is currently your cheapest option to Bellingham, with prices starting at $98. Another option worth looking into is Alaska Airlines, starting at $296 round trip. Users have found that Allegiant Air is 69% cheaper than the other options available to this destination.

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

    Looking at all options, your cheapest flight can be booked for $115. While the most popular route (San Diego - Bellingham) can be booked for $261 on average, our data indicates $117 when flying from San Diego to Bellingham.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego to Bellingham 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 San Diego to Bellingham?

    Currently, April is the cheapest month in which you can book a flight from San Diego to Bellingham (average of $48). Flying from San Diego to Bellingham in January is currently the most expensive (average of $193). 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

Traveling to a place near Bellingham?

Book flights to Bellingham if you plan to visit one of these locations
Mount Vernon
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Ferndale
Blaine

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Top 2 airlines flying from San Diego to Bellingham

Discover the top 2 airlines that operate flights from San Diego to Bellingham. 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 2,558,603 searches. Data last updated January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$98Average$148FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$296Average$413FlexibilityNo cancel feeOn-time75%

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