$94+ Cheap flights from Bellingham to San Diego (BLI - SAN)
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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — SAN
Sep 23 — Sep 301
Round-trip
1 adult, Economy
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Find cheap flights from Bellingham to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Bellingham to San Diego
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Cheapest flights from Bellingham to San DiegoExplore 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 August 24, 2026.
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 August 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 11/58:45 pm -
1 stop23h 02m
Thu 11/128:32 pm -
1 stop12h 15m
Deal found 8/19![Multiple Airlines logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Sun 10/44:58 pm -
1 stop27h 19m
Thu 10/158:34 pm -
1 stop15h 36m
Deal found 8/19![Multiple Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/51:00 pm -
1 stop7h 17m
Thu 10/158:34 pm -
1 stop15h 36m
Deal found 8/19![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sun 10/184:58 pm -
1 stop26h 51m
Fri 11/67:33 pm -
2 stops37h 12m
Deal found 8/20![Multiple Airlines logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Sun 10/44:58 pm -
1 stop27h 19m
Wed 10/146:51 pm -
2 stops18h 49m
Deal found 8/19![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/51:00 pm -
1 stop7h 17m
Wed 10/146:51 pm -
2 stops18h 49m
Deal found 8/19![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/266:00 am -
1 stop13h 49m
Wed 10/287:33 pm -
2 stops18h 07m
Deal found 8/19![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Mon 10/196:00 am -
1 stop13h 49m
Fri 11/67:33 pm -
2 stops37h 12m
Deal found 8/20![Multiple Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/142:01 pm -
1 stop26h 58m
Wed 9/165:54 pm -
1 stop19h 47m
Deal found 8/19![Multiple Airlines logo]()
$225
Best flights from Bellingham to San DiegoDiscover carefully curated flight deals from Bellingham to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
Discover carefully curated flight deals from Bellingham to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 11/58:45 pm -
1 stop23h 02m
Thu 11/128:32 pm -
1 stop12h 15m
Deal found 8/19![Multiple Airlines logo]()
$162
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:18 pm -
1 stop24h 25m
Fri 11/67:45 pm -
1 stop17h 33m
Deal found 8/19![Alaska Airlines logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:18 pm -
1 stop14h 48m
Tue 10/137:27 pm -
1 stop18h 10m
Deal found 8/19![Alaska Airlines logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:18 pm -
2 stops13h 04m
Sat 10/106:27 pm -
1 stop5h 26m
Deal found 8/19![Alaska Airlines logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:16 am -
1 stop18h 10m
Fri 10/168:28 pm -
1 stop17h 09m
Deal found 8/19![Alaska Airlines logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/32:17 pm -
1 stop7h 41m
Sun 10/116:15 am -
1 stop7h 22m
Deal found 8/19![Alaska Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:46 pm -
2 stops5h 48m
Thu 11/1212:17 pm -
2 stops11h 28m
Deal found 8/19![Alaska Airlines logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 8/21. 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 10/87:18 pm -
1 stop4h 41m
Tue 10/136:15 am -
1 stop17h 38m
Deal found 8/21![Alaska Airlines logo]()
$466
This Alaska Airlines deal was found by Cheapflights users on 8/21. 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.
Mon 10/57:18 pm -
1 stop24h 25m
Thu 10/88:05 pm -
1 stop26h 30m
Deal found 8/21![Alaska Airlines logo]()
$488
Last-minute flights from Bellingham to San DiegoDiscover last-minute flight deals from Bellingham to San Diego. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from Bellingham to San Diego. Data last updated August 24, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:19 pm -
1 stop15h 20m
Sat 9/124:50 pm -
1 stop6h 54m
Deal found 8/20![Alaska Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Mon 9/78:00 am -
2 stops25h 05m
Thu 9/109:03 pm -
1 stop16h 08m
Deal found 8/20![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Mon 9/78:00 am -
2 stops25h 05m
Sat 9/127:04 pm -
1 stop26h 33m
Deal found 8/20![Multiple Airlines logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/142:01 pm -
1 stop26h 58m
Wed 9/165:54 pm -
1 stop19h 47m
Deal found 8/19![Multiple Airlines logo]()
$225
This Trip.com deal was found by Cheapflights users on 8/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:00 am -
1 stop9h 11m
Fri 9/258:05 am -
1 stop12h 07m
Deal found 8/19![Multiple Airlines logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/187:26 pm -
1 stop15h 20m
Mon 9/218:06 pm -
1 stop26h 25m
Deal found 8/21![Alaska Airlines logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:26 pm -
1 stop24h 28m
Fri 9/259:59 pm -
2 stops25h 45m
Deal found 8/19![Alaska Airlines logo]()
$400
One-way flights from Bellingham to San DiegoSearch for one-way flight options from Bellingham to San Diego. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
Search for one-way flight options from Bellingham to San Diego. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Sun 9/204:59 pm -
1 stop27h 18m
Deal found 8/19![Multiple Airlines logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/217:00 am -
1 stop13h 17m
Deal found 8/23![Multiple Airlines logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/104:59 pm -
1 stop27h 18m
Deal found 8/22![Multiple Airlines logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Fri 9/187:00 am -
1 stop13h 17m
Deal found 8/23![Multiple Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Tue 10/2010:00 am -
1 stop23h 42m
Deal found 8/23![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/174:59 pm -
1 stop27h 18m
Deal found 8/23![Multiple Airlines logo]()
$160
Find 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 August 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $162 (Kiwi.com) |
One-way from | $94 (Kiwi.com) |
Popular in | September |
Cheapest in | December |
Average price | $532 |
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 7,457,451 searches. Data last updated August 24, 2026.
Use the filters below to find and compare flights from Bellingham to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Thu 11/5
8:45 pm-7:47 pm
1 stop23h 02m
San Diego
Thu 11/12
8:32 pm-8:47 am
1 stop12h 15m
$162
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Mon 10/19
7:18 pm-7:43 pm
1 stop24h 25m
San Diego
Fri 11/6
7:45 pm-1:18 pm
1 stop17h 33m
$368
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Sun 10/4
7:18 pm-10:06 am
1 stop14h 48m
San Diego
Tue 10/13
7:27 pm-1:37 pm
1 stop18h 10m
$373
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Tue 10/6
7:18 pm-8:22 am
2 stops13h 04m
San Diego
Sat 10/10
6:27 pm-11:53 pm
1 stop5h 26m
$393
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Wed 10/7
5:16 am-11:26 pm
1 stop18h 10m
San Diego
Fri 10/16
8:28 pm-1:37 pm
1 stop17h 09m
$418
Quickest round-trip
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Sat 10/3
2:17 pm-9:58 pm
1 stop7h 41m
San Diego
Sun 10/11
6:15 am-1:37 pm
1 stop7h 22m
$451
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Thu 11/5
12:46 pm-6:34 pm
2 stops5h 48m
San Diego
Thu 11/12
12:17 pm-11:45 pm
2 stops11h 28m
$464
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Thu 10/8
7:18 pm-11:59 pm
1 stop4h 41m
San Diego
Tue 10/13
6:15 am-11:53 pm
1 stop17h 38m
$466
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Mon 10/5
7:18 pm-7:43 pm
1 stop24h 25m
San Diego
Thu 10/8
8:05 pm-10:35 pm
1 stop26h 30m
$488
Cheapest one-way
BellinghamSan Diego
BLI Bellingham - SAN San Diego
BLISAN
Bellingham
Sun 9/20
4:59 pm-8:17 pm
1 stop27h 18m
$94
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Bellingham to San Diego
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 Bellingham to San Diego in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bellingham-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bellingham-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bellingham-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub 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 Bellingham-San Diego 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 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.
BLI-SAN
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
What is the cheapest month to book a flight from Bellingham to San Diego?
Currently, December is the cheapest month in which you can book a flight from Bellingham to San Diego (average of $108). Flying from Bellingham to San Diego in September is currently the most expensive (average of $799). 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.
How much does it cost to fly round-trip from Bellingham to San Diego?
Airfare is below average for this route at the moment.
Bellingham to San Diego flights typically cost between $396 and $666 in November.The cheapest round-trip price found within the last 5 days was $162 on Multiple Airlines (Nov 5-Nov 12).
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 August 24, 2026.
Read through reviews of airlines operating flights from Bellingham to San Diego, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
Poway
San Ysidro
La Mesa
Santee
Julian
Lemon Grove
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Bellingham and San Diego flights
Browse other Bellingham and San Diego flight options. Last updated on August 24, 2026.
Other flights from Bellingham
Browse through other flights departing from Bellingham. Flights are based on user searches made on Cheapflights and were last updated on August 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 24, 2026.
Top airline flying from Bellingham to San Diego
Discover the top airline 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 7,457,451 searches. Data last updated August 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$273 | Average$395 | FlexibilityNo cancel fee | On-time75% |