$157+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — SAN
Aug 6 — Aug 131
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
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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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Best
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One-way
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 July 7, 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 July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 10/121:00 pm
BLI
- SAN
2 stops23h 40m
Multiple Airlines
Thu 10/159:43 pm
SAN
- BLI
1 stop14h 27m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 8/235:53 pm
BLI
- SAN
1 stop26h 21m
Multiple Airlines
Thu 8/278:59 pm
SAN
- BLI
1 stop23h 35m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 8/143:52 pm
BLI
- SAN
2 stops23h 51m
Multiple Airlines
Sun 8/168:51 pm
SAN
- BLI
1 stop12h 16m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 10/117:30 am
BLI
- SAN
1 stop13h 18m
Multiple Airlines
Thu 10/159:43 pm
SAN
- BLI
1 stop14h 27m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 10/87:30 am
BLI
- SAN
1 stop13h 18m
Multiple Airlines
Thu 10/159:43 pm
SAN
- BLI
1 stop14h 27m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 10/117:30 am
BLI
- SAN
1 stop13h 18m
Multiple Airlines
Wed 10/141:35 pm
SAN
- BLI
2 stops24h 05m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 10/91:00 pm
BLI
- SAN
1 stop7h 48m
Multiple Airlines
Thu 10/159:43 pm
SAN
- BLI
1 stop25h 51m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 10/117:30 am
BLI
- SAN
1 stop13h 18m
Multiple Airlines
Mon 10/121:35 pm
SAN
- BLI
1 stop27h 25m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 10/87:30 am
BLI
- SAN
1 stop13h 18m
Multiple Airlines
Wed 10/141:35 pm
SAN
- BLI
2 stops24h 05m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$289
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 July 7, 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 July 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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 10/72:09 pm
BLI
- SAN
1 stop5h 33m
Alaska Airlines
Wed 10/1412:07 pm
SAN
- BLI
1 stop6h 31m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$351
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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 10/72:09 pm
BLI
- SAN
1 stop5h 33m
Alaska Airlines
Sun 10/186:15 am
SAN
- BLI
1 stop12h 23m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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 10/127:18 pm
BLI
- SAN
1 stop4h 41m
Alaska Airlines
Sat 10/1712:07 pm
SAN
- BLI
1 stop6h 31m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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 10/77:18 pm
BLI
- SAN
1 stop4h 41m
Alaska Airlines
Mon 10/126:15 am
SAN
- BLI
1 stop7h 14m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 9/287:00 am
BLI
- SAN
1 stop27h 30m
Alaska Airlines
Thu 10/18:06 pm
SAN
- BLI
1 stop26h 25m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$427
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 8/237:19 pm
BLI
- SAN
1 stop15h 20m
Alaska Airlines
Sat 8/293:43 pm
SAN
- BLI
2 stops8h 16m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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 7/258:30 am
BLI
- SAN
1 stop4h 57m
Alaska Airlines
Wed 9/211:06 am
SAN
- BLI
1 stop11h 25m
Alaska Airlines
Deal found 7/3![Alaska Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 9/65:26 am
BLI
- SAN
1 stop5h 13m
Alaska Airlines
Thu 9/102:17 pm
SAN
- BLI
1 stop8h 14m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$452
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 8/237:19 pm
BLI
- SAN
1 stop15h 20m
Alaska Airlines
Tue 8/256:12 pm
SAN
- BLI
1 stop4h 19m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$457
Last-minute flights from Bellingham to San DiegoDiscover last-minute flight deals from Bellingham to San Diego. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Bellingham to San Diego. Data last updated July 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 7/1611:29 am
BLI
- SAN
1 stop8h 37m
Multiple Airlines
Wed 7/223:03 pm
SAN
- BLI
1 stop19h 36m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$379
This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/168:30 am
BLI
- SAN
2 stops8h 19m
Alaska Airlines
Wed 7/2212:30 pm
SAN
- BLI
2 stops10h 00m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$1,003
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 July 7, 2026.
Search for one-way flight options from Bellingham to San Diego. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 8/282:27 pm
BLI
- SAN
1 stop5h 47m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 7/231:16 pm
BLI
- SAN
1 stop6h 50m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$243
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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 8/15:26 pm
BLI
- SAN
2 stops18h 32m
Alaska Airlines
Deal found 7/3![Alaska Airlines logo]()
$348
This Priceline deal was found by Cheapflights users on 7/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:30 am
BLI
- SAN
1 stop4h 57m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$354
This Priceline deal was found by Cheapflights users on 7/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:30 am
BLI
- SAN
1 stop4h 57m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 7/229:00 am
BLI
- SAN
3 stops39h 04m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$417
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 July 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $225 (Kiwi.com) |
One-way from | $157 (Kiwi.com) |
Popular in | September |
Cheapest in | December |
Average price | $380 |
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 2,558,603 searches. Data last updated July 7, 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 - SAN
BLISAN
Bellingham
Wed 10/7
2:09 pm-7:42 pm
1 stop5h 33m
San Diego
Wed 10/14
12:07 pm-6:38 pm
1 stop6h 31m
$351
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Wed 10/7
2:09 pm-7:42 pm
1 stop5h 33m
San Diego
Sun 10/18
6:15 am-6:38 pm
1 stop12h 23m
$377
Quickest round-trip
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Mon 10/12
7:18 pm-11:59 pm
1 stop4h 41m
San Diego
Sat 10/17
12:07 pm-6:38 pm
1 stop6h 31m
$377
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Wed 10/7
7:18 pm-11:59 pm
1 stop4h 41m
San Diego
Mon 10/12
6:15 am-1:29 pm
1 stop7h 14m
$377
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Mon 9/28
7:00 am-10:30 am
1 stop27h 30m
San Diego
Thu 10/1
8:06 pm-10:31 pm
1 stop26h 25m
$427
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Sun 8/23
7:19 pm-10:39 am
1 stop15h 20m
San Diego
Sat 8/29
3:43 pm-11:59 pm
2 stops8h 16m
$434
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Sat 7/25
8:30 am-1:27 pm
1 stop4h 57m
San Diego
Wed 9/2
11:06 am-10:31 pm
1 stop11h 25m
$447
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Sun 9/6
5:26 am-10:39 am
1 stop5h 13m
San Diego
Thu 9/10
2:17 pm-10:31 pm
1 stop8h 14m
$452
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Sun 8/23
7:19 pm-10:39 am
1 stop15h 20m
San Diego
Tue 8/25
6:12 pm-10:31 pm
1 stop4h 19m
$457
Cheapest one-way
BellinghamSan Diego
BLI - SAN
BLISAN
Bellingham
Fri 8/28
2:27 pm-8:14 pm
1 stop5h 47m
$157
Showing 1-10 of 17 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 July.
| 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?
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 July 7, 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.
Boarding
8.1
Overall
7.9
Comfort
7.8
Crew
8.5
Entertainment
7.0
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Overall
7.9
Comfort
7.8
Crew
8.5
Entertainment
7.0
Food
7.0
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
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove
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Bellingham and San Diego flights
Browse other Bellingham and San Diego flight options. Last updated on July 7, 2026.
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Browse through other flights departing from Bellingham. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
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Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 7, 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 2,558,603 searches. Data last updated July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$273 | Average$429 | FlexibilityNo cancel fee | On-time75% |