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Cheap flights from San Diego to Bellingham from C$ 347

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BLI
26 Dec — 2 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 26 November 2025.

Round-trip from

C$ 347

Popular in

December

Cheapest in

August

Average price

C$ 426
Alaska Airlines
  • Alaska Airlines
  • 8/1-12/1
  • 2 total stops
  • 17h 09m total
  • San Diego to Bellingham
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Highest demand for flights based on searches. 16% potential increase in price (C$ 139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Find flight deals from San Diego to Bellingham

Enter your travel dates to find the best prices.

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 26 November 2025.

Tue 16/126:15 a.m.SAN - BLI
1 stop6h 09mAlaska Airlines
Wed 17/124:21 p.m.BLI - SAN
1 stop7h 55mAlaska Airlines
Deal found 24/11C$ 467
Tue 16/126:15 a.m.SAN - BLI
1 stop6h 09mAlaska Airlines
Thu 18/1212:56 p.m.BLI - SAN
2 stops18h 55mAlaska Airlines
Deal found 24/11C$ 553
Wed 17/129:20 a.m.SAN - BLI
2 stops14h 46mAlaska Airlines
Thu 18/124:06 p.m.BLI - SAN
2 stops15h 45mAlaska Airlines
Deal found 24/11C$ 574
Wed 31/129:04 p.m.SAN - BLI
2 stops27h 12mAlaska Airlines
Fri 9/11:03 p.m.BLI - SAN
2 stops25h 10mAlaska Airlines
Deal found 24/11C$ 590
Fri 19/124:02 p.m.SAN - BLI
2 stops8h 14mAlaska Airlines
Thu 8/19:15 a.m.BLI - SAN
2 stops10h 00mAlaska Airlines
Deal found 24/11C$ 610
Wed 10/129:34 a.m.SAN - BLI
1 stop6h 07mAlaska Airlines
Sun 14/124:21 p.m.BLI - SAN
1 stop24h 36mAlaska Airlines
Deal found 24/11C$ 718
Fri 19/122:13 p.m.SAN - BLI
2 stops10h 03mAlaska Airlines
Sun 21/125:20 a.m.BLI - SAN
2 stops7h 26mAlaska Airlines
Deal found 24/11C$ 745

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 629,999 searches. Data last updated 26 November 2025.
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 8/1

11:49 a.m.-12:06 a.m.

1 stop12h 17m

Bellingham

Mon 12/1

5:15 a.m.-10:07 a.m.

1 stop4h 52m

C$ 347

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Mon 2/3

8:26 p.m.-11:13 a.m.

1 stop14h 47m

Bellingham

Wed 4/3

3:55 p.m.-9:49 p.m.

1 stop5h 54m

C$ 439

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Tue 16/12

6:15 a.m.-12:24 p.m.

1 stop6h 09m

Bellingham

Wed 17/12

4:21 p.m.-12:16 a.m.

1 stop7h 55m

C$ 467

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Fri 9/1

7:03 p.m.-12:06 a.m.

1 stop5h 03m

Bellingham

Mon 12/1

5:15 a.m.-3:21 p.m.

2 stops10h 06m

C$ 471

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Sun 4/1

9:04 p.m.-12:16 a.m.

2 stops27h 12m

C$ 388

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Tue 2/12

6:30 p.m.-12:06 a.m.

1 stop5h 36m

C$ 657

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/11

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 C$ 68). Flying from San Diego to Bellingham in March is currently the most expensive (average of C$ 217). 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.

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?

    Departing from San Diego to Bellingham will take you 12h 17m. The distance from San Diego to Bellingham is about 1839 km.

  • 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 C$ 68). Flying from San Diego to Bellingham in March is currently the most expensive (average of C$ 217). 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

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Cheapflights helps you search for flights from San Diego to Bellingham via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Diego to Bellingham.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Diego to Bellingham, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on San Diego to Bellingham flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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