Find flights
When to book
FAQs

Cheap flights from San Diego to Bellingham from C$ 338

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 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BLI
19 Jan — 26 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 20 December 2025.

Mon 29/127:15 a.m.SAN - BLI
1 stop15h 07mAlaska Airlines
Thu 1/112:56 p.m.BLI - SAN
1 stop6h 34mAlaska Airlines
Deal found 20/12C$ 993
Tue 30/1210:02 p.m.SAN - BLI
2 stops14h 14mAlaska Airlines
Thu 1/112:56 p.m.BLI - SAN
1 stop6h 34mAlaska Airlines
Deal found 20/12C$ 1,016
Sun 28/121:15 p.m.SAN - BLI
2 stops11h 01mAlaska Airlines
Sun 4/15:20 a.m.BLI - SAN
2 stops11h 41mAlaska Airlines
Deal found 19/12C$ 1,260
Mon 29/121:36 p.m.SAN - BLI
2 stops8h 46mAlaska Airlines
Fri 2/15:20 a.m.BLI - SAN
2 stops6h 30mAlaska Airlines
Deal found 20/12C$ 1,349
Mon 29/1210:44 a.m.SAN - BLI
2 stops11h 38mAlaska Airlines
Tue 30/1212:56 p.m.BLI - SAN
2 stops10h 55mAlaska Airlines
Deal found 20/12C$ 1,392

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 20 December 2025.

Round-trip from

C$ 334

Popular in

January

Cheapest in

November

Average price

C$ 597
Alaska Airlines
  • Alaska Airlines
  • 14/3-18/3
  • 2 total stops
  • 21h 29m total
  • San Diego to Bellingham
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 196 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 629,999 searches. Data last updated 20 December 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 5/2

2:20 p.m.-12:06 a.m.

1 stop9h 46m

Bellingham

Sun 8/2

1:03 p.m.-11:09 p.m.

1 stop10h 06m

C$ 338

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Fri 16/1

8:42 p.m.-9:20 p.m.

1 stop24h 38m

Bellingham

Fri 23/1

9:15 a.m.-10:07 a.m.

1 stop24h 52m

C$ 338

San DiegoBellingham

SAN - BLI

SANBLI

San Diego

Fri 9/1

8:42 p.m.-12:23 p.m.

1 stop15h 41m

Bellingham

Tue 13/1

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

1 stop4h 52m

C$ 364

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/12

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$ 66). Flying from San Diego to Bellingham in January is currently the most expensive (average of C$ 266). 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 15h 47m. 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$ 66). Flying from San Diego to Bellingham in January is currently the most expensive (average of C$ 266). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.