SAN - BLI

C$ 359 Find Cheap Flights from San Diego to Bellingham – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
C$ 488
Typical prices: C$ 463-C$ 721
Alaska Airlines
Fri 2/11Fri 9/11
SAN - BLI • 1 stop
Cheapest one-way flights
C$ 359
Typical prices: C$ 268-C$ 387
Alaska Airlines
Sat 20/10
SAN - BLI • 1 stop
When to travel
November
Cheapest • 34% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Las Vegas Harry Reid Intl (LAS)
Cheapest • Avg C$ 423 (round-trip)
Portland (PDX)
Shortest trip • 5h 08m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from San Diego to Bellingham (SAN-BLI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Diego to Bellingham

Mon, 2 Nov - Mon, 9 Nov
Alaska Airlines Logo
8:07 p.m. - 10:30 p.m.SAN  San Diego-BLI Bellingham
26h 23m1 stop Portland
Alaska Airlines Logo
8:33 a.m. - 11:32 a.m.BLI  Bellingham-SAN San Diego
26h 59m1 stop Portland
C$ 488Alaska Airlines
Thu, 19 Nov - Wed, 2 Dec
Alaska Airlines Logo
5:33 p.m. - 11:38 a.m.SAN  San Diego-BLI Bellingham
18h 05m1 stop Portland
Alaska Airlines Logo
8:31 a.m. - 11:27 a.m.BLI  Bellingham-SAN San Diego
26h 56m1 stop Portland
C$ 551Alaska Airlines
Fri, 23 Oct - Sun, 1 Nov
Alaska Airlines Logo
7:27 p.m. - 1:37 p.m.SAN  San Diego-BLI Bellingham
18h 10m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:29 p.m. - 6:47 p.m.BLI  Bellingham-SAN San Diego
23h 18m1 stop Seattle/Tacoma Intl
C$ 558Alaska Airlines
Thu, 29 Oct - Mon, 2 Nov
Alaska Airlines Logo
11:10 a.m. - 11:53 p.m.SAN  San Diego-BLI Bellingham
12h 43m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:29 p.m. - 3:50 p.m.BLI  Bellingham-SAN San Diego
20h 21m1 stop Seattle/Tacoma Intl
C$ 579Alaska Airlines
Thu, 19 Nov - Wed, 2 Dec
Alaska Airlines Logo
6:35 p.m. - 11:38 a.m.SAN  San Diego-BLI Bellingham
17h 03m2 stops San Francisco Portland
Alaska Airlines Logo
8:31 a.m. - 8:20 p.m.BLI  Bellingham-SAN San Diego
11h 49m1 stop Portland
C$ 594Alaska Airlines
Thu, 29 Oct - Mon, 2 Nov
Alaska Airlines Logo
8:05 p.m. - 10:35 p.m.SAN  San Diego-BLI Bellingham
26h 30m1 stop Portland
Alaska Airlines Logo
7:29 p.m. - 12:03 p.m.BLI  Bellingham-SAN San Diego
16h 34m1 stop Seattle/Tacoma Intl
C$ 600Alaska Airlines
Fri, 1 Jan - Sun, 10 Jan
Alaska Airlines Logo
7:04 a.m. - 11:49 p.m.SAN  San Diego-BLI Bellingham
16h 45m2 stops San Francisco Seattle/Tacoma Intl
Alaska Airlines Logo
12:32 p.m. - 11:30 a.m.BLI  Bellingham-SAN San Diego
22h 58m1 stop Portland
C$ 632Alaska Airlines
Fri, 13 Nov - Mon, 16 Nov
Alaska Airlines Logo
4:25 p.m. - 11:45 p.m.SAN  San Diego-BLI Bellingham
7h 20m2 stops San Francisco Seattle/Tacoma Intl
Alaska Airlines Logo
8:33 a.m. - 4:22 p.m.BLI  Bellingham-SAN San Diego
7h 49m2 stops Portland San Francisco
C$ 634Alaska Airlines
Tue, 20 Oct - Wed, 28 Oct
Alaska Airlines Logo
6:15 a.m. - 6:38 p.m.SAN  San Diego-BLI Bellingham
12h 23m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
2:17 p.m. - 7:43 p.m.BLI  Bellingham-SAN San Diego
5h 26m1 stop Seattle/Tacoma Intl
C$ 635Alaska Airlines
Thu, 29 Oct - Mon, 2 Nov
Alaska Airlines Logo
10:05 a.m. - 11:53 p.m.SAN  San Diego-BLI Bellingham
13h 48m2 stops Sacramento Intl Seattle/Tacoma Intl
Alaska Airlines Logo
7:29 p.m. - 10:50 p.m.BLI  Bellingham-SAN San Diego
27h 21m1 stop Seattle/Tacoma Intl
C$ 639Alaska Airlines
Booking Insights

Price, demand, and travel trends for San Diego to Bellingham flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from San Diego to Bellingham with more confidence.

How much is a round-trip flight from San Diego to Bellingham?

Round-trip flights from San Diego to Bellingham start at C$ 488. Prices are typical for this route right now, with typical round-trip fares ranging from C$ 463 to C$ 721. The lowest price found in the past 5 days was C$ 488 on Alaska Airlines.

What's the cheapest day of the week to fly from San Diego to Bellingham?

Wednesday is the cheapest day of the week to fly from San Diego to Bellingham and is 19% cheaper than the average day. Sunday is the most expensive day with flight prices 72% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from San Diego to Bellingham?

•November is the cheapest month to fly from San Diego to Bellingham at C$ 423 round-trip.
•April (C$ 757) and February (C$ 723) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 78% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for San Diego to Bellingham flights

Low season

December

Cheapest flight

C$ 359
Best time to beat the crowds (6% less expensive on average)
Most popular time to fly (12% more expensive on average)
Flights from San Diego to Bellingham

When to book flights from San Diego to Bellingham

Are your dates flexible? Find out the best times to travel from San Diego to Bellingham based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Diego to Bellingham flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which cabin classes can I book on flights from San Diego to Bellingham?

    Only Economy Class is available on flights from San Diego to Bellingham.

  • How long does a flight from San Diego to Bellingham take?

    There are currently no direct flights available from San Diego to Bellingham. Flights with 1 layover take between 5h 08m and 8h 18m in total, depending on the connection.

  • Do I need a passport to fly from San Diego to Bellingham?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How much should I expect to pay for a San Diego to Bellingham flight?

    Round-trip flights from San Diego to Bellingham range from C$ 463 to C$ 721, with an average of C$ 644 over the past 12 months. Anything below C$ 463 counts as a good deal.

  • Have flight prices from San Diego to Bellingham changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 488 to C$ 1,459. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from San Diego to Bellingham looking right now?

    One-way fares from San Diego to Bellingham are currently higher than usual. Average one-way flight prices are about C$ 394, which is 18% above the typical average for this route.

  • What car rental options are available at Bellingham Airport (BLI)?

    Bellingham Airport (BLI) hosts 5 major car rental companies, with daily rates starting from around C$ 38 for economy cars. Top options include:
    • Budget
    • Alamo
    • Dollar
    • Thrifty
    • Avis

  • Which airports can I use when flying from San Diego to Bellingham?

    Flights from San Diego to Bellingham usually depart from San Diego (SAN) and arrive at Bellingham (BLI).

  • Which airports do connecting flights from San Diego to Bellingham pass through?

    One-stop flights from San Diego to Bellingham most commonly connect through:

    • Seattle/Tacoma Intl (SEA) – 75% of one-stop connections
    • Las Vegas Harry Reid Intl (LAS) – 16% of one-stop connections
    • Portland (PDX) – 7% of one-stop connections
    • Oakland (OAK) – 1% of one-stop connections

    Seattle/Tacoma Intl (SEA) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from San Diego to Bellingham?

    Yes. Being flexible with your travel dates can save you up to 53% on the San Diego to Bellingham route. Wednesday is the cheapest departure day at C$ 524 round-trip on average, while Sunday is the most expensive at C$ 1,113, a difference of C$ 589. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport when travelling from San Diego to Bellingham?

    Flying via Portland (PDX) gives the shortest average 1-stop total travel time at 5h 08m, compared with 5h 11m via Oakland (OAK) and 5h 37m via Seattle/Tacoma Intl (SEA).

Your guide to booking San Diego to Bellingham flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average C$ 524 – about C$ 589 less than Sunday (53% savings) based on the last 12 months.
  • If you can choose when to travel, plan your San Diego to Bellingham trip for November. Fares historically average C$ 423 round-trip in that month – typically C$ 334 less than the most expensive month, which is April (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bellingham Airport.
    - Holiday Inn & Suites Bellingham By IHG
    - La Quinta Inn & Suites Bellingham
    - Best Western Plus Bellingham

More options for your flight from San Diego to Bellingham

Complete your trip to Bellingham with a hotel stay or car rental

Car rentals in Bellingham
Hotels in Bellingham
Vacations in Bellingham