Cheap Flights from San Diego (SANA) to Bellingham (BLI)

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Find the cheapest month or even day of the year to fly to Bellingham

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Flight deals from San Diego to Bellingham

Looking for a cheap last-minute deal or the best return flight from San Diego to Bellingham Airport? If you want to travel next month, return fares start from $501. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Diego to Bellingham

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego to Bellingham flights are currently cheapest in August.

San Diego to Bellingham: Flight information

The things to know before you go.
Cheapest flight found$394
Cheapest month to flyAugust

Finding cheap flights from San Diego to Bellingham: Frequently asked questions

The best price we found for a return flight from San Diego to Bellingham is $394. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Diego to Bellingham. But we found flights with one stop from $394.
As of August 2026, there are no flights flying from San Diego to Bellingham.
The cheapest month to fly from San Diego to Bellingham is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Diego to Bellingham Airport on Monday, 24 August 2026.
No airlines currently offer direct flights between San Diego and Bellingham Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Bellingham but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bellingham is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Bellingham is Alaska Airlines .

Flying from San Diego to Bellingham International Airport (BLI): What you need to know

  • Bellingham (where Bellingham International Airport is located) and San Diego share the UTC-8 timezone. Same timezone means no confusion when scheduling your trip.

  • To ensure you get on your flight from San Diego to BLI, allow plenty of time to check in and find your gate. Arriving two hours before international departures and an hour before domestic flights is the general rule.

  • Popular months like July or holiday periods such as Thanksgiving and Christmas will mean bigger lines at check-in and security. Travelling then? Play it safe and get to the airport even earlier. Arriving two hours before domestic flights and up four hours ahead of international flights is a wise idea.

Airports in San Diego

San Diego International Airport (SAN)

  • SAN is around 5 kilometres from central San Diego. If you're driving, catching a taxi or ride-sharing from the centre, it'll take you 15 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the trip time to be around 25 minutes.

  • Planning to catch an early flight from San Diego to Bellingham International Airport? Avoid rushing to the terminal (and catch some extra z's) by picking one of these hotels near San Diego International Airport:

  • Of the flights that depart from San Diego International Airport, 74% land on time at their destination.

  • SAN's address is N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • CLD is around 48 kilometres from central San Diego. Plan ahead to find the quickest way to arrive at your terminal.

  • Want to treat yourself to an extra night away before catching your San Diego to BLI flight? Kick back in a hotel near McClellan-Palomar Airport before your break officially starts. These stays are expecting you:

  • Flights from McClellan-Palomar Airport have a proven record for punctuality, with 88% of them landing as planned.

About Bellingham International Airport (BLI)

Getting from Bellingham International Airport (BLI) to central Bellingham

  • Central Bellingham is around 10 kilometres from Bellingham International Airport and takes about 15 minutes to reach by car. See what your options are for heading into the city, whether that's with a taxi, car hire or ride-share.

  • Travelling on public transport will take you around 30 minutes.

How to find the cheapest flights from San Diego to Bellingham International Airport (BLI)

  • Right now, $259 is the best price we've found for a one-way ticket from San Diego to Bellingham International Airport. The cheapest price for a return flight is $394. Keep in mind fares can change due to demand at the time of booking.

  • To pick up cheap flights from San Diego to BLI, book in advance. Airlines tend to offer their most competitively priced fares when tickets first go on sale.

  • If you have some flexibility with your travel plans, use the 'Whole month' search tool. It'll show you the cheapest price in each month when searching for your San Diego to Bellingham International Airport ticket.

  • Snapping up a cheap plane ticket from San Diego to BLI couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as prices go down.

  • Chase down a great fare on a flight from San Diego to Bellingham International Airport with the help of the filters. Pick your ideal departure and arrival times, airlines and number of stops. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest.'

The best time to fly from San Diego to Bellingham International Airport (BLI)

  • November is the quietest month for flights from San Diego to Bellingham International Airport (BLI), while April is the most popular. Find the best time to go to Bellingham based on whether you like a bustling atmosphere or a more laid-back vibe.

  • Book a San Diego to BLI plane ticket departing in August if you want to visit the city during its warmest month. Expect temperatures in Bellingham to range from 12ºC (54ºF) to 25ºC (77ºF).

  • Search for cheap tickets from San Diego to Bellingham International Airport in February if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -2ºC (28ºF) and 10ºC (50ºF).

More about Bellingham

Explore more of the United States

  • Bellingham is always a good idea, but there are so many other parts of the United States waiting to be explored. About 137 kilometres south of Bellingham, a visit to Seattle will keep you on the move. Start with leading attractions like Space Needle, Pike Place Market and Seattle Skyline.

  • Tacoma is another essential stop in the United States and is around 177 kilometres south of Bellingham. No trip is complete without visiting LeMay - America's Car Museum, Chihuly Bridge of Glass and Point Defiance Park.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.