Cheap flights from Seattle to Bellingham (SEA - BLI) from $79

This is the cheapest one-way flight price, found on 9/25. Prices may vary by date and flight preferences.
SEA — BLI
Oct 1 — Oct 81

How to find the cheapest flight from Seattle (SEA) to Bellingham (BLI)

All the information you need to plan the best SEA to BLI flight in 2023: compare Seattle to Bellingham flight prices with the expected peak season, weather and rainfall in Bellingham.

Popular in

November

Cheapest in

March

Average price

$175

Round-trip from

$118
High demand for flights, 47% potential price rise
Best time to find cheap flights, 71% potential price drop
Average for round-trip flights in September 2023
From Seattle/Tacoma Intl to Bellingham

SEA - BLI

Price

$118 - $545

BLI

Temperature

41 - 64.4 °F

BLI

Rainfall

1.1 - 5.8 inches

What is the cheapest month to fly from Seattle to Bellingham?

March is one of the best times of the year to fly to Bellingham from Seattle. Prices for March average $170 per person but you can even find prices for as low as $40. The most expensive prices can be found in the month of November. Opting for a March flight can save you 87% on your journey compared to booking in November

When is the cheapest time to fly from Seattle to Bellingham (SEA - BLI)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Bellingham as you normally would.

Cheap Alaska Airlines flights from Seattle to Bellingham

Cheap Seattle to Bellingham flights in September & October 2023

The best prices found for SEA to BLI flights for September, October

Seattle to Bellingham 2023 flight deals

Cheap flights to Bellingham from Seattle found for this year

Non-stop flights to Bellingham from Seattle

Save time with Seattle to Bellingham direct flight deals

One-way flights to Bellingham from Seattle

The cheapest one-way flights from Seattle to Bellingham

Find flights from Seattle to Bellingham within your budget

Use the slider to find flights from Seattle to Bellingham that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$159 - $488

Route

Depart

Return

Price

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Wed 3/13

Nonstop0h 53m

Bellingham

Wed 3/20

Nonstop0h 49m

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Sat 10/14

Nonstop0h 52m

Bellingham

Wed 10/25

Nonstop0h 52m

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Fri 3/8

Nonstop0h 53m

Bellingham

Fri 3/15

Nonstop0h 49m

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Fri 10/13

Nonstop0h 52m

Bellingham

Fri 10/20

Nonstop0h 52m

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Mon 10/23

1 stop16h 59m

Bellingham

Mon 10/30

1 stop11h 28m

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Sat 10/14

1 stop16h 39m

Bellingham

Wed 10/25

1 stop7h 28m

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Mon 10/23

1 stop16h 59m

Bellingham

Mon 10/30

3 stops33h 58m

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Fri 10/13

1 stop8h 58m

Bellingham

Fri 10/20

3 stops25h 20m

Seattle/Tacoma IntlBellingham

SEA - BLI

SEABLI

Seattle/Tacoma Intl

Mon 10/23

Nonstop0h 48m

Bellingham

Mon 10/30

Nonstop0h 52m

Flights are sorted by cheapest first

Deals found on 9/25

Reviews of airlines servicing Bellingham

Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Boarding

8.3

Entertainment

7.2

Overall

8.1

Comfort

8.0

Food

7.2

Reviews

1 / 10

Excellent airlines the price was great service was excellent plane was very comfortable

Alaska Airlines
8.1
Very good
1,393 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Boarding

8.3

Entertainment

7.2

Overall

8.1

Comfort

8.0

Food

7.2

Reviews

1 / 10

Excellent airlines the price was great service was excellent plane was very comfortable

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Boarding

8.3

Entertainment

7.2

Overall

8.1

Comfort

8.0

Food

7.2

Reviews

1 / 10

Excellent airlines the price was great service was excellent plane was very comfortable

Related info for your journey

Useful info, stats and facts about Seattle to Bellingham flights.

What airports do I use to fly from Seattle to Bellingham?

Booking a flight from Seattle/Tacoma Intl (SEA) to Bellingham (BLI) is your only option if you wish to fly from Seattle to Bellingham. On a typical day, there are 3 flights from Seattle/Tacoma Intl to Bellingham, all of which are around 0h 48m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Seattle/Tacoma Intl to Bellingham.

Can I find flights from Seattle to Bellingham for under $200 on Cheapflights?

Yes, there are multiple flights from Seattle to Bellingham for under $200. The cheapest flight booked recently is on Alaska Airlines for just $159, but on average you can expect to pay $397.

Are there nonstop flights from Seattle to Bellingham for under $200 on Cheapflights?

Cheapflights has at least 5 direct flights from Seattle to Bellingham under $200. A good price for a nonstop flight from Seattle to Bellingham is less than $281.

What days are nonstop flights available from Seattle to Bellingham?

Nonstop flights are available for this route on the following days: Wednesday, Thursday, Friday.

How many flights depart from Seattle to Bellingham on average per day?

On average 1 flight departs from Seattle to Bellingham per day.
Evening (6pm - Midnight) - 100% of flight departures

How long is the flight from Seattle to Bellingham?

There are many flights that can get you from Seattle to Bellingham in 48m. Fly via Alaska Airlines or American Airlines to get the fastest option. There are 93 mi between Seattle and Bellingham. Generally, flights for this route are nonstop.

What are the cheapest airlines flying from Seattle to Bellingham round-trip?

Alaska Airlines, at $159, was found to be the cheapest airline from Seattle to Bellingham. An alternate airline flying to your destination would be American Airlines. Users have found that Alaska Airlines is 6% cheaper than the other options available to this destination.

What are the most reliable airlines from Seattle to Bellingham?

Consider Finnair (95%), Qatar Airways (87%) or American Airlines (86%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Bellingham.

What are the cheapest flights from Seattle to Bellingham?

On average you can expect to pay $224 for a flight from Seattle to Bellingham. The cheapest flight overall is $115 while the most popular route, (Seattle/Tacoma Intl - Bellingham) is currently priced at $239.

What does SEA to BLI mean?

SEA stands for Seattle/Tacoma Intl Airport, while BLI stands for Bellingham Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Alternative routes for Seattle to Bellingham

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Seattle to Bellingham

The chart below displays the airlines Cheapflights users traveling from Seattle to Bellingham choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$79Average$153FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Hourly flight availability from Seattle to Bellingham

See what time of day planes typically take off from Seattle to Bellingham
0%of flight departuresEarly morningMidnight to 6 am
25%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
75%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Seattle to Bellingham

See how many times per day planes take to the skies headed from Seattle to Bellingham
Sunday4daily flights
Monday4daily flights
Tuesday3daily flights
Wednesday4daily flights
Thursday4daily flights
Friday4daily flights
Saturday4daily flights

Fly with Cheapflights

What makes Cheapflights the go-to destination for all your flight needs

How does Cheapflights help users find flights from Seattle to Bellingham?

Deals for Seattle to Bellingham flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bellingham from Seattle.

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

Need flexible booking options for your flight to Bellingham from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Seattle to Bellingham and get an alert from Cheapflights when they change. Have a valid email address ready and make a flight search when you’re ready to set up your price alert.

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.