Which airlines offer extra legroom and free seat selection on Bellingham to Seattle flights?

Among airlines operating Bellingham to Seattle flights: • Alaska Airlines: offers free seat selection • American Airlines: offers free seat selection Extra legroom and free seat selection availability depends on fare class and route.

What airlines fly from Bellingham to Seattle?

Only Alaska Airlines operates flights between Bellingham and Seattle.

Which airports can I use when flying from Bellingham to Seattle?

Flights from Bellingham to Seattle usually depart from Bellingham (BLI) and arrive at Seattle/Tacoma Intl (SEA).

Which airlines include bags at no extra cost on Bellingham to Seattle flights?

Here are some options for this route, based on selected ticket types and cabin classes: • Alaska Airlines: a cabin bag in Economy Class class • American Airlines: a cabin bag in Economy Class class Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

What cabin classes can I book on flights from Bellingham to Seattle?

Only Economy Class is available on flights from Bellingham to Seattle.

What is the standard checked-bag allowance on flights from Bellingham to Seattle?

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $80–$80 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Which aircraft model is used most often on flights from Bellingham to Seattle?

The Embraer 175 family is used most often on this route, operated mainly by Alaska Airlines and Hawaiian Airlines. Other aircraft seen on the route include Embraer 170 variants.

Can I save money by using flexible dates for flights from Bellingham to Seattle?

Yes. Flexible dates can save you up to 64% on flights from Bellingham to Seattle. Thursday is the cheapest departure day at $227 round-trip on average, while Sunday is the most expensive at $622, a difference of $395. 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 are flight departures from Bellingham to Seattle spread across the day?

Morning is the busiest departure period on Bellingham to Seattle flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 33%, and night flights for 0%.

What popular places can I visit in Seattle?

Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

What are the earliest and latest flights from Bellingham to Seattle?

These are the earliest and latest flight times available from Bellingham to Seattle: • Earliest: departs at 5:04 am and lands at 6:01 am • Latest: departs at 7:31 pm and lands at 8:28 pm. The flight takes about 57m.

How long is a flight from Bellingham to Seattle?

A nonstop flight from Bellingham to Seattle takes 57m, covering 93 miles.

Do I need a passport to fly from Bellingham to Seattle?

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.

Have flight prices from Bellingham to Seattle 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 $217 to $1,635. That means the highest observed fare was about 8x higher than the lowest one.

How are flight prices from Bellingham to Seattle looking right now?

One-way fares from Bellingham to Seattle are currently higher than usual. Average one-way flight prices are about $164, which is 7% above the typical average for this route.

What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include: • Fox • Europcar • Thrifty • Budget • Dollar

How much should I expect to pay for a Bellingham to Seattle flight?

Round-trip flights from Bellingham to Seattle range from $217 to $447, with an average of $307 over the past 12 months. Anything below $217 counts as a good deal.

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

Round-trip flights from Bellingham to Seattle typically range from $217 to $447. The lowest price found in the past 5 days was $217, on Alaska Airlines.

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

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Bellingham to Seattle. It’s 27% cheaper than the average day, while Sunday is the most expensive, with prices 102% higher.

Which airline is the cheapest to fly from Bellingham to Seattle?

Alaska Airlines ($217) offered the cheapest round-trip ticket from Bellingham to Seattle in the last 5 days.

Which airline offers the most nonstop flights between Bellingham and Seattle?

Alaska Airlines has the most frequent nonstop flights from Bellingham to Seattle with 21 flights per week. Based on KAYAK flight data over the last 3 months.

How many nonstop flights run daily between Bellingham and Seattle?

There are about 3 flights per day from Bellingham to Seattle, about 21 flights per week, spread evenly across the week.

What time of day do most flights depart from Bellingham to Seattle?

Most nonstop flights from Bellingham to Seattle depart in the morning, accounting for 34% of nonstop departures. Around 1 flights are scheduled in that window over the next three months.

$143 CHEAP FLIGHTS from Bellingham to Seattle (BLI - SEA)

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Never overpay with our price tracking tools.

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Cheapest round-trip

$217

Typical prices: $217-$447

Alaska Airlines

Tue 2/20Tue 2/27

BLI - SEA • Non-stop

Cheapest one-way

$144

Typical prices: $128-$208

Alaska Airlines

Tue 12/11

BLI - SEA • Non-stop

Nonstop flights

Every day

You can fly direct with Alaska Airlines. Average duration is 57m

Direct flights

When to travel

November

Cheapest • 49% price drop

June

Most popular

Good to know

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Seattle!

Flight Deals

Cheap Flights from Bellingham to Seattle (BLI-SEA)

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Bellingham to Seattle

Sat, Feb 20 - Sat, Feb 27

12:56 pm - 1:53 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 57mnonstop

11:20 am - 12:17 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 57mnonstop

$217Alaska Airlines

Fri, Dec 4 - Tue, Dec 8

5:14 am - 6:10 amBLI Bellingham-SEA Seattle/Tacoma Intl

0h 56mnonstop

5:50 pm - 6:51 pmSEA Seattle/Tacoma Intl-BLI Bellingham

1h 01mnonstop

$222Alaska Airlines

Fri, Dec 4 - Tue, Dec 8

2:06 pm - 3:05 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 59mnonstop

5:50 pm - 6:51 pmSEA Seattle/Tacoma Intl-BLI Bellingham

1h 01mnonstop

$222Alaska Airlines

Thu, Feb 18 - Sun, Feb 28

8:27 pm - 5:18 pmBLI Bellingham-SEA Seattle/Tacoma Intl

20h 51m1 stop Las Vegas Harry Reid Intl

6:33 pm - 8:52 amSEA Seattle/Tacoma Intl-BLI Bellingham

14h 19m1 stop Las Vegas Harry Reid Intl

$250Multiple Airlines

Sat, Feb 6 - Fri, Feb 12

7:01 am - 8:09 amBLI Bellingham-SEA Seattle/Tacoma Intl

1h 08mnonstop

10:50 pm - 11:45 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 55mnonstop

$252Alaska Airlines

Fri, Feb 19 - Sun, Feb 28

5:14 am - 6:13 amBLI Bellingham-SEA Seattle/Tacoma Intl

0h 59mnonstop

10:50 pm - 11:45 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 55mnonstop

$267Alaska Airlines

Thu, Feb 18 - Sun, Feb 28

12:56 pm - 1:53 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 57mnonstop

10:50 pm - 11:45 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 55mnonstop

$267Alaska Airlines

Fri, Dec 4 - Tue, Dec 8

2:06 pm - 3:05 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 59mnonstop

10:41 pm - 11:38 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 57mnonstop

$267Alaska Airlines

Fri, Dec 4 - Tue, Dec 8

7:31 pm - 8:28 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 57mnonstop

10:41 pm - 11:38 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 57mnonstop

$267Alaska Airlines

Fri, Feb 19 - Sun, Feb 28

9:42 am - 5:18 pmBLI Bellingham-SEA Seattle/Tacoma Intl

7h 36m1 stop Las Vegas Harry Reid Intl

6:33 pm - 8:52 amSEA Seattle/Tacoma Intl-BLI Bellingham

14h 19m1 stop Las Vegas Harry Reid Intl

$288Multiple Airlines

Recent last minute flight deals from Bellingham to Seattle

Mon, Oct 12 - Fri, Oct 16

7:18 pm - 8:16 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 58mnonstop

10:59 pm - 11:53 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 54mnonstop

$487Alaska Airlines

Mon, Oct 12 - Fri, Oct 16

7:18 pm - 8:16 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 58mnonstop

5:40 pm - 6:38 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 58mnonstop

$557Alaska Airlines

Mon, Oct 12 - Fri, Oct 16

7:18 pm - 8:16 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 58mnonstop

6:58 pm - 10:35 pmSEA Seattle/Tacoma Intl-BLI Bellingham

3h 37m1 stop Portland

$587Alaska Airlines

Fri, Oct 9 - Sun, Oct 11

7:18 pm - 8:16 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 58mnonstop

10:59 pm - 11:53 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 54mnonstop

$587Alaska Airlines

Thu, Oct 8 - Sun, Oct 11

2:17 pm - 3:14 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 57mnonstop

5:40 pm - 6:38 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 58mnonstop

$587Alaska Airlines

Thu, Oct 8 - Sun, Oct 11

5:16 am - 6:10 amBLI Bellingham-SEA Seattle/Tacoma Intl

0h 54mnonstop

5:40 pm - 6:38 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 58mnonstop

$587Alaska Airlines

Sat, Oct 10 - Sat, Oct 17

2:17 pm - 3:14 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 57mnonstop

5:58 pm - 10:35 pmSEA Seattle/Tacoma Intl-BLI Bellingham

4h 37m1 stop Portland

$592Alaska Airlines

Thu, Oct 8 - Sun, Oct 11

7:18 pm - 8:16 pmBLI Bellingham-SEA Seattle/Tacoma Intl

0h 58mnonstop

6:58 pm - 10:35 pmSEA Seattle/Tacoma Intl-BLI Bellingham

3h 37m1 stop Portland

$597Alaska Airlines

Sat, Oct 10 - Sat, Oct 17

5:16 am - 6:10 amBLI Bellingham-SEA Seattle/Tacoma Intl

0h 54mnonstop

5:40 pm - 6:38 pmSEA Seattle/Tacoma Intl-BLI Bellingham

0h 58mnonstop

$652American Airlines

Thu, Oct 8 - Sun, Oct 11

7:30 am - 9:48 amBLI Bellingham-SEA Seattle/Tacoma Intl

26h 18m1 stop Las Vegas Harry Reid Intl

9:16 pm - 12:10 pmSEA Seattle/Tacoma Intl-BLI Bellingham

14h 54m1 stop Las Vegas Harry Reid Intl

$766Multiple Airlines

Booking Insights

Price, demand and travel trends for Bellingham to Seattle flights

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

Prices

Airlines

How much is a round-trip flight from Bellingham to Seattle? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Bellingham to Seattle departing in february.
What's the cheapest day of the week to fly from Bellingham to Seattle?: Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Bellingham to Seattle. It’s 27% cheaper than the average day, while Sunday is the most expensive, with prices 102% higher.

Find deals

Expert advice

Our travel experts

Harriet Baskas

Expert on SEA

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Lucas Aykroyd

Expert on BLI

Lucas Aykroyd is an award-winning travel writer based in Vancouver (YVR). His favorite adventures include tracking polar bears in Nunavut and rafting over a waterfall in New Zealand. Lucas has written for the in-flight magazines of Delta, SAS, and Porter Airlines. He is also a National Geographic and Toronto Star contributor.

Low season	September
High season	June
Cheapest flight	$144

The most popular month to fly with an average 60% increase in travelers.

One-way flight from Bellingham to Seattle

When to book flights from Bellingham to Seattle

Are your dates flexible? Find out the best times to travel from Bellingham to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Verified travelerFlew with Alaska Airlines-Sep 2026

If you have no seat assigned get there super early and try to find out how they can support your connecting flight.

GregFlew with Alaska Airlines-Nov 2024

Now that Southwest doesn't fly in and out of Bellingham Washington there are no good options to Seattle. You're best off driving or getting a shuttle, it's much more likely you'll get to Seattle near the time you think you will. Flying is just not a dependable option anymore.

What are the earliest and latest flights from Bellingham to Seattle?
These are the earliest and latest flight times available from Bellingham to Seattle:

• Earliest: departs at 5:04 am and lands at 6:01 am
• Latest: departs at 7:31 pm and lands at 8:28 pm.

The flight takes about 57m.
What cabin classes can I book on flights from Bellingham to Seattle?
Only Economy Class is available on flights from Bellingham to Seattle.
How long is a flight from Bellingham to Seattle?
A nonstop flight from Bellingham to Seattle takes 57m, covering 93 miles.
Do I need a passport to fly from Bellingham to Seattle?
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 Bellingham to Seattle flight?
Round-trip flights from Bellingham to Seattle range from $217 to $447, with an average of $307 over the past 12 months. Anything below $217 counts as a good deal.
What is the standard checked-bag allowance on flights from Bellingham to Seattle?
There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $80–$80 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.
Which aircraft model is used most often on flights from Bellingham to Seattle?
The Embraer 175 family is used most often on this route, operated mainly by Alaska Airlines and Hawaiian Airlines. Other aircraft seen on the route include Embraer 170 variants.
How are flight departures from Bellingham to Seattle spread across the day?
Morning is the busiest departure period on Bellingham to Seattle flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 33%, and night flights for 0%.
Have flight prices from Bellingham to Seattle 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 $217 to $1,635. That means the highest observed fare was about 8x higher than the lowest one.
How are flight prices from Bellingham to Seattle looking right now?
One-way fares from Bellingham to Seattle are currently higher than usual. Average one-way flight prices are about $164, which is 7% above the typical average for this route.
What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?
Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

• Fox
• Europcar
• Thrifty
• Budget
• Dollar
Which airports can I use when flying from Bellingham to Seattle?
Flights from Bellingham to Seattle usually depart from Bellingham (BLI) and arrive at Seattle/Tacoma Intl (SEA).
Can I save money by using flexible dates for flights from Bellingham to Seattle?
Yes. Flexible dates can save you up to 64% on flights from Bellingham to Seattle. Thursday is the cheapest departure day at $227 round-trip on average, while Sunday is the most expensive at $622, a difference of $395.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What airlines fly from Bellingham to Seattle?
Only Alaska Airlines operates flights between Bellingham and Seattle.
What popular places can I visit in Seattle?
Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.
Which airlines offer extra legroom and free seat selection on Bellingham to Seattle flights?
Among airlines operating Bellingham to Seattle flights:

• Alaska Airlines: offers free seat selection
• American Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.
Which airlines include bags at no extra cost on Bellingham to Seattle flights?
Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag in Economy Class class
• American Airlines: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

If your dates are flexible, aim for a Thursday departure and avoid flying on Sunday. On this route, Thursday flights average $227, about $395 less than Sunday fares (64% savings) based on the last 12 months.
If you can choose when to travel, plan your Bellingham to Seattle trip for November. Fares historically average $157 round-trip in that month - typically $361 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

• Seattle Airport Marriott
• Coast Gateway Hotel
• Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

Direct departures

Bellingham to Seattle/Tacoma Intl

Monday

Alaska Airlines

Tuesday

Alaska Airlines

Wednesday

Alaska Airlines

Thursday

Alaska Airlines

Friday

Alaska Airlines

Saturday

Alaska Airlines

Sunday

Alaska Airlines

See more direct flights

Direct returns

Seattle/Tacoma Intl to Bellingham

Monday

Alaska Airlines

Tuesday

Alaska Airlines

Wednesday

Alaska Airlines

Thursday

Alaska Airlines

Friday

Alaska Airlines

Saturday

Alaska Airlines

Sunday

Alaska Airlines

See more direct flights

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

Car rentals in Seattle

Hotels in Seattle

Vacations in Seattle

BLI - SEA

$143 Find Cheap Flights from Bellingham to Seattle - Compare and Save

Everything you should know

Cheap Flights from Bellingham to Seattle (BLI-SEA)

Recent round-trip flight deals from Bellingham to Seattle

Recent one-way flight deals from Bellingham to Seattle

Recent last minute flight deals from Bellingham to Seattle

Recent direct flight deals from Bellingham to Seattle

Price, demand and travel trends for Bellingham to Seattle flights

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

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

Which airline is the cheapest to fly from Bellingham to Seattle?

Which airline offers the most nonstop flights between Bellingham and Seattle?

How many nonstop flights run daily between Bellingham and Seattle?

What time of day do most flights depart from Bellingham to Seattle?

Expert advice for your flight from Bellingham to Seattle

Key details for Bellingham to Seattle flights

Low season

High season

Cheapest flight

When to book flights from Bellingham to Seattle

Flights from Bellingham to Seattle: the best tips from KAYAK users' own experiences

Your Bellingham to Seattle flight questions, answered

Your guide to booking Bellingham to Seattle flights

Prefer to fly direct from Bellingham to Seattle?

More options for your flight from Bellingham to Seattle

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

Information on your arrival and departure airports

Cabin class types available on flights from Bellingham to Seattle

Find direct flights to and from Bellingham and Seattle

Flights from domestic origins to Seattle

Flights to other popular destinations

Find deals for your return flight