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$59+ Cheap flights from Bellingham to Seattle (BLI - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — SEA
Dec 28 — Jan 41
Sat 12/28
Sat 1/4
1 adult, Economy
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Cheap flight deals from Bellingham to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to Seattle (SEA). 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 December 23, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$137
(Alaska Airlines)

One-way from

$59
(Alaska Airlines)

Popular in

December

Cheapest in

March

Average price

$358
Provider with most accurate pricing for Bellingham-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Bellingham-Seattle/Tacoma Intl flights.
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From Bellingham to Seattle/Tacoma Intl
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One-way flight from Bellingham to Seattle/Tacoma Intl
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High demand for flights, 14% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Bellingham to Seattle

Best flights from Bellingham to Seattle
Discover carefully curated flight deals from Bellingham to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2024.

This Alaska Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/206:10 pmBLI - SEA
Nonstop0h 50mAlaska Airlines
Mon 1/2711:08 pmSEA - BLI
Nonstop0h 51mAlaska Airlines
Deal found 12/21$137
This Mytrip deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/63:29 pmBLI - SEA
3 stops32h 41mMultiple Airlines
Fri 1/105:45 amSEA - BLI
1 stop10h 46mMultiple Airlines
Deal found 12/22$306

Find flights from Bellingham to Seattle within your budget

Customize your flight search to find flights from Bellingham to Seattle 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 2,558,603 searches. Data last updated December 23, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BellinghamSeattle

BLI - SEA

BLISEA

Bellingham

Mon 1/20

6:10 pm-7:00 pm

Nonstop0h 50m

Seattle/Tacoma Intl

Mon 1/27

11:08 pm-11:59 pm

Nonstop0h 51m

$137

BellinghamSeattle

BLI - SEA

BLISEA

Bellingham

Mon 1/6

3:29 pm-12:10 am

3 stops32h 41m

Seattle/Tacoma Intl

Fri 1/10

5:45 am-4:31 pm

1 stop10h 46m

$306

BellinghamSeattle

BLI - SEA

BLISEA

Bellingham

Wed 2/5

12:58 pm-1:46 pm

Nonstop0h 48m

$59

BellinghamSeattle

BLI - SEA

BLISEA

Bellingham

Fri 1/10

5:19 am-6:10 am

Nonstop0h 51m

$150

BellinghamSeattle

BLI - SEA

BLISEA

Bellingham

Fri 1/10

10:00 am-12:19 am

1 stop14h 19m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Compare providers for flights from Bellingham to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bellingham to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bellingham-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bellingham-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bellingham-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bellingham-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bellingham-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Bellingham to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Bellingham 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.

Travel insights for flights from Bellingham to Seattle

Get recent, data-driven insights about flights from Bellingham to Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Bellingham to Seattle?

Currently, January is the cheapest month in which you can book a flight from Bellingham to Seattle (average of $238). Flying from Bellingham to Seattle in July is currently the most expensive (average of $411). 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.

What is the cheapest time of day to fly from BLI to SEA?

Find hourly flight availability from Bellingham to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2024.

When flying from Bellingham to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 15% versus a flight in the morning.

Weekly flight availability from Bellingham to Seattle

Explore weekly flight availability from Bellingham to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 23, 2024.

The most flights from BLI to SEA are scheduled on a Saturday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated December 23, 2024.
Alaska Airlines
8.0
Very good
9,549 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.2

Crew

8.5

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

Alaska Airlines
8.0
Very good
9,549 reviews
Alaska Airlines
8.0
Very good
9,549 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.2

Crew

8.5

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,549 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.2

Crew

8.5

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

Related info for your journey

Find useful and relevant information for your journey from Bellingham to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    You will need to book a flight from Bellingham to Seattle/Tacoma Intl if you want to fly from Bellingham to Seattle. At least 1 airline has flights from Bellingham (BLI) to Seattle/Tacoma Intl (SEA) on a regular basis. There are 8 flights to Seattle from the Bellingham airport per day. If you manage to book one that is nonstop, then you can expect the flight time from BLI to SEA to be around 0h 43m.

  • How popular is this Bellingham to Seattle flight route?

    The Bellingham to Seattle/Tacoma Intl flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What is the cheapest airline to fly from Bellingham to Seattle round-trip?

    Our cheapest airline available from Bellingham to Seattle is Alaska Airlines. Our recent data shows that you can find tickets from as low as $137 on this airline. You may be able to fly from Bellingham to Seattle for 48% less than the average price by searching for this airline.

  • What are the most reliable airlines from Bellingham to Seattle?

    The top 3 most reliable airlines when flying from Bellingham to Seattle are Japan Airlines (82%), American Airlines (82%) and Qatar Airways (81%).

  • What are the cheapest flights from Bellingham to Seattle?

    Looking at all options, your cheapest flight can be booked for $191. While the most popular route (Bellingham - Seattle/Tacoma Intl) can be booked for $137 on average our data indicates $511 when flying from Bellingham to Seattle.

  • Can I find deals for flights from Bellingham to Seattle that include hotel bookings?

    Yes. In addition to deals on Bellingham to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bellingham to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bellingham to Seattle.

  • Can I find deals for business class flights from Bellingham to Seattle?

    Yes. Cheapflights offers flight deals from Bellingham to Seattle 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 Bellingham to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Bellingham to Seattle (average of $238). Flying from Bellingham to Seattle in July is currently the most expensive (average of $411). 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.

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Top airline flying from Bellingham to Seattle

Discover the top airline that operate flights from Bellingham to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$158Average$307FlexibilityNo cancel feeOn-time75%
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