
Bellingham International Airport (BLI), located in Bellingham, Washington, serves as a convenient gateway for travelers in the Pacific Northwest, particularly those in Whatcom County and surrounding areas. The airport primarily caters to passengers seeking affordable flights to popular destinations, with Allegiant Air being the main commercial airline operating out of Bellingham. Allegiant offers nonstop flights to several cities across the United States, including Las Vegas, Los Angeles, Phoenix, and seasonal destinations like Palm Springs and San Diego. Additionally, Bellingham Airport is a hub for general aviation, private charters, and cargo operations, making it a versatile facility that supports both leisure and business travel needs in the region.
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What You'll Learn

Major airlines serving Bellingham Airport
Bellingham International Airport (BLI), located in Bellingham, Washington, serves as a convenient gateway for travelers in the Pacific Northwest. While it is a smaller airport compared to major hubs like Seattle-Tacoma International Airport (SEA), Bellingham Airport offers a range of domestic flights, primarily through a select number of airlines. Among the major airlines serving Bellingham Airport, Alaska Airlines stands out as the primary carrier. Alaska Airlines operates multiple daily flights from Bellingham to key destinations such as Seattle (SEA), San Diego (SAN), Las Vegas (LAS), and Phoenix (PHX). These routes cater to both leisure and business travelers, providing efficient connections to larger hubs and popular vacation spots. Alaska Airlines’ presence at Bellingham Airport is significant, as it accounts for the majority of the airport’s flight operations, making it the go-to airline for most passengers departing from BLI.
Another major airline serving Bellingham Airport is Allegiant Air, a low-cost carrier known for its focus on leisure travel. Allegiant Air offers seasonal and year-round flights from Bellingham to destinations like Las Vegas (LAS), Phoenix (PHX), and Palm Springs (PSP). These routes are particularly popular during the winter months, as they provide affordable options for travelers seeking warmer climates. Allegiant Air’s service complements Alaska Airlines’ offerings by targeting budget-conscious passengers and specific seasonal travel demands. While Allegiant Air operates fewer flights compared to Alaska Airlines, its presence adds diversity to the airport’s route network.
In addition to Alaska Airlines and Allegiant Air, Southwest Airlines has also begun serving Bellingham Airport in recent years, further expanding the options for travelers. Southwest offers flights to destinations such as Oakland (OAK) and Las Vegas (LAS), leveraging its reputation for no-fee baggage policies and customer-friendly service. The introduction of Southwest Airlines to Bellingham Airport has been welcomed by local travelers, as it increases competition and provides additional flexibility in scheduling and pricing. Southwest’s entry into the market underscores Bellingham Airport’s growing importance as a regional travel hub.
While these three airlines—Alaska Airlines, Allegiant Air, and Southwest Airlines—are the major carriers operating out of Bellingham Airport, it’s worth noting that the airport also sees occasional charter flights and services from smaller airlines. However, for regular, scheduled commercial flights, these major airlines dominate the landscape. Travelers departing from Bellingham Airport can expect a mix of convenience, affordability, and variety, thanks to the services provided by these carriers. For the most up-to-date information on routes and schedules, passengers are encouraged to check directly with the airlines or the Bellingham Airport website.
In summary, Bellingham Airport is primarily served by Alaska Airlines, Allegiant Air, and Southwest Airlines, each offering distinct advantages to travelers. Alaska Airlines leads with its extensive flight network and frequent departures, while Allegiant Air caters to budget travelers with seasonal routes. Southwest Airlines, though a more recent addition, has quickly established itself as a competitive option. Together, these airlines ensure that Bellingham Airport remains a viable and attractive choice for passengers in the Pacific Northwest.
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Popular domestic flight destinations from Bellingham
Bellingham International Airport (BLI) in Washington State serves as a convenient gateway for travelers seeking both domestic and international flights. When it comes to popular domestic flight destinations from Bellingham, several routes stand out due to their frequency, affordability, and appeal to a wide range of travelers. One of the most sought-after destinations is Las Vegas (LAS), Nevada. Allegiant Air offers direct flights to Las Vegas, making it an attractive option for those looking to enjoy the city’s entertainment, casinos, and vibrant nightlife. The flight duration is approximately 2.5 hours, providing a quick escape for weekend getaways or extended vacations.
Another popular domestic destination from Bellingham is Phoenix (PHX), Arizona. Allegiant Air also operates direct flights to Phoenix, catering to travelers seeking warmer climates, outdoor adventures, or visits to family and friends. Phoenix serves as a hub for exploring the Southwest, with easy access to destinations like Sedona, the Grand Canyon, and Scottsdale. The flight time is roughly 3 hours, making it a feasible option for both leisure and business travelers.
For those looking to explore the Pacific Northwest, Seattle (SEA), Washington, is a frequently flown route from Bellingham. While the drive between Bellingham and Seattle is relatively short, flights are available for those who prefer a quicker or more convenient option. Alaska Airlines offers this route, connecting travelers to Seattle’s tech hubs, cultural attractions, and its role as a gateway to other domestic and international destinations. The flight is under an hour, making it ideal for day trips or connecting flights.
Palm Springs (PSP), California, is another favored domestic destination from Bellingham, particularly during the winter months. Allegiant Air provides direct flights to this desert oasis, known for its golf courses, mid-century modern architecture, and proximity to Joshua Tree National Park. The flight time is approximately 3 hours, offering a straightforward way to escape the Pacific Northwest’s rainy season for sunny skies and warm temperatures.
Lastly, San Diego (SAN), California, has gained popularity among Bellingham travelers seeking a coastal getaway. With direct flights available, San Diego appeals to those interested in its beaches, historic sites like the USS Midway Museum, and family-friendly attractions such as the San Diego Zoo. The flight duration is around 3 hours, making it accessible for both short and long trips. These domestic destinations highlight Bellingham Airport’s role in connecting travelers to diverse and desirable locations across the United States.
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International flights available at Bellingham Airport
Bellingham International Airport (BLI), located in Bellingham, Washington, primarily serves domestic flights within the United States. However, it also offers convenient international flight options through connecting services provided by its major airlines. While Bellingham Airport itself does not have direct international flights, travelers can easily access international destinations via connecting hubs served by its primary carriers: Alaska Airlines and Allegiant Air. These airlines provide seamless connections to international flights through their partner networks, making Bellingham Airport a practical starting point for global travel.
For international travel, Alaska Airlines is a key player at Bellingham Airport. Alaska Airlines operates flights to major hubs such as Seattle-Tacoma International Airport (SEA), which is a gateway to numerous international destinations. From Seattle, travelers can connect to flights heading to Canada, Mexico, Central America, Europe, and Asia. Popular international destinations accessible via Alaska Airlines include Vancouver, Calgary, and Toronto in Canada, as well as cities like Tokyo, Seoul, and London through its partnerships with global carriers like American Airlines and British Airways.
Allegiant Air, another major airline at Bellingham Airport, focuses primarily on domestic routes but also connects passengers to international destinations through its hub in Las Vegas (LAS). From Las Vegas, travelers can access international flights to Mexico and other destinations via partner airlines. While Allegiant Air itself does not operate international flights, its strategic connections make it possible for Bellingham Airport passengers to reach international locations with relative ease.
To plan international travel from Bellingham Airport, passengers should book itineraries that include a connection at a major hub served by Alaska Airlines or Allegiant Air. It is recommended to allow sufficient layover time to ensure a smooth transition between domestic and international flights. Additionally, travelers should verify visa requirements and customs procedures for their final destination, as these vary by country.
In summary, while Bellingham Airport does not offer direct international flights, its partnerships with Alaska Airlines and Allegiant Air provide efficient access to global destinations. By connecting through hubs like Seattle or Las Vegas, passengers can reach international locations across Canada, Mexico, Europe, Asia, and beyond. This makes Bellingham Airport a convenient starting point for both domestic and international travel.
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Seasonal flight schedules and routes
Bellingham International Airport (BLI) in Washington State serves as a convenient gateway for travelers, particularly those in the Pacific Northwest. Several airlines operate out of Bellingham, offering both year-round and seasonal flight schedules to accommodate varying travel demands. Among the airlines serving Bellingham are Alaska Airlines, Allegiant Air, and Southwest Airlines, each with its own unique seasonal routes and schedules. Understanding these seasonal variations is crucial for travelers looking to plan their trips efficiently.
Alaska Airlines is a major player at Bellingham Airport, providing seasonal flights to popular destinations such as Las Vegas (LAS), Los Angeles (LAX), and Phoenix (PHX). During the winter months, Alaska Airlines often increases its flight frequency to warmer destinations like Palm Springs (PSP) and San Diego (SAN), catering to travelers seeking sun and leisure. Conversely, summer schedules may emphasize routes to cooler locales, such as Anchorage (ANC) or Portland (PDX), reflecting seasonal travel trends. Passengers are advised to check Alaska Airlines’ website for specific seasonal schedules, as they are subject to change based on demand.
Allegiant Air focuses on leisure travel, offering seasonal routes from Bellingham to vacation hotspots like Phoenix-Mesa Gateway Airport (AZA) and Las Vegas (LAS). These flights are particularly popular during holiday seasons, such as spring break and winter holidays, when demand for affordable travel to warm destinations spikes. Allegiant’s schedule is highly dynamic, with routes added or removed based on seasonal demand. For instance, flights to Palm Springs (PSP) may be available during the winter months but suspended during the summer. Travelers should monitor Allegiant’s website for updates on seasonal routes and schedules.
Southwest Airlines has also expanded its presence at Bellingham Airport, offering seasonal flights to destinations like Oakland (OAK) and Denver (DEN). These routes are often adjusted to align with peak travel seasons, such as summer vacations and holiday periods. For example, Southwest may increase flights to Denver during the winter to cater to skiers and snowboarders heading to Colorado’s mountain resorts. Similarly, summer schedules might prioritize routes to California for travelers seeking coastal getaways. Southwest’s flexible scheduling and frequent sales make it a popular choice for seasonal travelers.
In addition to these airlines, Bellingham Airport occasionally hosts charter flights during peak seasons, particularly for group travel or special events. These charters may include destinations like Hawaii or Mexico during the winter months, providing travelers with unique seasonal options. It’s important for passengers to book these flights well in advance, as availability is limited and demand is high. Overall, Bellingham Airport’s seasonal flight schedules and routes are designed to meet the diverse needs of travelers throughout the year, offering both convenience and variety.
To make the most of seasonal flights from Bellingham Airport, travelers should plan ahead by researching schedules, signing up for airline alerts, and booking early to secure the best fares. Each airline’s seasonal routes are tailored to reflect travel trends, ensuring that passengers have access to the destinations they want, when they want them. Whether it’s a winter escape to the sun or a summer adventure to the mountains, Bellingham Airport’s seasonal offerings provide ample opportunities for memorable travel experiences.
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Passenger traffic trends at Bellingham Airport
Bellingham International Airport (BLI), located in Bellingham, Washington, has seen notable passenger traffic trends in recent years, influenced by its strategic location near the Canadian border and its role as an alternative to busier airports like Seattle-Tacoma International Airport (SEA). The airport primarily serves travelers from northwest Washington and southwest British Columbia, offering a convenient option for both domestic and international passengers. According to the airport’s data, passenger traffic has fluctuated based on seasonal demand, airline routes, and economic factors. Alaska Airlines, the primary carrier at BLI, operates the majority of flights, connecting Bellingham to key hubs like Seattle, Las Vegas, and Phoenix. This has made BLI a popular choice for leisure travelers seeking affordable flights to popular destinations.
One significant trend at Bellingham Airport is the steady growth in passenger numbers during peak travel seasons, particularly summer and holidays. This is largely due to the airport’s proximity to recreational areas like Mount Baker and the San Juan Islands, attracting tourists from Canada and the U.S. Additionally, Canadian travelers frequently use BLI as a cost-effective alternative to Vancouver International Airport (YVR), driving cross-border traffic. However, passenger numbers tend to dip during winter months, except for holiday periods, reflecting seasonal travel patterns. The airport’s smaller size and fewer crowds also appeal to travelers seeking a more convenient and stress-free experience compared to larger airports.
Another trend is the impact of airline route adjustments on passenger traffic. Alaska Airlines’ decision to expand or reduce service to Bellingham has directly influenced the airport’s traffic. For instance, the introduction of new routes or increased flight frequencies has historically led to spikes in passenger numbers. Conversely, route cancellations or reductions, often due to economic conditions or fuel prices, have resulted in declines. Despite these fluctuations, BLI has maintained a steady overall growth trajectory, supported by its reputation as a budget-friendly travel option.
The COVID-19 pandemic significantly disrupted passenger traffic trends at Bellingham Airport, as it did globally. Travel restrictions, health concerns, and reduced airline operations led to a sharp decline in passenger numbers in 2020 and early 2021. However, BLI has shown resilience, with traffic rebounding as restrictions eased and traveler confidence returned. By 2023, passenger numbers had nearly recovered to pre-pandemic levels, driven by pent-up demand for travel and Alaska Airlines’ restored flight schedules. This recovery highlights the airport’s importance as a regional travel hub.
Looking ahead, passenger traffic trends at Bellingham Airport are expected to remain positive, supported by ongoing airline partnerships and the airport’s focus on enhancing traveler experience. Plans for infrastructure improvements, such as terminal expansions and increased parking capacity, aim to accommodate growing demand. Additionally, the airport’s ability to attract budget-conscious travelers and its strategic location will likely sustain its appeal. As airlines continue to optimize routes and respond to market dynamics, Bellingham Airport is poised to play a vital role in the region’s aviation landscape, catering to both domestic and cross-border passengers.
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Frequently asked questions
Bellingham Airport (BLI) is primarily served by Allegiant Air, offering flights to several destinations across the United States.
Popular destinations from Bellingham Airport include Las Vegas, Phoenix, Palm Springs, and other seasonal routes operated by Allegiant Air.
No, Bellingham Airport currently does not offer international flights; it serves domestic destinations within the United States.
Bellingham Airport is mainly served by Allegiant Air, a low-cost carrier, and does not have service from major airlines like Delta, United, or American.
No, there are no direct flights from Bellingham Airport to Seattle. Travelers typically drive or use other transportation options for this route.








































