$513 Cheap Flights from Bellingham (BLI) to Duluth (DLH)

View $513 flight on Sat, Jun 7, 2025Opens in a new window

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Cheap Flights from Bellingham to Duluth (BLI-DLH)

Prices were available within the past 7 days and start at $513 for one-way flights and $1,025 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, May 31 - Tue, Jun 17
BLI
Bellingham
DLH
Duluth
$1,025 Roundtrip, found 3 days ago
$1,025
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, May 31 from Bellingham to Duluth, returning Tue, Jun 17, priced at $1,025 found 3 days ago
Hawaiian Airlines
Tue, May 20 - Wed, Jun 4
BLI
Bellingham
DLH
Duluth
$1,040 Roundtrip, found 3 days ago
$1,040
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, May 20 from Bellingham to Duluth, returning Wed, Jun 4, priced at $1,040 found 3 days ago
Hawaiian Airlines
Sun, May 18 - Wed, Jun 4
BLI
Bellingham
DLH
Duluth
$1,045 Roundtrip, found 3 days ago
$1,045
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sun, May 18 from Bellingham to Duluth, returning Wed, Jun 4, priced at $1,045 found 3 days ago
Hawaiian Airlines
Sat, Jun 21 - Fri, Jul 4
BLI
Bellingham
DLH
Duluth
$1,055 Roundtrip, found 3 days ago
$1,055
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, Jun 21 from Bellingham to Duluth, returning Fri, Jul 4, priced at $1,055 found 3 days ago
Hawaiian Airlines
Sat, Jun 21 - Thu, Jul 10
BLI
Bellingham
DLH
Duluth
$1,085 Roundtrip, found 3 days ago
$1,085
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, Jun 21 from Bellingham to Duluth, returning Thu, Jul 10, priced at $1,085 found 3 days ago
Alaska Airlines
Tue, May 20 - Sat, May 31
BLI
Bellingham
DLH
Duluth
$1,099 Roundtrip, found 3 days ago
$1,099
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, May 20 from Bellingham to Duluth, returning Sat, May 31, priced at $1,099 found 3 days ago
Hawaiian Airlines
Mon, May 26 - Sat, Jun 7
BLI
Bellingham
DLH
Duluth
$1,104 Roundtrip, found 3 days ago
$1,104
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Mon, May 26 from Bellingham to Duluth, returning Sat, Jun 7, priced at $1,104 found 3 days ago
Hawaiian Airlines
Tue, Jul 1 - Fri, Jul 11
BLI
Bellingham
DLH
Duluth
$1,105 Roundtrip, found 3 days ago
$1,105
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, Jul 1 from Bellingham to Duluth, returning Fri, Jul 11, priced at $1,105 found 3 days ago
Alaska Airlines
Tue, Jun 3 - Tue, Jun 17
BLI
Bellingham
DLH
Duluth
$1,114 Roundtrip, found 3 days ago
$1,114
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Jun 3 from Bellingham to Duluth, returning Tue, Jun 17, priced at $1,114 found 3 days ago
Alaska Airlines
Mon, May 19 - Sat, May 31
BLI
Bellingham
DLH
Duluth
$1,134 Roundtrip, found 3 days ago
$1,134
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, May 19 from Bellingham to Duluth, returning Sat, May 31, priced at $1,134 found 3 days ago
Flights from Bellingham (BLI) to Duluth (DLH)
Origin airport
Bellingham Intl.
Destination airport
Duluth Intl.
Roundtrip price
$1,024
Distance
1405 mi

Bellingham to Duluth Flights

The cheapest times to fly from Bellingham to Duluth

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bellingham to Duluth are during the month of May. You can find some of the cheapest flights from Bellingham to Duluth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bellingham to Duluth

Sunday is one of the best days to book for cheap flights from Bellingham to Duluth: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bellingham to Duluth

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bellingham to Duluth in 2025. You can also book with separate airlines for your outbound and return journeys, from $513 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bellingham to Duluth flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bellingham to Duluth airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Bellingham Intl. Airport (BLI) to Duluth Intl. Airport (DLH) cost?
Discover the latest flight deals from BLI to DLH by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BLI to DLH?
The cheapest flights from BLI to DLH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BLI to DLH?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from BLI to DLH. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Bellingham Intl. Airport (BLI) to Duluth Intl. Airport (DLH)?
You’ll need to book a flight with a layover when traveling from Bellingham Intl. Airport (BLI) to Duluth Intl. Airport (DLH). Direct flights don’t operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from BLI to DLH?
You’ll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bellingham Intl. Airport (BLI) to Duluth Intl. Airport (DLH)?
To avoid potential delays on the Bellingham Intl. Airport (BLI) to Duluth Intl. Airport (DLH) route, aim to travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Bellingham Intl. Airport (BLI) to Duluth Intl. Airport (DLH) last-minute?
Last-minute fares from BLI to DLH are usually more expensive. For the best rates, start looking for flights as early as possible. That being said, if your travel plans are flexible, you may score a cheap fare just before your departure.
Is it cheaper to book a BLI to DLH flight and hotel package?
Compared with arranging hotels and flights separately, booking a BLI to DLH flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Bellingham Intl. Airport (BLI) to Duluth Intl. Airport (DLH)?
In most cases, you can modify or cancel your BLI to DLH flight. However, additional fees may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline’s fees and policies on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.