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$296+ Cheap flights from Boston to Duluth (BOS - DLH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DLH
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Boston to Duluth

Cheapest flights from Boston to Duluth
Explore the most affordable flight options available from Boston to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:50 am
BOS
-
DLH
1 stop6h 40m
Delta
Thu 2/264:15 pm
DLH
-
BOS
1 stop6h 35m
Delta
Deal found 1/25$296
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:40 am
BOS
-
DLH
1 stop6h 17m
Delta
Sat 6/64:20 pm
DLH
-
BOS
1 stop6h 32m
Delta
Deal found 1/27$300
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:00 am
BOS
-
DLH
1 stop5h 43m
United Airlines
Tue 2/1711:20 am
DLH
-
BOS
1 stop4h 59m
United Airlines
Deal found 1/25$315
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/75:50 am
BOS
-
DLH
1 stop6h 21m
Delta
Tue 2/104:24 pm
DLH
-
BOS
1 stop6h 28m
Delta
Deal found 1/26$381
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:50 am
BOS
-
DLH
1 stop7h 06m
Delta
Mon 3/164:32 pm
DLH
-
BOS
1 stop6h 17m
Delta
Deal found 1/25$394
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/292:20 pm
BOS
-
DLH
2 stops8h 39m
United Airlines
Sat 1/313:05 pm
DLH
-
BOS
1 stop5h 33m
United Airlines
Deal found 1/25$414
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/74:49 pm
BOS
-
DLH
1 stop6h 10m
United Airlines
Tue 2/103:05 pm
DLH
-
BOS
1 stop5h 33m
United Airlines
Deal found 1/26$423

Find flight deals from Boston to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Duluth (DLH). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Delta)

Popular in

April

Cheapest in

January

Average price

$302
Provider with most accurate pricing for Boston Logan Intl-Duluth Intl flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Duluth Intl flights.
Search Deals
From Boston Logan Intl to Duluth Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Duluth 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 January 27, 2026.
Use the filters below to find and compare flights from Boston to Duluth that are best for you.

Fly from

Boston

Fly to

Duluth

Route

Depart

Return

Price

BostonDuluth

BOS - DLH

BOSDLH

Boston Logan Intl

Sat 2/7

5:50 am-11:11 am

1 stop6h 21m

Duluth Intl

Tue 2/10

4:24 pm-11:52 pm

1 stop6h 28m

$381

BostonDuluth

BOS - DLH

BOSDLH

Boston Logan Intl

Thu 2/19

6:00 am-10:43 am

1 stop5h 43m

Duluth Intl

Thu 2/26

11:20 am-9:51 pm

2 stops9h 31m

$419

BostonDuluth

BOS - DLH

BOSDLH

Boston Logan Intl

Sat 2/7

4:49 pm-9:59 pm

1 stop6h 10m

Duluth Intl

Tue 2/10

3:05 pm-9:38 pm

1 stop5h 33m

$423

BostonDuluth

BOS - DLH

BOSDLH

Boston Logan Intl

Mon 2/23

6:00 am-10:43 am

1 stop5h 43m

Duluth Intl

Fri 2/27

11:20 am-10:36 am

2 stops22h 16m

$447

BostonDuluth

BOS - DLH

BOSDLH

Boston Logan Intl

Sun 6/28

6:00 am-10:44 am

1 stop5h 44m

$699

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Compare providers for flights from Boston to Duluth

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 Boston to Duluth in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Boston-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Duluth 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 Boston-Duluth 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 Boston to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Boston 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Duluth

What is the cheapest month to book a flight from Boston to Duluth?

Currently, November is the cheapest month in which you can book a flight from Boston to Duluth (average of $248). Flying from Boston to Duluth in February is currently the most expensive (average of $504). 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.

How much does it cost to fly round-trip from Boston to Duluth?

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. 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 Duluth. Reviews last updated January 27, 2026.
Get a feel of what it's like to fly with Delta and United Airlines from Boston to Duluth by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,119 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Delta
7.9
Good
8,119 reviews
Delta
7.9
Good
8,119 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
United Airlines
7.4
Good
9,205 reviews
Delta
7.9
Good
8,119 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up

Related info for your journey

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

  • How long is the flight from Boston to Duluth?

    Airlines like Delta and United Airlines fly from Boston to Duluth in about 5h 43m. The time it takes to get you to your destination can typically vary by up to 38m. The distance from Boston to Duluth is about 1083 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to Duluth round-trip?

    According to our current data, Delta ($248), and United Airlines ($369) offers the cheapest pricing from Boston to Duluth. You may be able to fly from Boston to Duluth for 52% less than the average price by searching for these airlines.

  • Can I find deals for flights from Boston to Duluth that include hotel bookings?

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

  • How can I find direct flights from Boston to Duluth?

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

  • Can I find deals for business class flights from Boston to Duluth?

    Yes. Cheapflights offers flight deals from Boston to Duluth 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 Boston to Duluth?

    Currently, November is the cheapest month in which you can book a flight from Boston to Duluth (average of $248). Flying from Boston to Duluth in February is currently the most expensive (average of $504). 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.

See more FAQs

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior

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Top 2 airlines flying from Boston to Duluth

Discover the top 2 airlines that operate flights from Boston to Duluth. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$548FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$369Average$625FlexibilityNo cancel feeOn-time69%

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