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$586+ Cheap flights from Duluth to Baltimore (DLH - BWI)

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — BWI
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Duluth to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Baltimore (BWI). 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 July 29, 2025.

Round-trip from

$586
(Delta)

Popular in

October

Cheapest in

July

Average price

$150
From Duluth Intl to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($198 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Duluth to Baltimore

Cheapest flights from Duluth to Baltimore
Explore the most affordable flight options available from Duluth to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Delta deal was found by Cheapflights users on 7/28. 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 8/185:10 amDLH - BWI
1 stop4h 35mDelta
Fri 8/226:15 amBWI - DLH
1 stop5h 00mDelta
Deal found 7/28$586
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 8/13:03 pmDLH - BWI
1 stop5h 39mUnited Airlines
Sun 8/36:15 amBWI - DLH
1 stop5h 36mUnited Airlines
Deal found 7/28$784

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to Baltimore 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 July 29, 2025.
Use the filters below to find and compare flights from Duluth to Baltimore that are best for you.

Fly from

Duluth

Fly to

Baltimore

Route

Depart

Return

Price

DuluthBaltimore

DLH - BWI

DLHBWI

Duluth Intl

Mon 8/18

5:10 am-10:45 am

1 stop4h 35m

Baltimore/Washington

Fri 8/22

6:15 am-10:15 am

1 stop5h 00m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Duluth to Baltimore

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

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

Currently, August is the cheapest month in which you can book a flight from Duluth to Baltimore (average of $241). Flying from Duluth to Baltimore in March is currently the most expensive (average of $290). 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.

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Delta from Duluth to Baltimore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What is the cheapest airline to fly from Duluth to Baltimore round-trip?

    Currently priced at $586, Delta will fly you from Duluth to Baltimore and back. In addition to Delta, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Duluth to Baltimore (average of $241). Flying from Duluth to Baltimore in March is currently the most expensive (average of $290). 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

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Top airline flying from Duluth to Baltimore

Discover the top airline that operate flights from Duluth to Baltimore. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$378FlexibilityNo cancel feeOn-timeN/A

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