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$257+ Cheap flights from Raleigh to Duluth (RDU - DLH)

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — DLH
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Raleigh to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 July 1, 2025.

Round-trip from

$270
(Delta)

One-way from

$257
(Delta)

Popular in

April

Cheapest in

November

Average price

$473
From Raleigh-Durham to Duluth Intl
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One-way flight from Raleigh-Durham to Duluth Intl
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Highest demand for flights based on searches. 15% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Raleigh to Duluth

Cheapest flights from Raleigh to Duluth
Explore the most affordable flight options available from Raleigh to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Delta deal was found by Cheapflights users on 6/29. 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.
Wed 8/136:00 amRDU - DLH
1 stop5h 13mDelta
Wed 8/207:50 amDLH - RDU
1 stop5h 30mDelta
Deal found 6/29$270
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Mon 7/141:28 pmRDU - DLH
1 stop5h 05mUnited Airlines
Sun 9/218:00 amDLH - RDU
2 stops8h 05mUnited Airlines
Deal found 6/30$408

Cheapflights Fare Finder

Customize your flight search to find flights from Raleigh 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 July 1, 2025.
Use the filters below to find and compare flights from Raleigh to Duluth that are best for you.

Fly from

Raleigh

Fly to

Duluth

Route

Depart

Return

Price

RaleighDuluth

RDU - DLH

RDUDLH

Raleigh-Durham

Wed 8/13

6:00 am-10:13 am

1 stop5h 13m

Duluth Intl

Wed 8/20

7:50 am-2:20 pm

1 stop5h 30m

$270

RaleighDuluth

RDU - DLH

RDUDLH

Raleigh-Durham

Mon 7/14

1:28 pm-5:33 pm

1 stop5h 05m

Duluth Intl

Sun 9/21

8:00 am-5:05 pm

2 stops8h 05m

$408

RaleighDuluth

RDU - DLH

RDUDLH

Raleigh-Durham

Sat 8/2

7:00 am-10:44 pm

2 stops16h 44m

$257

RaleighDuluth

RDU - DLH

RDUDLH

Raleigh-Durham

Sat 8/2

7:52 pm-2:28 pm

3 stops19h 36m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Raleigh to Duluth

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

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

Currently, January is the cheapest month in which you can book a flight from Raleigh to Duluth (average of $335). Flying from Raleigh to Duluth in June is currently the most expensive (average of $475). 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 Raleigh 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 July 1, 2025.
See what other customers who have flown with Delta and United Airlines from Raleigh to Duluth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,974 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.
Delta
8.0
Very good
7,974 reviews
Delta
8.0
Very good
7,974 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.
United Airlines
7.4
Good
8,858 reviews
Delta
8.0
Very good
7,974 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.

Related info for your journey

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

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

    According to our current data, Delta ($270), and United Airlines ($408) offers the cheapest pricing from Raleigh to Duluth. Users have found that Delta is 29% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Raleigh to Duluth (average of $335). Flying from Raleigh to Duluth in June is currently the most expensive (average of $475). 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 Raleigh?

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

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Top 2 airlines flying from Raleigh to Duluth

Discover the top 2 airlines that operate flights from Raleigh 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$391FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$341FlexibilityNo cancel feeOn-timeN/A

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