$69 Cheap Flights from Raleigh (RDU) to Duluth (DLH)

View $69 flight on Mon, Nov 24, 2025Opens in a new window

Popular airlines from Raleigh-Durham International Airport (RDU) to Duluth, MN (DLH-Duluth Intl.)

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Cheap Flights from Raleigh to Duluth (RDU-DLH)

Prices were available within the past 7 days and start at $69 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Mar 2 - Wed, Mar 11
RDU
Raleigh
DLH
Duluth
$248 Roundtrip, found 14 hours ago
$248
Roundtrip
found 14 hours ago
Select Delta flight, departing Mon, Mar 2 from Raleigh to Duluth, returning Wed, Mar 11, priced at $248 found 14 hours ago
United
Thu, Dec 4 - Sat, Dec 6
RDU
Raleigh
DLH
Duluth
$254 Roundtrip, found 3 days ago
$254
Roundtrip
found 3 days ago
Select United flight, departing Thu, Dec 4 from Raleigh to Duluth, returning Sat, Dec 6, priced at $254 found 3 days ago
United
Thu, Dec 4 - Sat, Dec 6
RDU
Raleigh
DLH
Duluth
$259 Roundtrip, found 3 days ago
$259
Roundtrip
found 3 days ago
Select United flight, departing Thu, Dec 4 from Raleigh to Duluth, returning Sat, Dec 6, priced at $259 found 3 days ago
Delta
Sat, Nov 15 - Thu, Nov 20
RDU
Raleigh
DLH
Duluth
$273 Roundtrip, found 3 days ago
$273
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Nov 15 from Raleigh to Duluth, returning Thu, Nov 20, priced at $273 found 3 days ago
United
Fri, Dec 5 - Sun, Dec 7
RDU
Raleigh
DLH
Duluth
$277 Roundtrip, found 3 days ago
$277
Roundtrip
found 3 days ago
Select United flight, departing Fri, Dec 5 from Raleigh to Duluth, returning Sun, Dec 7, priced at $277 found 3 days ago
Delta
Mon, Nov 24 - Thu, Nov 27
RDU
Raleigh
DLH
Duluth
$278 Roundtrip, found 11 hours ago
$278
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Nov 24 from Raleigh to Duluth, returning Thu, Nov 27, priced at $278 found 11 hours ago
United
Fri, Dec 5 - Sun, Dec 7
RDU
Raleigh
DLH
Duluth
$283 Roundtrip, found 3 days ago
$283
Roundtrip
found 3 days ago
Select United flight, departing Fri, Dec 5 from Raleigh to Duluth, returning Sun, Dec 7, priced at $283 found 3 days ago
Delta
Mon, Nov 24 - Tue, Dec 2
RDU
Raleigh
DLH
Duluth
$284 Roundtrip, found 11 hours ago
$284
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Nov 24 from Raleigh to Duluth, returning Tue, Dec 2, priced at $284 found 11 hours ago
United
Tue, Apr 14 - Thu, Apr 23
RDU
Raleigh
DLH
Duluth
$288 Roundtrip, found 6 days ago
$288
Roundtrip
found 6 days ago
Select United flight, departing Tue, Apr 14 from Raleigh to Duluth, returning Thu, Apr 23, priced at $288 found 6 days ago
Delta
Sat, Nov 15 - Sun, Nov 16
RDU
Raleigh
DLH
Duluth
$298 Roundtrip, found 3 days ago
$298
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Nov 15 from Raleigh to Duluth, returning Sun, Nov 16, priced at $298 found 3 days ago

Frequently asked questions

How much does a flight from Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH) cost?
Secure a cheap one-way flight from $69 or cheap return flight from $248 from Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH)?
The cheapest month to fly from RDU to DLH is March, when demand is low. Off-peak months are often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest RDU to DLH flight.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH)?
You'll have to catch a flight with a layover when traveling from Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from RDU to DLH?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH)?
To avoid potential delays on the Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH) route, travel before 3 PM. Later flights are 22% more likely to be canceled.**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 Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH) last-minute?
Booking your ticket from RDU to DLH just before your getaway is typically more expensive. But if you're flexible with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a RDU to DLH flight and hotel package?
Compared with arranging flights and hotels separately, booking a RDU to DLH flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the hassle out of planning your trip. Just secure your flights and choose from our extensive 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 Raleigh - Durham Intl. Airport (RDU) to Duluth Intl. Airport (DLH)?
Typically, it's possible to cancel or reschedule your RDU to DLH flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Raleigh - Durham Intl.
Destination airport
Duluth Intl.
Airlines serving
Delta, United
Roundtrip price
$248
Distance
1024 mi

Book with confidence

Raleigh to Duluth Flights

The cheapest times to fly from Raleigh 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 Raleigh to Duluth are during the month of March. You can find some of the cheapest flights from Raleigh to Duluth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Raleigh to Duluth

Sunday is one of the best days to book for cheap flights from Raleigh 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 Raleigh 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 Raleigh to Duluth in 2025. You can also book with separate airlines for your outbound and return journeys, from $69 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 Raleigh 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 Raleigh 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.

 

Raleigh to Duluth Flights

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*Available to One Key members.