$268 Cheap Flights from Redmond (RDM) to Duluth (DLH)

View $268 flight on Thu, Sep 11, 2025Opens in a new window

Popular airlines from Redmond Municipal Airport (RDM) to Duluth, MN (DLH-Duluth Intl.)

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Cheap Flights from Redmond to Duluth (RDM-DLH)

Prices were available within the past 7 days and start at $268 for one-way flights and $359 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep 9 - Sat, Sep 20
RDM
Redmond
DLH
Duluth
$359 Roundtrip, found 11 hours ago
$359
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Sep 9 from Redmond to Duluth, returning Sat, Sep 20, priced at $359 found 11 hours ago
Delta
Mon, Sep 8 - Sat, Sep 20
RDM
Redmond
DLH
Duluth
$372 Roundtrip, found 11 hours ago
$372
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Sep 8 from Redmond to Duluth, returning Sat, Sep 20, priced at $372 found 11 hours ago
Delta
Fri, Sep 12 - Sat, Sep 20
RDM
Redmond
DLH
Duluth
$375 Roundtrip, found 11 hours ago
$375
Roundtrip
found 11 hours ago
Select Delta flight, departing Fri, Sep 12 from Redmond to Duluth, returning Sat, Sep 20, priced at $375 found 11 hours ago
United
Thu, Oct 16 - Tue, Oct 21
RDM
Redmond
DLH
Duluth
$394 Roundtrip, found 3 days ago
$394
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 16 from Redmond to Duluth, returning Tue, Oct 21, priced at $394 found 3 days ago
Delta
Wed, Sep 10 - Sat, Sep 20
RDM
Redmond
DLH
Duluth
$399 Roundtrip, found 11 hours ago
$399
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Sep 10 from Redmond to Duluth, returning Sat, Sep 20, priced at $399 found 11 hours ago
Delta
Mon, Sep 8 - Tue, Sep 16
RDM
Redmond
DLH
Duluth
$412 Roundtrip, found 11 hours ago
$412
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Sep 8 from Redmond to Duluth, returning Tue, Sep 16, priced at $412 found 11 hours ago
Delta
Tue, Sep 9 - Tue, Sep 16
RDM
Redmond
DLH
Duluth
$414 Roundtrip, found 11 hours ago
$414
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Sep 9 from Redmond to Duluth, returning Tue, Sep 16, priced at $414 found 11 hours ago
Delta
Fri, Sep 12 - Tue, Sep 16
RDM
Redmond
DLH
Duluth
$424 Roundtrip, found 11 hours ago
$424
Roundtrip
found 11 hours ago
Select Delta flight, departing Fri, Sep 12 from Redmond to Duluth, returning Tue, Sep 16, priced at $424 found 11 hours ago
Delta
Tue, Sep 9 - Sun, Sep 21
RDM
Redmond
DLH
Duluth
$430 Roundtrip, found 11 hours ago
$430
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Sep 9 from Redmond to Duluth, returning Sun, Sep 21, priced at $430 found 11 hours ago
Delta
Fri, Sep 12 - Tue, Sep 16
RDM
Redmond
DLH
Duluth
$432 Roundtrip, found 11 hours ago
$432
Roundtrip
found 11 hours ago
Select Delta flight, departing Fri, Sep 12 from Redmond to Duluth, returning Tue, Sep 16, priced at $432 found 11 hours ago
Flights from Redmond (RDM) to Duluth (DLH)
Origin airport
Robert's Field
Destination airport
Duluth Intl.
Airlines serving
Delta, United
Roundtrip price
$358
Distance
1405 mi

Redmond to Duluth Flights

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

 

The best time to book a flight from Redmond to Duluth

Sunday is one of the best days to book for cheap flights from Redmond 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 Redmond 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 Redmond to Duluth in 2025. You can also book with separate airlines for your outbound and return journeys, from $268 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 Redmond 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 Redmond 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 Robert's Field Airport (RDM) to Duluth Intl. Airport (DLH) cost?
Discover the latest flight deals from RDM 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 RDM to DLH?
The cheapest flights from RDM 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 RDM to DLH?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from RDM to DLH. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Robert's Field Airport (RDM) to Duluth Intl. Airport (DLH)?
Nonstop flights from Robert's Field Airport (RDM) to Duluth Intl. Airport (DLH) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RDM 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 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 Robert's Field Airport (RDM) to Duluth Intl. Airport (DLH)?
Select a flight from Robert's Field Airport (RDM) to Duluth Intl. Airport (DLH) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Robert's Field Airport (RDM) to Duluth Intl. Airport (DLH) last-minute?
Holding off until right before your break to book a ticket from RDM to DLH often results in higher prices. While you may come across some last-minute deals, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Is it cheaper to book a RDM to DLH flight and hotel package?
Compared with arranging flights and hotels separately, booking a RDM to DLH flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the stress out of travel planning. Simply secure your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Robert's Field Airport (RDM) to Duluth Intl. Airport (DLH)?
Typically, you can reschedule or cancel your RDM to DLH flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.