$173 Cheap Delta flights Fort Myers (RSW) to Duluth (DLH)

View $173 flight on Thu, Jan 22, 2026Opens in a new window

$173 Cheap Delta flights Fort Myers (RSW) to Duluth (DLH)

Prices were available within the past 7 days and start at $173 for one-way flights and $266 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Oct 24 - Sun, Oct 26
RSW
Fort Myers
DLH
Duluth
$266 Roundtrip, found 2 days ago
$266
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Oct 24 from Fort Myers to Duluth, returning Sun, Oct 26, priced at $266 found 2 days ago
Delta
Fri, Sep 19 - Fri, Sep 26
RSW
Fort Myers
DLH
Duluth
$276 Roundtrip, found 3 days ago
$276
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Sep 19 from Fort Myers to Duluth, returning Fri, Sep 26, priced at $276 found 3 days ago
Delta
Sat, Jul 26 - Thu, Aug 7
RSW
Fort Myers
DLH
Duluth
$278 Roundtrip, found 9 hours ago
$278
Roundtrip
found 9 hours ago
Select Delta flight, departing Sat, Jul 26 from Fort Myers to Duluth, returning Thu, Aug 7, priced at $278 found 9 hours ago
Delta
Sat, Aug 23 - Wed, Sep 10
RSW
Fort Myers
DLH
Duluth
$284 Roundtrip, found 5 days ago
$284
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 23 from Fort Myers to Duluth, returning Wed, Sep 10, priced at $284 found 5 days ago
Delta
Fri, Oct 24 - Sun, Oct 26
RSW
Fort Myers
DLH
Duluth
$286 Roundtrip, found 2 days ago
$286
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Oct 24 from Fort Myers to Duluth, returning Sun, Oct 26, priced at $286 found 2 days ago
Delta
Sat, Sep 13 - Wed, Sep 17
RSW
Fort Myers
DLH
Duluth
$288 Roundtrip, found 2 days ago
$288
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Sep 13 from Fort Myers to Duluth, returning Wed, Sep 17, priced at $288 found 2 days ago
Flights from Fort Myers (RSW) to Duluth (DLH)
Origin airport
Southwest Florida Intl.
Destination airport
Duluth Intl.
Airlines serving
Delta, Sun Country Airlines, United
Popular airline
Delta
Distance
1514 mi

Frequently asked questions

How much is a Delta Air Lines flight from Southwest Florida Intl. Airport (RSW) to Duluth Intl. Airport (DLH)?
You can discover budget-friendly return Delta Air Lines flights from $266 from RSW to DLH by sorting your results from "Price (lowest to highest)" on Expedia. Or look for deals from $173 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from RSW to DLH with Delta Air Lines?
Look for one-way or round-trip flights to Duluth in January or February. You could find lower fares with Delta Air Lines during these off-peak travel months.
What is the cheapest time to book flights from Southwest Florida Intl. Airport (RSW) to Duluth Intl. Airport (DLH) with Delta Air Lines?
To find cheap Delta Air Lines fares from Southwest Florida Intl. Airport (RSW) to Duluth Intl. Airport (DLH), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact how much you pay. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Southwest Florida Intl. Airport (RSW) to Duluth Intl. Airport (DLH)?
To figure out if there's a direct route from RSW to DLH with Delta Air Lines or another carrier, use our "Nonstop" filter when searching for flights.
What is the earliest Delta Air Lines flight from RSW to DLH?
To find the earliest departures from RSW to DLH with Delta Air Lines, sort your results by "Morning" and "Early Morning." Choosing an early flight generally means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Duluth?
Delta Air Lines flights from Southwest Florida Intl. Airport (RSW) to Duluth land at Duluth Intl. Airport (DLH). This is the main entry point here.
Why fly with Delta Air Lines from RSW to DLH?
With an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a favorite for many travelers heading from RSW to DLH. Also, if you're a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Southwest Florida Intl. Airport (RSW) to Duluth Intl. Airport (DLH)?
Changes are generally free within 24 hours of booking, but your airline may charge you after that. For further details about altering your flights, check out your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to change your plans without being charged, tick the "Changes included" and "No cancel fee" filters when planning your trip.

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*Available to One Key members.