Cheap flight tickets from Chicago to Duluth International

Compare Chicago to Duluth International flight deals

Find the cheapest month or even day of the year to fly to Duluth International

Book the best Duluth International fare with no extra fees

Flight deals from Chicago to Duluth International

Looking for a cheap last-minute deal or the best return flight from Chicago to Duluth International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chicago to Duluth International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to Duluth International flights are currently cheapest in May.

Direct flights from Chicago to Duluth International

Chicago to Duluth International: Alternative routes

Compare routes from Chicago to Duluth below. You may find an airport to fly into that's cheaper, faster, or easier than Duluth International.

Chicago to Duluth: Flight information

The things to know before you go.
Cheapest flight foundRM693
Cheapest month to flyMay
Average flight time1 hr, 48 mins
Most popular airlineUnited
Average flights per week104

Finding cheap flights from Chicago to Duluth International: Frequently asked questions

The best price we found for a return flight from Chicago to Duluth International is RM693. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 48 minutes is the average flight time from Chicago to Duluth International.
United, SkyWest Airlines and Air New Zealand fly direct from Chicago to Duluth International.
As of February 2026, there are 104 flights per week flying from Chicago to Duluth International.
The cheapest month to fly from Chicago to Duluth International is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Duluth International Airport on Wednesday, 6 May 2026.
Yes – the average flight time is 1 hour and 48 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Duluth International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Duluth is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Duluth International is United .

Flying from Chicago to Duluth International Airport (DLH): What you need to know

  • Kick off your journey at one of Chicago's main airports, O'Hare International Airport (ORD) or Chicago Midway International Airport (MDW). Check out your options for booking a flight from Chicago to Duluth International Airport (DLH) jetting off from either of these.

  • 1 hour 40 minutes is the average duration of a direct Chicago to Duluth International Airport flight.

  • Duluth (where Duluth International Airport is located) and Chicago share the UTC-5 timezone. Easily coordinate travel plans without worrying about time differences.

  • With 20 direct flights a week between the two airports, O'Hare International Airport (ORD) to Duluth International Airport (DLH) is the busiest route. United Airlines operates the earliest flight at 9am. If you're eager to get more out of your day before flying, the last departure from ORD to DLH is with United Airlines at 8:20pm.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Show up at the airport on time to board your flight from Chicago to DLH.

  • Travelling during a peak period like school or public holidays? Expect longer queues at security and check-in. To give yourself peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

Airports in Chicago

O'Hare International Airport (ORD)

  • O'Hare International Airport (ORD) provides a hassle-free way to reach your destination. Nonstop flights from Chicago to Duluth International Airport (DLH) can be booked from this terminal.

  • You can travel on a direct flight from Chicago to Duluth International Airport with United Airlines. This popular airline operates services from ORD.

  • The preferred choice for passengers flying between ORD and DLH is United Airlines.

  • The most punctual carrier on this route is United Airlines. Its services land without delay 70.59% of the time.

  • ORD is about 40 kilometres from central Chicago. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 35 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the travel time to be around 55 minutes.

  • Planning to catch an early flight from Chicago to Duluth International Airport? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by choosing one of these stays near O'Hare International Airport:

  • Of all flights leaving O'Hare International Airport, 74.85% touch down on time at their destination.

  • You'll find ORD at 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • MDW is about 19 kilometres from central Chicago. It takes 20 minutes or so to get to the airport in a car from the city centre. Public transport takes roughly 45 minutes.

  • Get a head start on your holiday with an extra night away from home. Before your Chicago to DLH flight, stay in one of these hotels near Chicago Midway International Airport:

  • When it comes to flight punctuality, Chicago Midway International Airport has an on-time arrival performance of 77.88%.

  • MDW is located at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • From central Chicago, RFD is around 137 kilometres away. It takes roughly 1 hour 25 minutes to get there by car and 4 hours 15 minutes or so if you use public transport.

  • Make catching an early Chicago to Duluth International Airport flight the easiest part of your trip. Book a room at one of these accommodation options close to Chicago Rockford International Airport and get to your departure gate feeling relaxed and unhurried:

  • The on-time performance record of RFD is 76.19%. In other words, that's how frequently flights from this airport reach their final stop as planned.

  • The street address of Chicago Rockford International Airport is 2 Airport Cir.

About Duluth International Airport (DLH)

Getting from Duluth International Airport (DLH) to central Duluth

  • Duluth International Airport is about 8 kilometres from central Duluth. How long it takes to get to the centre by car hire or cab will depend on the time of day. Do some research before your trip.

  • It typically takes 50 minutes if you're using public transport.

How to find the cheapest flights from Chicago to Duluth International Airport (DLH)

  • The lowest price we've found for a one-way ticket from Chicago to Duluth International Airport is RM808. For a return flight on this route, the best price is RM693. Depending on how early you book and the availability, these fares can change.

  • To find cheap flights from Chicago to DLH, book in advance. Airlines usually offer their most competitively priced fares when tickets first go on sale.

  • Cheap Chicago to Duluth International Airport tickets are easier to find when your travel dates are flexible. Use the 'Whole month' search tool to compare fares throughout the month and then fly out on the cheapest day.

  • Never miss a deal on plane tickets from Chicago to DLH by creating a Price Alert. We'll send you an email or push notification on the app when a new discounted fare appears.

  • Discover the best deal on a flight from Chicago to Duluth International Airport with the help of the filters. Choose your ideal arrival and departure times, number of stops and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest.'

The best time to fly from Chicago to Duluth International Airport (DLH)

  • February is the quietest month for flights from Chicago to Duluth International Airport (DLH), while October is the busiest. Find the best time to visit Duluth based on whether you want a laid-back vibe or a lively atmosphere.

  • The warmest month in Duluth is July, with temperatures ranging between 13ºC (55ºF) and 27ºC (81ºF). Lock in your Chicago to DLH plane ticket then if that's your definition of good weather.

  • Look for cheap tickets from Chicago to Duluth International Airport in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -20ºC (-4ºF) and -3ºC (27ºF).

More about Duluth

Explore more of the United States

  • Duluth has plenty going for it, but there are so many other corners of the United States you'll want to see. About 225 kilometres south of Duluth, a visit to Minneapolis will keep your itinerary busy. Start with leading sights like Walker Art Centre, Minneapolis Institute of Arts and Minnehaha Regional Park.

  • If you're interested in discovering another great destination in the United States, head for Saint Paul, about 225 kilometres south of Duluth. Cathedral of St. Paul, Como Park and Ordway Centre for the Performing Arts are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.