Travelers have found it’s best to book a flight 56 days in advance to save up to 86% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 56 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Illinois to Duluth 1-2 weeks in advance for as low as $401, or $591 for flights within the next 24 hours.
Flights from Illinois to Duluth lean towards being more expensive in August. Prices are generally better when you fly from Illinois to Duluth in April, with the cheapest ticket starting at $187.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Duluth as you normally would.
Chicago O'Hare Intl
Duluth Intl
1 stop
4h 18mDuluth Intl
Chicago O'Hare Intl
1 stop
5h 22mDelta
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
1 stop
4h 18mDuluth Intl
Chicago O'Hare Intl
1 stop
5h 22mDelta
Chicago O'Hare Intl
Duluth Intl
1 stop
4h 18mDuluth Intl
Chicago O'Hare Intl
1 stop
5h 22mDelta
Chicago O'Hare Intl
Duluth Intl
1 stop
4h 18mDuluth Intl
Chicago O'Hare Intl
1 stop
4h 51mDelta
Chicago O'Hare Intl
Duluth Intl
1 stop
5h 58mDuluth Intl
Chicago O'Hare Intl
1 stop
5h 22mDelta
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 46mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 44mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 59mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 43mDuluth Intl
Chicago O'Hare Intl
2 stops
16h 25mMultiple Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 43mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 54mUnited Airlines
Chicago O'Hare Intl
Duluth Intl
1 stop
3h 33mDuluth Intl
Chicago O'Hare Intl
Nonstop
1h 56mMultiple Airlines
Chicago O'Hare Intl
Duluth Intl
Nonstop
1h 41mUnited Airlines
Chicago Midway
Duluth Intl
1 stop
6h 54mDelta
Chicago O'Hare Intl
Duluth Intl
1 stop
3h 49mDelta
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
The plane stalled on the tarmac for over 30 minutes. No Alaska Air staff were available to help passengers with connecting flights jump the customs line. I missed my connecting flight. Never flying Alaska again.
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
The plane stalled on the tarmac for over 30 minutes. No Alaska Air staff were available to help passengers with connecting flights jump the customs line. I missed my connecting flight. Never flying Alaska again.
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
The plane stalled on the tarmac for over 30 minutes. No Alaska Air staff were available to help passengers with connecting flights jump the customs line. I missed my connecting flight. Never flying Alaska again.
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
The plane stalled on the tarmac for over 30 minutes. No Alaska Air staff were available to help passengers with connecting flights jump the customs line. I missed my connecting flight. Never flying Alaska again.
Located just 5.8 mi from the city center, Duluth Intl (DLH) is the airport most travelers will use when flying to Duluth from Illinois.
Some of our airline partners flying from Illinois to Duluth Intl have new flexible policies in place due to COVID-19. United Airlines, Delta, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.
Yes, there are multiple flights from Illinois to Duluth for under $200. The cheapest flight booked recently is on United Airlines for just $143, but on average you can expect to pay $224.
Cheapflights has at least 19 direct flights from Illinois to Duluth under $200. A good price for a nonstop flight from Illinois to Duluth is less than $331.
There are currently 8+ open flights from Illinois to Duluth within the next 7 days for less than $600.
When deciding which route to take from Illinois to Duluth consider Chicago O'Hare Intl - Duluth Intl, Chicago Midway - Duluth Intl or Lambert-St Louis - Duluth Intl as they are the most popular.
Undisclosed Carrier, American Airlines and Delta are the most popular airlines when flying from Illinois to Duluth.
Consider SkyWest Airlines (94%), Aer Lingus (86%) or Air Wisconsin (78%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Duluth.
Looking at all options, your cheapest flight can be booked for $236. While the most popular route (Chicago O'Hare Intl - Duluth Intl) can be booked for $149 on average our data indicates $252 when flying from Illinois to Duluth.
0%of flight departures | Early morningMidnight to 6 am |
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20%of flight departures | Morning6 am to noon |
0%of flight departures | AfternoonNoon to 6 pm |
80%of flight departures | Evening6 pm to midnight |