Which airports can I use when flying from Ontario to Duluth?

Flights from Ontario to Duluth usually depart from Ontario (ONT) and arrive at Duluth Intl (DLH).

Which airports do connecting flights from Ontario to Duluth pass through?

Most connecting flights from Ontario to Duluth pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Ontario to Duluth?

Yes. Flexible dates can save you up to 64% on flights from Ontario to Duluth. Wednesday is the cheapest departure day at $613 round-trip on average, while Tuesday is the most expensive at $1,678, a difference of $1,065. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Ontario to Duluth?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Ontario to Duluth changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $478 to $3,192. That means the highest observed fare was about 7x higher than the lowest one.

How are flight prices from Ontario to Duluth looking right now?

One-way fares from Ontario to Duluth are currently higher than usual. Average one-way flight prices are about $464, which is 76% above the typical average for this route.

What is the time difference between Ontario and Duluth?

Duluth is 2 hours ahead of Ontario (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Duluth Intl Airport (DLH)?

Duluth Intl Airport (DLH) hosts 5 major car rental companies, with daily rates starting from around $26 for economy cars. Top options include: • Avis • Alamo • Budget • Enterprise Rent-A-Car • National

How much should I expect to pay for a Ontario to Duluth flight?

Round-trip flights from Ontario to Duluth range from $385 to $1,678, with an average of $1,678 over the past 12 months. Anything below $385 counts as a good deal.

How much is a round-trip flight from Ontario to Duluth?

Round-trip flights from Ontario to Duluth typically range from $385 to $1,678. The lowest price found in the past 5 days was $478, on United Airlines.

Which airline is the cheapest to fly from Ontario to Duluth?

United Airlines ($478) offered the cheapest round-trip ticket from Ontario to Duluth in the last 5 days.

What is the cheapest layover airport when flying from Ontario to Duluth?

Flights via Chicago O'Hare Intl (ORD) offer the most affordable fares, with an average round-trip price of $429. Based on KAYAK data over the past 3 months.

When flying from Ontario to Duluth which airport offers the shortest layover?

Chicago O'Hare Intl (ORD) had the shortest average connection time for Ontario to Duluth layovers at 6h 07m over the past 3 months.

$279 CHEAP FLIGHTS from Ontario to Duluth (ONT - DLH)

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Cheapest round-trip

$478

Typical prices: $385-$1,678

United Airlines

Sun 10/21Wed 10/24

ONT - DLH • 2 stops

Cheapest one-way

$279

Typical prices: $264-$264

Delta

Fri 1/12

ONT - DLH • 2 stops

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Flight Deals

Cheap Flights from Ontario to Duluth (ONT-DLH)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Duluth

Wed, Oct 21 - Sat, Oct 24

11:10 am - 11:22 pmONT Ontario-DLH Duluth Intl

10h 12m2 stops San Francisco Chicago O'Hare Intl

6:00 am - 5:46 pmDLH Duluth Intl-ONT Ontario

13h 46m2 stops Chicago O'Hare Intl San Francisco

$478United Airlines

Sat, Nov 14 - Tue, Nov 17

7:00 am - 5:38 pmONT Ontario-DLH Duluth Intl

8h 38m1 stop Chicago O'Hare Intl

11:16 am - 8:51 pmDLH Duluth Intl-ONT Ontario

11h 35m2 stops Chicago O'Hare Intl Denver Intl

$494United Airlines

Sat, Nov 14 - Tue, Nov 17

9:25 am - 11:14 pmONT Ontario-DLH Duluth Intl

11h 49m2 stops San Francisco Chicago O'Hare Intl

11:16 am - 8:51 pmDLH Duluth Intl-ONT Ontario

11h 35m2 stops Chicago O'Hare Intl Denver Intl

$499United Airlines

Wed, Oct 21 - Sat, Oct 24

5:00 am - 11:22 pmONT Ontario-DLH Duluth Intl

16h 22m2 stops Denver Intl Chicago O'Hare Intl

3:10 pm - 10:51 pmDLH Duluth Intl-ONT Ontario

9h 41m1 stop Chicago O'Hare Intl

$577United Airlines

Sat, Nov 14 - Tue, Nov 17

7:00 am - 5:38 pmONT Ontario-DLH Duluth Intl

8h 38m1 stop Chicago O'Hare Intl

11:16 am - 6:47 pmDLH Duluth Intl-ONT Ontario

9h 31m1 stop Chicago O'Hare Intl

$617United Airlines

Fri, Jan 8 - Mon, Jan 11

11:20 am - 11:28 pmONT Ontario-DLH Duluth Intl

10h 08m2 stops San Francisco Chicago O'Hare Intl

2:59 pm - 3:27 pmDLH Duluth Intl-ONT Ontario

26h 28m2 stops Chicago O'Hare Intl San Francisco

$618United Airlines

Fri, Nov 13 - Sun, Nov 15

6:37 pm - 10:39 amONT Ontario-DLH Duluth Intl

14h 02m2 stops San Francisco Chicago O'Hare Intl

11:16 am - 6:47 pmDLH Duluth Intl-ONT Ontario

9h 31m1 stop Chicago O'Hare Intl

$623United Airlines

Mon, Oct 12 - Fri, Oct 16

6:32 pm - 10:42 amONT Ontario-DLH Duluth Intl

14h 10m2 stops San Francisco Chicago O'Hare Intl

3:10 pm - 5:46 pmDLH Duluth Intl-ONT Ontario

28h 36m2 stops Chicago O'Hare Intl San Francisco

$667United Airlines

Fri, Jan 8 - Mon, Jan 11

11:20 am - 11:28 pmONT Ontario-DLH Duluth Intl

10h 08m2 stops San Francisco Chicago O'Hare Intl

11:08 am - 6:44 pmDLH Duluth Intl-ONT Ontario

9h 36m1 stop Chicago O'Hare Intl

$678United Airlines

Fri, Nov 13 - Sun, Nov 15

6:37 pm - 10:39 amONT Ontario-DLH Duluth Intl

14h 02m2 stops San Francisco Chicago O'Hare Intl

11:16 am - 8:51 pmDLH Duluth Intl-ONT Ontario

11h 35m2 stops Chicago O'Hare Intl Denver Intl

$683United Airlines

Booking Insights

Price, demand and travel trends for Ontario to Duluth flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Ontario to Duluth? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Duluth departing in october.

Find deals

Cheapest flight	$279

One-way flight from Ontario to Duluth

When to book flights from Ontario to Duluth

Are your dates flexible? Find out the best times to travel from Ontario to Duluth based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Ontario to Duluth?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Ontario to Duluth flight?
Round-trip flights from Ontario to Duluth range from $385 to $1,678, with an average of $1,678 over the past 12 months. Anything below $385 counts as a good deal.
Have flight prices from Ontario to Duluth changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $478 to $3,192. That means the highest observed fare was about 7x higher than the lowest one.
How are flight prices from Ontario to Duluth looking right now?
One-way fares from Ontario to Duluth are currently higher than usual. Average one-way flight prices are about $464, which is 76% above the typical average for this route.
What car rental options are available at Duluth Intl Airport (DLH)?
Duluth Intl Airport (DLH) hosts 5 major car rental companies, with daily rates starting from around $26 for economy cars. Top options include:

• Avis
• Alamo
• Budget
• Enterprise Rent-A-Car
• National
Which airports can I use when flying from Ontario to Duluth?
Flights from Ontario to Duluth usually depart from Ontario (ONT) and arrive at Duluth Intl (DLH).
Which airports do connecting flights from Ontario to Duluth pass through?
Most connecting flights from Ontario to Duluth pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Ontario to Duluth?
Yes. Flexible dates can save you up to 64% on flights from Ontario to Duluth. Wednesday is the cheapest departure day at $613 round-trip on average, while Tuesday is the most expensive at $1,678, a difference of $1,065.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Ontario and Duluth?
Duluth is 2 hours ahead of Ontario (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Wednesday departure and avoid flying on Tuesday. On this route, Wednesday flights average $613, about $1,065 less than Tuesday fares (63% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Duluth Intl Airport.

• Country Inn & Suites by Radisson, Duluth North, MN

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ONT - DLH

$279 Find Cheap Flights from Ontario to Duluth - Compare and Save

Everything you should know

Cheap Flights from Ontario to Duluth (ONT-DLH)

Recent round-trip flight deals from Ontario to Duluth

Recent one-way flight deals from Ontario to Duluth

Recent last minute flight deals from Ontario to Duluth

Price, demand and travel trends for Ontario to Duluth flights

How much is a round-trip flight from Ontario to Duluth?

Which airline is the cheapest to fly from Ontario to Duluth?

What is the cheapest layover airport when flying from Ontario to Duluth?

When flying from Ontario to Duluth which airport offers the shortest layover?

Key details for Ontario to Duluth flights

Cheapest flight

When to book flights from Ontario to Duluth

Your Ontario to Duluth flight questions, answered

Your guide to booking Ontario to Duluth flights

More options for your flight from Ontario to Duluth

Complete your trip to Duluth with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Ontario to Duluth

Find direct flights to and from Ontario and Duluth

Flights from domestic origins to Duluth

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