$342 Find Cheap Flights from Duluth to Ontario - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Duluth to Ontario departing on 7/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Ontario

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Duluth to Ontario, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Duluth to Ontario, as well as popular online travel agencies
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Flight Deals

Book Cheap Duluth to Ontario Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Duluth to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Duluth to Ontario

Sat, Oct 24 - Wed, Oct 28
Delta Logo
5:10 am - 8:28 pm
DLH
-
YYZ
14h 18m
2 stops
Delta Logo
10:20 am - 10:48 pm
YYZ
-
DLH
13h 28m
2 stops
$554Delta
Tue, Oct 20 - Sat, Oct 24
United Airlines Logo
6:00 am - 5:56 pm
DLH
-
YYZ
10h 56m
1 stop
United Airlines Logo
7:00 am - 11:22 pm
YYZ
-
DLH
17h 22m
1 stop
$625United Airlines
Tue, Oct 20 - Tue, Oct 27
Delta Logo
5:10 am - 5:26 pm
DLH
-
YYZ
11h 16m
2 stops
Delta Logo
12:05 pm - 10:48 pm
YYZ
-
DLH
11h 43m
2 stops
$657Delta
Sun, Nov 22 - Thu, Nov 26
United Airlines Logo
3:14 pm - 1:51 pm
DLH
-
YUL
21h 37m
1 stop
United Airlines Logo
6:25 pm - 5:34 pm
YUL
-
DLH
24h 09m
1 stop
$680United Airlines
Tue, Sep 22 - Sat, Sep 26
United Airlines Logo
6:23 pm - 11:49 am
DLH
-
YYZ
16h 26m
1 stop
United Airlines Logo
6:50 pm - 10:40 am
YYZ
-
DLH
16h 50m
1 stop
$681United Airlines
Sun, Nov 22 - Thu, Nov 26
United Airlines Logo
6:10 pm - 1:10 pm
DLH
-
YUL
18h 00m
2 stops
United Airlines Logo
1:10 pm - 12:53 am
YUL
-
DLH
12h 43m
1 stop
$689United Airlines
Tue, Sep 22 - Sat, Sep 26
Multiple Airlines Logo
6:23 pm - 8:18 pm
DLH
-
YYZ
24h 55m
1 stop
Multiple Airlines Logo
7:43 pm - 10:40 am
YYZ
-
DLH
15h 57m
2 stops
$691Multiple Airlines
Tue, Oct 20 - Sun, Oct 25
United Airlines Logo
7:45 am - 5:01 pm
DLH
-
YYZ
8h 16m
1 stop
United Airlines Logo
6:35 pm - 12:53 am
YYZ
-
DLH
7h 18m
1 stop
$698United Airlines
Fri, Oct 30 - Sat, Oct 31
United Airlines Logo
6:23 pm - 10:39 am
DLH
-
YYZ
15h 16m
1 stop
United Airlines Logo
2:10 pm - 11:44 am
YYZ
-
DLH
22h 34m
2 stops
$722United Airlines
Sat, Jul 18 - Tue, Jul 21
WestJet Logo
11:50 am - 4:45 pm
DLH
-
YUL
27h 55m
2 stops
WestJet Logo
6:45 am - 10:49 pm
YUL
-
DLH
17h 04m
2 stops
$894WestJet
Booking Insights

KAYAK's insights & trends for Duluth to Ontario flights

Get data-powered insights and trends into flights from Duluth to Ontario to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Duluth to Ontario?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 5 days.

In the past 5 days, the cheapest round-trip tickets from Duluth to Ontario were found on Delta ($554) and United Airlines ($625).

Find deals

Good to know

Cheapest flight$342
Flight from Duluth to Toronto

FAQs - booking Ontario flights

  • How does KAYAK find such low prices on flights from Duluth to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Duluth to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Duluth to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Duluth to Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Duluth to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Duluth to Ontario with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Duluth to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Duluth to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Duluth to Ontario

Information on your arrival and departure airports

Duluth (DLH)