Cheap Flights to Northwest , CO from CA $107

View CA $107 flight on Sat, Aug. 30, 2025Opens in a new window

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How much is the cheapest flight to Northwest?

Prices were available within the past 7 days and start at CA $107 for one-way flights and CA $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep. 23 - Tue, Sep. 30
DTW
Detroit
DEN
Denver
CA $214 Roundtrip, found 6 hours ago
CA $214
Roundtrip
found 6 hours ago
Select Delta flight, departing Tue, Sep. 23 from Detroit to Denver, returning Tue, Sep. 30, priced at CA $214 found 6 hours ago
United
Tue, Oct. 14 - Wed, Oct. 22
YYC
Calgary
DEN
Denver
CA $230 Roundtrip, found 3 days ago
CA $230
Roundtrip
found 3 days ago
Select United flight, departing Tue, Oct. 14 from Calgary to Denver, returning Wed, Oct. 22, priced at CA $230 found 3 days ago
WestJet
Sat, Sep. 6 - Sun, Sep. 14
YYC
Calgary
DEN
Denver
CA $230 Roundtrip, found 3 days ago
CA $230
Roundtrip
found 3 days ago
Select WestJet flight, departing Sat, Sep. 6 from Calgary to Denver, returning Sun, Sep. 14, priced at CA $230 found 3 days ago
Air Canada
Fri, Oct. 17 - Mon, Oct. 20
YYC
Calgary
DEN
Denver
CA $230 Roundtrip, found 3 hours ago
CA $230
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Fri, Oct. 17 from Calgary to Denver, returning Mon, Oct. 20, priced at CA $230 found 3 hours ago
American Airlines
Wed, Oct. 1 - Sat, Oct. 4
DTW
Detroit
DEN
Denver
CA $235 Roundtrip, found 8 hours ago
CA $235
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Oct. 1 from Detroit to Denver, returning Sat, Oct. 4, priced at CA $235 found 8 hours ago

Find the cheapest month to fly from Columbus (CMH) to Denver (DEN)

August is typically the cheapest month to fly

From CA $141 - CA $453 per traveller.

Graph displaying average flight prices per month

Expedia.ca gives you the best tools to secure great deals on flights to Northwest. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Northwest. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Northwest.

Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Northwest flights with full confidence knowing that you've found the best deal online.

Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Northwest.

Looking to save even more? Get additional savings by bundling your Northwest flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Northwest trip!

Frequently asked questions

How do I find cheap flights to Northwest that have flexible change policies?
By using our smart "No change fee" filter, that's how. Just type in your origin, destination and travel dates, click the "Search" button, then click the checkbox underneath the "Flexible change policies" subheading (top left of your screen). Expedia makes it a snap to find flexible, low-priced flights to Northwest.
Which airlines fly to Northwest?
Lock in a seat with one of these airlines and the lively region of Northwest will be yours to explore:

  • United Airlines - 13,845 flights to or near Northwest each month, including 13,845 flights to Denver Intl. Airport (DEN) per month.
  • Southwest Airlines - 6,699 flights to or near Northwest each month, including 6,699 flights to Denver Intl. Airport (DEN) per month.
  • Frontier Airlines - 1,547 flights to or near Northwest each month, including 1,547 flights to Denver Intl. Airport (DEN) per month.

How can I find cheap tickets to Northwest?
Book well ahead of time, travel on a cheaper day, avoid peak travel periods — there are loads of ways! Another one is to use Expedia's "flexible dates" feature. Search for a Northwest flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Northwest was CA $214.
How much is a flight to Northwest?
If you were journeying one way from Detroit (DTW), you could've picked up a low-cost fare for just CA $107 in the last seven days. Round-trip journeys to Northwest ranged from only CA $214 to CA $235 over the same period.
What are the most popular airports to fly into in Northwest?
Northwest's main entry point is Denver Intl. Airport (DEN). Get your next big journey underway by reserving an airfare on one of the 24,420 flights per month to this destination.
When is the cheapest time to fly to Northwest?
If you're not set on your travel dates to Northwest, depart earlier in the week. The most economical day to take off is normally Tuesday, followed by Monday. Saturday is typically the costliest day, with many people choosing to fly on the weekend.
How much is a plane ticket to Northwest?
In the last seven days, plane fares to Northwest ranged between CA $214 and CA $235. The early bird catches the worm, so land yourself a bargain today.
What months are the cheapest to book a flight to Northwest?
A good month to book affordable flights to Northwest is February. It's worth remembering that in the USA, the most expensive time to reserve a seat is the busy month of December.
Flights to Northwest information
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Destination city name
Denver
Roundtrip price
CA $214

Trending flights to Northwest

Prices were available within the past 7 days and start at CA $107 for one-way flights and CA $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Oct. 14 - Wed, Oct. 22
YYC
Calgary
DEN
Denver
CA $230 Roundtrip, found 3 days ago
CA $230
Roundtrip
found 3 days ago
Select United flight, departing Tue, Oct. 14 from Calgary to Denver, returning Wed, Oct. 22, priced at CA $230 found 3 days ago
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