$737 Cheap Flights from Knock (NOC) to Denver (DEN)

Snag a cheap one-way flight from $737 or cheap return flight $1,556 from Ireland West Airport (NOC) to Denver Intl. Airport (DEN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.

The cheapest month to fly from NOC to DEN is August, when there's less demand. Off-peak season is often when better flight deals are available between these airports.

Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest NOC to DEN flight.

There aren't any daily direct flights from Ireland West Airport (NOC) to Denver Intl. Airport (DEN). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.

Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on various factors, including the airline and season.

*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.

Book a flight from Ireland West Airport (NOC) to Denver Intl. Airport (DEN) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.*

*Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Holding off until right before your break to book your flight from NOC to DEN often results in higher prices. While you may come across some last-minute offers, they're not always guaranteed. Keep your travel schedule open to boost your chances of snagging a bargain.

You can save money by securing a NOC to DEN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After selecting your ideal accommodations and flights, you can add extras like activities, car rentals and tours.

In most cases, you can cancel or reschedule your NOC to DEN flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want further details, head to our Customer Service portal.