Best Flights starting from $324
from$324economy
Green Bay (GRB)
Sat, Jun 6
Roundtrip
Denver (DEN)
Wed, Jun 10
Fields updated — click View Prices to search ↑
Other Options for This Route
Other Destinations
Green Bay (GRB) to Billings (BIL) in June from $552
From $552
Green Bay (GRB) to Saint Thomas Cyril E King (STT) in June from $775
From $775
Green Bay (GRB) to New York (Any) in July from $403
From $403
Green Bay (GRB) to Tampa (TPA) in September from $296
From $296
Green Bay (GRB) to Split (SPU) in September from $1,320
From $1,320
Green Bay (GRB) to Split (SPU) in September from $5,866
From $5,866
Flights from Other Cities
Appleton (ATW) to Denver (DEN) in June from $136
From $136
Newark (EWR) to Denver (DEN) in June from $147
From $147
San Francisco (SFO) to Denver (DEN) in June from $163
From $163
Detroit (DTW) to Denver (DEN) in June from $174
From $174
Springfield (SGF) to Denver (DEN) in June from $199
From $199
Charlotte (CLT) to Denver (DEN) in June from $230
From $230
✈️ Flight Guide: Green Bay (GRB) → Denver (DEN)
Complete travel information for your June journey
Departing from Green Bay (GRB) FAQs
Denver International Airport (DEN) is served by a mix of legacy and low-cost carriers offering cheap economy fares, including Southwest, Frontier, Spirit, Alaska Airlines, and American Airlines. For budget travelers, low-cost carriers like Frontier and Spirit often list the most competitive base fares, but compare seat fees and baggage charges before booking. Use fare alerts and flexible date searches to find the best Denver cheap flights.
For domestic economy flights at Denver International Airport (DEN), arrive at least 90 minutes before departure during regular travel periods and 2–2.5 hours during peak holiday or winter travel. DEN is large with long security lines at times—check real-time security wait times and use TSA PreCheck to shorten lines. Arriving early helps ensure you navigate the terminal comfortably and catch shuttle or remote parking transfers if needed.
From Denver International Airport (DEN) you can reach major and nearby destinations affordably, including Colorado Springs, Boulder, Fort Collins, Grand Junction, Pueblo, and popular long-haul cities such as Las Vegas, Phoenix, Los Angeles, Chicago, Dallas, and Orlando. Budget carriers and seasonal route increases often make one-stop or direct economy fares to these cities especially competitive.
Yes — January is typically one of the cheapest months to book economy flights from Denver International Airport (DEN), with post-holiday fare drops and fewer business travelers. Look for mid-week departures and subscribe to airline newsletters and fare trackers for DEN deals. Consider flexible dates through January and February to take advantage of shoulder-season prices.
To save on economy fares and baggage fees from Denver International Airport (DEN), book a basic fare and travel with carry-on only, join airline loyalty programs for free checked bags, and use co-branded credit cards that include baggage waivers. Compare the total ticket cost—including seat selection and baggage—rather than just the base fare, and consider booking connecting flights on the same itinerary to avoid rechecking baggage.
Travelers departing Denver International Airport (DEN) in December should verify airline winter-weather policies, flexible rebooking rules, and any lingering health advisories. Airlines frequently adjust change-fee waivers during winter holiday windows; check flight status and airport advisories before leaving for DEN. Pack layers for weather-related delays and monitor local DOT and airline announcements for the latest guidance.
Arriving at Denver (DEN) FAQs
Cheapest Economy Fare (ECON) denotes the most budget-friendly economy ticket type, which typically includes a small personal item and excludes checked bags, seat selection, and sometimes carry-on allowance. Always read the fare rules when booking an ECON ticket; adding fees for baggage or seat upgrades can make a higher-priced economy fare a better overall value. Compare total trip cost before purchase.
Cheapest economy fares from Denver International Airport (DEN) commonly serve major destinations including Las Vegas, Phoenix, Los Angeles, Chicago, Dallas, Orlando, Salt Lake City, and New York. Budget and legacy carriers compete on these routes, especially during promotional windows, creating opportunities for low-cost travel across the U.S.
For spring arrivals, use flexible date searches and look for midweek arrivals from Denver International Airport (DEN) to summer-bound cities. March and April shoulder-season windows often yield the cheapest economy fares; set price alerts and check low-cost carriers' sales to secure deals. Consider nearby airports and connecting flights to lower the total fare.
In December, cheapest economy fares are limited and vary by date—early December and the days immediately after major holidays can offer better prices. For arrivals around the holidays, book as far in advance as possible, be flexible with dates, and consider red-eye or midweek travel to capture any December fare dips. Use airline flexible-change policies to protect your booking.
Arriving on a cheapest economy ticket into Denver International Airport (DEN) still provides affordable access to regional destinations such as Colorado Springs, Boulder, Fort Collins, Vail (via shuttle), and the ski towns of Summit County. Low-cost ground transfers, regional shuttle services, and car rentals at DEN make reaching nearby cities and resorts budget-friendly.
To protect a cheapest economy arrival booking, sign up for airline notifications, add travel insurance that covers delays, and book refundable or flexible-fare add-ons if available. Monitor your flight status within 24–72 hours before arrival at Denver International Airport (DEN) to manage connections and ground transportation plans proactively.
1.0.2603.30
Events & Festivals Impacting Denver (DEN) Flight Demand — Plan Cheapest Economy Travel
Major events that affect airfare out of Denver International Airport (DEN) include the Great American Beer Festival (October), Denver PrideFest (June), National Western Stock Show (January), and large sports events and music festivals. During these spikes, cheapest economy fares often disappear; to save, travel outside event weekends, book well in advance, or arrive/depart on event-side dates to reduce cost. LSI terms include 'event-driven airfare', 'festival travel pricing', and 'Denver peak demand'. CTA: Check event calendars and avoid peak festival weekends to secure the cheapest economy fares.
Best Time to Fly from Denver (DEN) — Save on Cheapest Economy Fares
Generally, the best time to fly from Denver International Airport (DEN) for cheap economy fares is in January, late September through October, and the shoulder weeks of April and November. Avoid peak holiday windows (mid-December and late June–August) for the lowest prices. Use LSI keywords like 'shoulder season', 'off-peak travel', and 'fare calendar' when optimizing content or searches. CTA: Check DEN price calendars and set alerts for target months.
Direct vs Connecting Flights from DEN — Which Saves More on Economy Fares?
Connecting flights from Denver International Airport (DEN) can sometimes deliver lower economy fares than nonstop options, especially when low-cost carriers or regional partners run promotional seats. However, adding stops increases travel time and the risk of missed connections. For many travelers, a single connection offers the best mix of savings and reliability; use LSI phrases like 'one-stop fares', 'layover savings', and 'nonstop convenience' when comparing options. CTA: Compare nonstop and connecting fares for your DEN route to evaluate total cost versus time.
Airline Comparison for Denver (DEN) — Who Offers the Cheapest Economy?
Low-cost carriers like Frontier and Spirit frequently offer the lowest base economy fares out of Denver International Airport (DEN), but factor in baggage and seat fees when calculating final cost. Southwest often provides competitive all-in pricing with a free two-checked-bag policy, shifting value perceptions for some travelers. Legacy carriers (United, American) may charge more but offer better reliability and lounge access. Use LSI keywords such as 'baggage policy comparison', 'basic economy vs standard economy', and 'total fare comparison' when choosing a carrier. CTA: Run a side-by-side price check for DEN routes and include fees to find the best overall economy value.
Seasonal Travel Tips for Denver (DEN) — Save on Cheapest Economy Fares Year-Round
Winter: Expect higher fares during holiday weeks and possible weather disruptions—book flexible fares and allow extra connection time. Spring: Use shoulder-season pricing to find cheap economy flights and consider midweek travel. Summer: Book early for family travel and target red-eye or midweek flights for savings. Fall: One of the best seasons for discounted economy fares from Denver due to lower leisure demand. Use LSI keywords like 'winter delays', 'shoulder season deals', 'midweek savings', and 'red-eye economy travel'. CTA: Adjust travel seasonally and subscribe to DEN fare alerts to catch the best cheap economy windows.
Flight Times & Schedules from Denver International Airport (DEN) — Economy Routes
Typical flight times from Denver International Airport (DEN) vary by route: DEN to Las Vegas (LAS) averages 1 hr 45 min, DEN to Phoenix (PHX) ~2 hrs 15 min, DEN to Los Angeles (LAX) ~2 hrs 30 min, and DEN to Chicago (ORD) ~2 hrs 45 min. Economy schedules often include early-morning and evening red-eyes that can be cheapest. Use flexible time search and consider mid-week departures to find lower fares; use LSI terms like 'flight duration', 'nonstop schedule', and 'red-eye economy' when searching.
Cheap Flights from Denver (DEN) — Economy Fare Strategies & Deals
Finding cheap flights from Denver International Airport (DEN) requires a combination of flexible travel dates, monitoring low-cost carriers like Frontier and Spirit, and using fare-tracking tools. Primary keywords such as 'cheap flights from Denver' and 'DEN economy fares' should be used in searches; include city-specific modifiers (e.g., 'cheap flights from Denver to Las Vegas'). LSI terms include 'budget airfare', 'fare alerts', 'low-cost carrier deals', and 'basic economy tips'. CTA: Sign up for DEN fare alerts and compare total fare cost including baggage to find the lowest real price.