Major events that affect ORD economy fares include: Chicago Marathon (October) which increases local travel demand; Lollapalooza (July) and summer festivals impacting weekend pricing; North American holidays (Thanksgiving, Christmas) that spike arrival and departure fares; and spring-break periods in March/April affecting routes to beach destinations. For cheapest economy travel, avoid days surrounding major events or book well in advance; consider traveling a day earlier or later to save on fares.
The best time to fly for cheap economy fares from Chicago O'Hare (ORD) is typically January–March and September–early November. Midweek departures (Tuesday–Thursday), off-peak hours, and booking 6–10 weeks in advance for domestic flights (3–6 months for international) generally produce the lowest economy fares. Set fare alerts and maintain flexible travel dates to capitalize on flash sales.
Connecting flights from ORD can be significantly cheaper in economy class, especially on long-haul and international routes, but they add total travel time and increase risk of missed connections. Nonstop flights offer convenience and lower disruption risk but often cost more. For cheapest economy travel, evaluate total door-to-door time, layover length, and potential savings; consider red-eye and multi-carrier itineraries when price is the primary concern.
United and American provide extensive nonstop networks at ORD and often have competitive economy fares on hub routes. Delta and JetBlue offer strong route options and periodic sales. Ultra-low-cost carriers (Spirit, Frontier) can provide the absolute cheapest economy base fares but charge extra for bags and seat selection. Compare total out-the-door price (fares + ancillaries) before booking to find the true cheapest economy option from ORD. CTA: Compare carriers now and filter by total price to reveal the best economy deals.
Winter: Book early for holiday travel, use layered packing to avoid checked bag fees, and watch for weather-related delays at ORD. Spring: Take advantage of shoulder-season savings in March and April, and set flexible-date alerts. Summer: Expect higher economy fares—seek weekday departures and alternate airports. Fall: September and October often yield the best cheap economy deals; use this window for international and domestic savings. Always compare total travel costs (fare + baggage + transfers) before booking and set fare alerts to capture short-term sales.
Approximate nonstop flight times from Chicago O'Hare International Airport (ORD) for economy travelers: New York (JFK/EWR/LGA) 1hr 45min–2hr, Los Angeles (LAX) 4hr 0min–4hr 20min, London (LHR) 7hr 30min–8hr, Orlando (MCO) 2hr 30min. Early-morning and late-night flights can be cheaper in economy class; for schedule reliability, consider mid-morning departures. Use these time estimates to compare connecting itineraries and find the best balance of price and total travel time.
To find cheap economy flights from Chicago O'Hare International Airport (ORD), use flexible-date searches, set fare alerts, and check both legacy and low-cost carriers. Compare nonstop and connecting itineraries, look at alternate nearby airports (Milwaukee, Indianapolis, Midway), and target off-peak months like January and September. CTA: Search cheap flights from ORD now and set price alerts to capture economy fare sales.
Starting from $230
Book your economy class flight from Denver (DEN) to Chicago (ORD)and save money on your travel. Compare all flight options to find the best deal for your march trip.
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