Best Flights starting from $7,956
from$7,956economy
Ulaanbaatar (UBN)
Fri, May 1
Roundtrip
Chicago (ORD)
Fri, Jun 5
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Other Destinations
Flights from Other Cities
New York (JFK) to Chicago (ORD) in May from $69
From $69
Dallas (DFW) to Chicago (ORD) in May from $73
From $73
Las Vegas (LAS) to Chicago (ORD) in May from $81
From $81
Anchorage (Any) to Chicago (ORD) in May from $169
From $169
Los Angeles (LAX) to Chicago (ORD) in May from $172
From $172
New York (JFK) to Chicago (ORD) in May from $178
From $178
✈️ Flight Guide: Ulaanbaatar (UBN) → Chicago (ORD)
Complete travel information for your May journey
Departing from Ulaanbaatar (UBN) FAQs
To find the cheapest economy flights from Chicago O'Hare International Airport (ORD), compare fares across low-cost carriers and legacy airlines, use flexible date search tools, and set price alerts. Book 6–8 weeks in advance for domestic travel and 2–4 months for international economy fares to secure the best deals. Include nearby cities like Milwaukee and Indianapolis in your searches to uncover alternative routing savings.
Baggage rules vary by airline: some budget carriers sell economy fares without a checked bag, while legacy carriers often include one checked bag on higher economy fare classes. Always check the airline's official baggage policy before booking and factor baggage fees into the total price to compare the real cost of economy fares from ORD.
Yes—December often has sales for mid-week travel and early-booked holiday windows; however, peak holiday dates around December 20–26 usually see higher fares. To capitalize on December deals, search for flights departing on Tuesdays and Wednesdays and sign up for airline newsletters and fare alerts for ORD departures.
Consider Chicago Midway International Airport (MDW), Milwaukee Mitchell International Airport (MKE), and Indianapolis International Airport (IND) for alternative economy fares. Searching these nearby major airports often reveals cheaper economy routes or better schedule options and can reduce total trip cost when combined with ground transport.
For international economy departures from Chicago O'Hare International Airport (ORD), arrive at least 3 hours before your scheduled departure to allow time for check-in, security, and possible passport control. For domestic economy flights, a 90–120 minute arrival is generally sufficient, but always check airline recommendations during peak travel months like July and December.
For July travel from ORD, book early, be flexible with weekend vs. midweek departures, and target secondary hubs or nonstop alternatives. Use multi-city searches and consider red-eyes; many travelers find better economy round-trip fares by flying midweek and avoiding high-demand weekends during summer.
Arriving at Chicago (ORD) FAQs
'Cheapest Economy Fare (ECONOMY)' typically refers to the lowest-priced economy class ticket on a given route, often with the most restrictions like non-refundable terms and limited seat selection. These fares are ideal for budget travelers willing to trade flexibility for price; always review baggage and change fees before booking.
Compare the total landed cost—fare plus baggage and seat fees—across airlines and include alternative nearby airports. For ORD to New York City and ORD to Los Angeles routes, look for off-peak midweek departures and use fare calendars to spot the lowest economy fares.
Most cheapest economy fares are non-refundable and may incur significant change fees, though policies vary by carrier and fare class. Check the airline's fare rules during booking, and consider purchasing flexible fare upgrades or travel insurance if your plans may change.
From ORD you can reach major cities like New York City, Los Angeles, Miami, Toronto, and London often with competitive economy pricing. Consider secondary airports and one-stop connections to save further on the cheapest economy fares.
In November, fares can drop early in the month but spike for Thanksgiving travel; large events or conferences in destination cities also push prices higher. For November travel, book Thanksgiving flights early and seek midweek travel windows for the cheapest economy deals.
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Events & Festivals That Affect Flight Prices at Chicago O'Hare International Airport (ORD)
Major events that can increase demand at Chicago O'Hare International Airport (ORD) include Lollapalooza (August), Chicago Auto Show (February), and major conventions or sports events. International and domestic festivals like New York Fashion Week, Miami Art Week, and London Fashion Week also affect ORD routes due to increased connecting traffic. When traveling for events, book months in advance and monitor lodging plus flight packages for bundled savings. CTA: Check event calendars and secure cheap economy flights from ORD early when traveling to major festivals.
Best Time to Fly from Chicago O'Hare International Airport (ORD) for Cheap Economy Fares
The best time to fly from Chicago O'Hare International Airport (ORD) for cheap economy fares is typically during shoulder seasons—January, late February, September, and October—when demand is lower. Midweek departures (Tuesdays and Wednesdays) often yield lower prices versus weekends. For international economy travel, book 2–4 months in advance; for domestic economy, target 6–8 weeks ahead. Use fare calendar tools and set alerts to capture dips and flash sales.
Direct vs Connecting Flights from Chicago O'Hare International Airport (ORD) — Economy Class Guide
Connecting flights from Chicago O'Hare International Airport (ORD) can be significantly cheaper than nonstops in economy class, especially to secondary airports and international destinations. Nonstop flights save time and reduce transfer risk but usually cost more. For budget travelers on a tight schedule, a one-stop itinerary through low-cost hubs can lower the total fare—just factor in layover duration and potential baggage transfer times. CTA: Compare nonstop and connecting options when searching for cheap economy flights from ORD to find the best balance of price and convenience.
Airline Comparison for Cheap Economy Flights from Chicago O'Hare International Airport (ORD)
United Airlines (hub at ORD) offers many nonstop options and often competitive economy fares with flexible fare classes; baggage fees vary by fare class. American and Delta provide broad networks and frequent schedule options but may price nonstops higher in economy. Spirit and Frontier specialize in ultra-low-cost economy fares with low base fares but add-on fees for bags and seats—ideal for travelers who travel light. Compare the total landed cost (fare + baggage + seat fees) to find the best cheap economy option from Chicago O'Hare International Airport (ORD). CTA: Use a fare-comparison tool to evaluate total costs across carriers before booking.
Seasonal Travel Tips for Economy Travelers Using Chicago O'Hare International Airport (ORD)
Winter: Expect de-icing delays at Chicago O'Hare International Airport (ORD); book earlier and allow longer connection times and pack cold-weather essentials in carry-on baggage. Spring: Shoulder-season offers cheap economy fares—use flexible dates and midweek travel to save. Summer: Peak demand increases fares—book months ahead, consider secondary airports, and check red-eye itineraries for savings. Fall: September–October are ideal for lower prices and fewer crowds—target midweek departures for the best economy deals. CTA: Set fare alerts for your travel season and compare nearby airports to uncover cheaper economy options from ORD.
Flight Times & Schedules from Chicago O'Hare International Airport (ORD) — Economy Travel
Typical nonstop flight times from Chicago O'Hare International Airport (ORD) are: to New York City (JFK/LGA) ~2 hours, Los Angeles (LAX) ~4 hours, Miami (MIA) ~3 hours, Toronto (YYZ) ~1.5 hours, and London (LHR) ~8 hours. Economy schedules often include early-morning and late-evening red-eye options that can be cheaper and maximize daytime activities. For tight connections, allow 90–120 minutes for domestic and 2.5–3 hours for international transfers at ORD. Use airline schedule filters to find lower-priced economy departures and book flights that align with ground-transport availability in your destination.
How to Find Cheap Flights from Chicago O'Hare International Airport (ORD) — Economy Class Tips
To find cheap economy flights from Chicago O'Hare International Airport (ORD), use flexible date searches, set price alerts, and compare both legacy and low-cost carriers. Expand searches to nearby airports like Chicago Midway (MDW) and Milwaukee (MKE) and include destination alternatives such as New York City and Orlando for better deals. Book domestic economy trips 6–8 weeks in advance and international economy 2–4 months ahead for optimal savings. CTA: Start price-tracking cheap economy flights from ORD now and lock in the best offers.