- Must visit
Ellwood House Museum
A preserved 19th-century mansion and estate interpreting DeKalb history, architecture, and the legacy of barbed-wire entrepreneur Isaac Ellwood.
2,000+ travel companies
2,000+ travel companies
Scan to get our free app
Use our app to get live travel updates and book mobile tickets for trains, buses, flights, and ferries.
App Store
4.942K ratings
Google Play
4.6136K reviews
Journey information
Overview: St. Louis, MO to DeKalb, IL flight
USAUSA
Take a flight from St. Louis, MO to DeKalb, IL and enjoy the approximately 240 miles (387 km) long journey. Find schedules and pricing options for a convenient and affordable trip.
There are 10 flights per day. The earliest flight runs at 05:01, the last at 22:38. May is the cheapest month to fly.
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance 240 miles (387 km) |
Flights per day 34 |
Direct flights 10 |
First flight 5:01 AM |
Last flight 10:38 PM |
Cheapest Month May |
Cheapest Day Sun |
High Season Jan - Mar |
Low Season Apr - Jun |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Complete guide to DeKalb
Things to do in DeKalb
Discover the best of DeKalb — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect DeKalb trip today.
- Recommended
Joseph F. Glidden Homestead and Historical Center
Historic farmstead of Joseph Glidden, inventor of a famous barbed-wire design. A key local heritage site with exhibits on agriculture and innovation.
- Recommended
NIU Art Museum
University art museum featuring rotating contemporary and historical exhibitions, with a strong regional role in DeKalb's cultural scene.
- Must visit
Downtown DeKalb
The city's main historic core with landmark architecture, public art, events, and walkable blocks centered around local shops and gathering spaces.
- Recommended
Northern Illinois University Campus
A large, walkable university campus with notable architecture, public spaces, seasonal color, and a lively student atmosphere.
- Recommended
Ellwood House Gardens and Grounds
Scenic landscaped grounds around the Ellwood estate, popular for strolling, photography, and a quieter heritage setting.
Chicago-Style Hot Dog
An All-Beef Hot Dog On A Poppy Seed Bun With Mustard, Relish, Onion, Tomato, Pickle, Sport Peppers, And Celery Salt. It Is A Classic Northern Illinois Favorite Commonly Eaten In The Region.
Italian Beef Sandwich
Thin-Sliced Roast Beef Piled Onto An Italian Roll And Often Dipped In Juices, Then Topped With Sweet Peppers Or Giardiniera. It Is One Of The Most Recognizable Chicagoland Sandwiches.
- Vegetarian
Deep-Dish Pizza
A Thick, Pan-Baked Pizza With Cheese, Tomato Sauce, And Hearty Toppings. While More Closely Linked To Chicago, It Is A Familiar Regional Comfort Food In Northern Illinois.
Pizza Villa
A Established DeKalb Favorite For Pizza, Italian-American Classics, And Family-Friendly Dining. It Is Known Locally As A Dependable Casual Choice.
The Lincoln Inn At Faranda's
An Established Venue In A Historic Setting Known For American Dining, Events, And A More Traditional Atmosphere Suitable For A Relaxed Sit-Down Meal.
Molly's Eatery & Drinkery
A Well-Known Local Spot Serving American Comfort Food, Drinks, And Brunch In A Friendly, Modern Casual Setting.
United States Dollar
Costs are moderate by U.S. standards. Casual dining and coffee are affordable, while hotels and upscale meals can cost more on busy weekends.
Average meal costs
- Budget
- USD 10-15 for fast food or a simple lunch.
- Mid-range
- USD 18-35 per person at a casual restaurant.
- Fine dining
- USD 45-80 per person at an upscale dinner.
- Coffee
- USD 3-6 for drip coffee or a latte.
Tipping culture
Tip 15-20% in restaurants; 20% for great service. Tip USD 1-2 per drink at bars, round up taxis, and tip hotel staff or delivery drivers.
FAQs: St. Louis, MO to DeKalb, IL Flight
Find answers to the most common questions about traveling from St. Louis, MO to DeKalb, IL by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at DeKalb, IL, this guide helps you travel smarter and with confidence.
The earliest flight from St. Louis, MO to DeKalb, IL leaves at 5:01 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from St. Louis, MO to DeKalb, IL leaves at 10:38 PM.
Flights from St. Louis, MO to DeKalb, IL generally leave from St. Louis Lambert International Airport and arrive in O'Hare International Airport.St. Louis Lambert International Airport is 1 miles (2 km) away from St. Louis, MO city centre and O'Hare International Airport is 1 miles (3 km) from DeKalb, IL city centre.
The cheapest month for a flight from St. Louis, MO to DeKalb, IL is May.
Yes, you can take a between St. Louis, MO and DeKalb, IL.
Since neither St. Louis, MO nor DeKalb, IL are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is no time difference between St. Louis, MO and DeKalb, IL.
We recommend using the train as it is the most popular way to get from St. Louis, MO to DeKalb, IL among Omio's users.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In DeKalb, IL, travelers should be cautious of petty crimes such as pickpocketing and vehicle break-ins, especially in crowded or tourist-frequented areas. Common scams include overcharging by unofficial taxi services or vendors. It is advisable to use licensed transportation and remain aware of surroundings, particularly at night, to ensure safety.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.
popular airports
Popular airports from St. Louis, MO to DeKalb, IL
Most St. Louis, MO to DeKalb, IL flights use the St. Louis Lambert International Airport to O'Hare International Airport airport pair. Use this guide to compare St. Louis, MO and DeKalb, IL airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
Departure airports in St. Louis
Arrival airports in DeKalb
Which St. Louis, MO airport do flights to DeKalb, IL leave from?
Flights from St. Louis, MO to DeKalb, IL depart from St. Louis Lambert International Airport. The airport is 1 miles (2 km) from St. Louis, MO city centre at 10701 Lambert Intertiol Blvd, St. Louis, MO 63145, USA.
St. Louis Lambert International Airport (STL)10701 Lambert Intertiol Blvd, St. Louis, MO 63145, USA
City-centre transport
Getting to St. Louis Lambert International Airport from St. Louis city centre
St. Louis Lambert International Airport is 2 km from St. Louis city centre. Public transport options include:
TrainMlr · 31m · $4 · every ~7 min
BusGreyhound US1210 · 25m · $2
St. Louis Lambert International Airport airport facilities and services
St. Louis Lambert International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.
Food and drink
Food options include: Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
Wi-Fi and ATMs
Free Wi-Fi available throughout the airport. ATMs are located in both terminals.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at St. Louis Lambert International Airport: Parking, Taxis, WC.
Bike and car services
Available at St. Louis Lambert International Airport: Car Rental.
Accessibility
Accessibility facilities are available at St. Louis Lambert International Airport: Elevators, ramps.
Shops, hotels and contact
Nearby hotels include Hotels nearby, such as Marriott St. Louis Airport within walking distance..
More options for your journey from St. Louis, MO to DeKalb, IL
Here are some other resources that might have the information you need
Most popular flights to and from DeKalb, IL and St. Louis, MO
The Omio App Makes Travel Planning Easy
We’ll get you where you want to go. From live train updates to mobile tickets, our innovative app is the ideal way to plan and keep track of your travel.
