
Getting from Union Station to Chicago's airports, O’Hare International Airport (ORD) or Midway International Airport (MDW), is straightforward with several transportation options available. For O’Hare, the most convenient choice is the CTA Blue Line train, which runs directly from Union Station to the airport in about 40 minutes. Alternatively, travelers can take a taxi, rideshare service, or airport shuttle for a more direct but pricier option. For Midway Airport, the CTA Orange Line train is the best public transit option, connecting Union Station to the airport in approximately 30 minutes. Taxis, rideshares, and shuttles are also available for a quicker journey. Planning ahead and considering factors like traffic and luggage can help ensure a smooth trip to either airport.
| Characteristics | Values |
|---|---|
| Distance | Approximately 18 miles (29 km) |
| Travel Time | Varies by mode: 40-75 minutes |
| Modes of Transportation | CTA Blue Line Train, Taxi/Rideshare, Shuttle, Private Car |
| CTA Blue Line Train | - Cost: $5 (with Ventra Card) - Frequency: Every 5-10 minutes - Travel Time: ~40 minutes - Operating Hours: 24/7 |
| Taxi/Rideshare (Uber/Lyft) | - Cost: $40-$60 (one-way) - Travel Time: ~30-45 minutes (traffic dependent) - Availability: 24/7 |
| Shuttle Services | - Cost: $20-$30 per person - Travel Time: ~45-60 minutes - Booking: Advance reservation required |
| Private Car/Rental | - Cost: Varies (parking fees at airport apply) - Travel Time: ~30-45 minutes - Parking at Airport: $17-$40/day (economy to daily lots) |
| Airport Served | O’Hare International Airport (ORD) |
| Union Station Location | 225 S Canal St, Chicago, IL 60606 |
| Airport Location | 10000 W Balmoral Ave, Chicago, IL 60666 |
| Additional Notes | - CTA Blue Line is the most cost-effective option. - Rideshares may have surge pricing during peak hours. - Shuttles often include luggage assistance. |
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What You'll Learn
- Public Transit Options: CTA Blue Line train direct to O'Hare, runs 24/7, ~40 minutes
- Taxi or Ride-Share: Direct ride, ~30-60 minutes, costs $40-$60, traffic-dependent
- Shuttle Services: Shared airport shuttles, book in advance, ~$20-$30, multiple stops
- Driving Directions: Take I-90/I-94 W, ~18 miles, ~30 minutes without traffic
- Walking/Biking: Not recommended, ~18 miles, unsafe and impractical route

Public Transit Options: CTA Blue Line train direct to O'Hare, runs 24/7, ~40 minutes
The CTA Blue Line train stands out as the most efficient and cost-effective way to travel from Union Station to O’Hare International Airport. Operating 24/7, this direct route eliminates the stress of navigating traffic or relying on unpredictable ride-shares. With an average travel time of just 40 minutes, it’s a reliable choice for both early morning flights and late-night arrivals.
To begin your journey, exit Union Station and head to the Quincy/Wells CTA station, a short 5-minute walk east on Quincy Street. Follow the signs for the Blue Line, which are clearly marked throughout the station. Purchase a Ventra ticket or card at the kiosk—a one-way fare costs $5, or $2.50 for reduced fares (seniors, students, and disabled riders). Boarding is straightforward: trains bound for O’Hare depart from the Forest Park-bound platform, so double-check the signage to ensure you’re heading in the right direction.
One of the Blue Line’s greatest advantages is its consistency. Unlike other transit options, it’s unaffected by Chicago’s notorious traffic congestion. Trains run every 4–10 minutes during peak hours and every 10–30 minutes overnight, ensuring you’re never left waiting long. For added convenience, the Blue Line stops directly at O’Hare’s Terminals 1, 2, and 3, with a shuttle to Terminal 5 available from the station.
While the Blue Line is a no-brainer for solo travelers or those with light luggage, it’s worth noting that crowded trains during rush hour can make maneuvering bulky bags challenging. If you’re traveling with multiple suitcases or prefer a more private option, consider pairing the Blue Line with a short taxi or rideshare for the final leg. However, for most travelers, the Blue Line’s speed, affordability, and round-the-clock availability make it the undisputed champion for airport transit in Chicago.
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Taxi or Ride-Share: Direct ride, ~30-60 minutes, costs $40-$60, traffic-dependent
For travelers seeking a straightforward and time-efficient journey from Union Station to Chicago’s O’Hare or Midway Airport, taxis and ride-shares emerge as the most direct options. Unlike public transit, which involves transfers and potential delays, a taxi or ride-share picks you up curbside and delivers you directly to your terminal. This door-to-door convenience is particularly valuable when navigating heavy luggage or tight schedules. The trade-off? A price tag of $40 to $60, depending on traffic and destination airport. For those prioritizing speed and simplicity, this is often the preferred choice.
The journey itself typically spans 30 to 60 minutes, though traffic conditions can significantly sway this estimate. Rush hour in Chicago, for instance, can double travel time, especially when heading to O’Hare. To mitigate this, consider booking your ride during off-peak hours or allowing ample buffer time. Ride-share apps like Uber and Lyft provide real-time traffic updates and fare estimates, offering transparency before you commit. Taxis, while less predictable in pricing, are readily available at Union Station’s taxi stands, ensuring immediate departure without the wait for a driver to arrive.
Cost-conscious travelers should weigh the convenience against the expense. While $40 to $60 may seem steep compared to public transit’s $5-$10 range, the value lies in time saved and stress avoided. For groups of two or more, splitting the fare makes this option more economical. Additionally, ride-shares often offer promotional discounts for airport trips, which can be applied during booking. Always confirm the fare estimate in the app or with the taxi driver beforehand to avoid surprises.
Practical tips can further enhance your experience. If using a ride-share, ensure your pickup location at Union Station is clearly communicated to avoid confusion. For taxis, have cash or a card ready, as some drivers may not accept digital payments. During peak travel seasons, book your ride in advance to secure availability. Lastly, consider traffic patterns: Midway Airport is closer and less prone to congestion, while O’Hare’s distance and highway traffic demand extra caution. By balancing these factors, a taxi or ride-share becomes a reliable, if pricier, solution for airport transfers.
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Shuttle Services: Shared airport shuttles, book in advance, ~$20-$30, multiple stops
Shared airport shuttles offer a budget-friendly and convenient option for travelers journeying from Union Station to Chicago’s airports, particularly O’Hare (ORD) or Midway (MDW). Priced between $20 and $30, these shuttles are significantly cheaper than taxis or rideshares, especially for solo travelers. The trade-off? Multiple stops along the route, which can extend travel time but also provide flexibility for passengers staying in various parts of the city. Booking in advance is essential, as seats fill quickly, particularly during peak travel times like early mornings or holidays. Most shuttle services operate on fixed schedules, so plan your departure from Union Station accordingly to align with their pickup times.
Analyzing the practicality, shared shuttles are ideal for those prioritizing cost over speed. For instance, a shuttle from Union Station to O’Hare might take 45–60 minutes, depending on traffic and the number of stops. While this is longer than a direct train or rideshare, the savings make it a compelling choice. Services like Go Airport Express or ShuttleOn demand are popular options, offering online booking and clear pickup locations near Union Station. Be sure to confirm your pickup spot in advance, as some shuttles have designated areas outside the station.
Persuasively, shared shuttles also reduce environmental impact by consolidating trips, making them a greener alternative to individual rides. For travelers with light luggage, this option is hassle-free, though those with multiple bags may find the shared space cramped. A practical tip: pack a small carry-on for easy access during the ride, as larger luggage is typically stored in the shuttle’s cargo area. Additionally, shuttles often provide Wi-Fi and charging ports, allowing you to stay productive or entertained during the journey.
Comparatively, while public transit options like the CTA Blue Line are even cheaper, shuttles offer door-to-door convenience without the need to navigate train transfers or carry luggage through stations. Rideshares, on the other hand, are faster but can cost upwards of $40 during peak hours. Shuttles strike a balance, providing affordability and ease without the stress of driving or parking. For families or groups, booking together ensures you’ll share the same shuttle, though individual seats are typically assigned upon reservation.
Descriptively, boarding a shared shuttle feels like joining a mini-community of travelers, each with their own destination but united by the shared goal of reaching the airport efficiently. The atmosphere is often quiet, with passengers either working on laptops or resting before their flights. Drivers are usually knowledgeable about the city, offering local insights if you strike up a conversation. For first-time visitors, this can be a bonus, providing a glimpse of Chicago’s hospitality even before you arrive at the airport. In essence, shared shuttles are a smart, cost-effective choice for those willing to trade a bit of time for significant savings and a stress-free journey.
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Driving Directions: Take I-90/I-94 W, ~18 miles, ~30 minutes without traffic
Navigating the 18-mile stretch from Union Station to Chicago O’Hare International Airport via I-90/I-94 W is straightforward, but timing is everything. This route, which typically takes 30 minutes without traffic, is a favorite for its directness. However, Chicago’s notorious congestion can double or triple travel time, especially during rush hours (6–9 AM and 4–7 PM). Plan accordingly by checking real-time traffic apps like Waze or Google Maps before departing. If your flight is time-sensitive, consider leaving Union Station at least 90 minutes before you need to arrive at the airport.
The route itself is simple: head north on Canal Street from Union Station, merge onto I-90/I-94 W (also known as the Kennedy Expressway), and follow it until you see signs for O’Hare. The expressway is well-marked, but stay in the right lanes after the first 5 miles to avoid inadvertently heading toward the suburbs. Toll roads are not part of this route, but keep an eye out for lane closures due to construction, which are common in Chicago. Pro tip: fill up your gas tank before leaving Union Station, as gas stations near the airport are often overpriced.
For those driving rental cars, familiarize yourself with the vehicle’s controls before hitting the expressway. I-90/I-94 W is a high-speed highway with aggressive drivers, so maintain a steady pace and use your turn signals early. If you’re traveling during winter, ensure your vehicle is equipped with proper tires and windshield fluid, as Chicago’s snow and ice can make the road treacherous. Keep a safe following distance, especially in poor weather, and avoid sudden maneuvers.
Comparing this route to alternatives like public transit or rideshares, driving offers control over your schedule but requires vigilance. Unlike the CTA Blue Line, which runs 24/7 but takes 40–50 minutes, driving lets you bypass crowded trains and luggage hassles. However, rideshares like Uber or Lyft can cost $40–$60 during peak times, while driving your own car or rental averages $10–$15 in gas. Weigh the convenience of door-to-door travel against the stress of navigating traffic, especially if you’re unfamiliar with Chicago’s grid system.
Finally, arriving at O’Hare, follow airport signs to your terminal. Domestic flights depart from Terminals 1, 2, or 3, while international flights use Terminal 5. Allow 5–10 minutes to navigate the airport’s loop road and find the correct drop-off or parking area. If returning a rental car, follow signs to the Rental Car Center, located on the airport’s west side. With a bit of preparation and awareness, the I-90/I-94 W route from Union Station to O’Hare is a reliable choice for travelers prioritizing speed and autonomy.
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Walking/Biking: Not recommended, ~18 miles, unsafe and impractical route
The distance between Union Station and Chicago O'Hare International Airport is approximately 18 miles, a trek that might tempt the adventurous or the frugal. However, walking or biking this route is neither practical nor safe. The journey would take an estimated 6–8 hours on foot or 3–4 hours by bike, assuming a steady pace and no stops. This duration alone makes it an inefficient choice for travelers, especially those with time-sensitive flights. Moreover, the route lacks dedicated pedestrian or bike paths for much of the way, forcing travelers onto busy streets and highways, which significantly increases the risk of accidents.
From a logistical standpoint, the path from Union Station to O'Hare Airport is fraught with challenges. The route traverses densely populated urban areas, industrial zones, and major thoroughfares like the Kennedy Expressway. These areas are not designed for non-motorized travel, and the lack of infrastructure for walkers and cyclists exacerbates the difficulty. For instance, the absence of bike lanes on key stretches like Milwaukee Avenue or the I-190 corridor leaves cyclists vulnerable to fast-moving traffic. Additionally, the unpredictable Chicago weather—ranging from scorching summers to icy winters—further complicates this journey, making it uncomfortable and potentially hazardous.
Safety is another critical concern. The route passes through neighborhoods with varying levels of pedestrian-friendliness, and some areas may feel unsafe, especially after dark. Travelers carrying luggage would be particularly vulnerable, as bulky bags can hinder mobility and make them targets for theft. Even during daylight hours, the sheer length of the journey increases exposure to risks, from traffic accidents to physical exhaustion. For these reasons, local authorities and transportation experts uniformly advise against walking or biking this route.
While the idea of a self-powered journey might appeal to eco-conscious travelers or those seeking a unique experience, the practical drawbacks far outweigh the benefits. Public transportation options, such as the CTA Blue Line, offer a direct, affordable, and safe alternative, completing the journey in under an hour. Ride-sharing services or taxis provide another convenient option, ensuring travelers arrive at the airport rested and stress-free. In the end, walking or biking from Union Station to O'Hare Airport is not just impractical—it’s a gamble with time, safety, and comfort that no traveler should take.
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Frequently asked questions
The easiest way is to take the CTA Blue Line train directly from Union Station to O'Hare. The journey takes about 40-45 minutes and trains run frequently.
Yes, you can take the CTA Orange Line train from Union Station to Midway Airport. The trip takes approximately 30 minutes, and trains depart regularly.
Yes, taxis and rideshares like Uber or Lyft are available. The cost varies, but it’s typically $40–$60 to O'Hare and $25–$40 to Midway, depending on traffic and time of day.











































