Cheap flights from Illinois to District of Columbia from $78

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — IAD
May 22 — May 291

How far in advance should I book a flight from Illinois to District of Columbia?

Find a great deal and save up to 128% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Illinois to District of Columbia within the next two weeks, with the cheapest ticket starting at $324.

What is the cheapest month to fly from Illinois to District of Columbia?

The best pricing can be found in the month of April. Prices to District of Columbia from Illinois average $260. You can even find prices in April for less than $260, as users have found deals to District of Columbia from as low as $68. The month of June appears to be one of the more expensive times to travel to District of Columbia from Illinois. Flying in the targeted month can save you up to 15%.

When is the cheapest time to fly from Illinois to District of Columbia (IL - DC)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to District of Columbia as you normally would.

Cheap United Airlines flights from Illinois to District of Columbia

Explore cheap flight options specifically provided by United Airlines for the route between Illinois and District of Columbia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 17, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Illinois to District of Columbia. Deals update often to give you more flight options matching your criteria
Tue 6/119:45 pmORD - IAD
Nonstop2h 02mUnited Airlines
Wed 6/126:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 5/16$169
Wed 6/269:45 pmORD - IAD
Nonstop2h 02mUnited Airlines
Mon 7/110:10 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 5/17$179
Wed 7/109:28 pmORD - IAD
Nonstop2h 02mUnited Airlines
Sun 7/1410:10 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 5/16$189
Sun 7/147:00 amORD - IAD
Nonstop1h 55mUnited Airlines
Wed 7/176:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 5/17$199
Sun 5/269:40 pmORD - IAD
Nonstop2h 02mUnited Airlines
Fri 5/3110:15 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 5/16$351
Sun 5/264:35 pmORD - IAD
1 stop4h 54mUnited Airlines
Fri 5/3110:15 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 5/16$361
Sat 5/256:21 pmORD - IAD
1 stop16h 14mUnited Airlines
Thu 5/306:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 5/16$382
Sat 5/259:45 pmORD - IAD
Nonstop2h 02mUnited Airlines
Thu 5/306:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 5/16$388
Sat 5/256:21 pmORD - DCA
2 stops15h 08mUnited Airlines
Thu 5/306:30 amDCA - ORD
Nonstop2h 11mUnited Airlines
Deal found 5/16$391

Cheap Delta flights from Illinois to District of Columbia

Explore cheap flight options specifically provided by Delta for the route between Illinois and District of Columbia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 17, 2024.
Some of the best deals we've found on Delta flights traveling from Illinois to District of Columbia. Check back soon if you're not seeing flights that suit your needs.
Tue 6/185:55 pmORD - IAD
1 stop4h 03mDelta
Tue 6/257:20 pmIAD - ORD
1 stop5h 36mDelta
Deal found 5/16$188
Wed 6/266:10 pmSTL - IAD
1 stop3h 48mDelta
Tue 7/26:00 amIAD - STL
1 stop6h 47mDelta
Deal found 5/16$198
Thu 5/237:09 amORD - IAD
1 stop3h 17mDelta
Tue 5/282:59 pmIAD - ORD
1 stop5h 36mDelta
Deal found 5/15$306
Thu 5/237:09 amORD - IAD
1 stop3h 17mDelta
Sun 5/266:18 amIAD - ORD
1 stop6h 07mDelta
Deal found 5/16$352
Sat 5/257:10 amSTL - IAD
1 stop5h 59mDelta
Sat 7/206:14 pmIAD - STL
1 stop4h 14mDelta
Deal found 5/16$363
Sun 5/265:44 pmORD - DCA
1 stop4h 50mDelta
Sat 6/16:10 amDCA - ORD
1 stop3h 49mDelta
Deal found 5/16$365

Cheap Illinois to District of Columbia flights in May & June 2024

Find cheap flight options from Illinois to District of Columbia specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 17, 2024.
Scroll through some of the best deals on flights from Illinois to District of Columbia in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 6/63:32 pmSTL - DCA
1 stop25h 37mFrontier
Tue 6/117:00 amDCA - STL
1 stop27h 29mFrontier
Deal found 5/16$150
Thu 6/63:32 pmSTL - DCA
1 stop25h 37mFrontier
Sun 6/97:00 amDCA - STL
1 stop27h 29mFrontier
Deal found 5/16$157
Wed 6/198:02 pmSTL - DCA
1 stop15h 03mFrontier
Thu 6/206:50 pmDCA - STL
1 stop15h 50mFrontier
Deal found 5/15$158
Thu 5/3011:06 pmSTL - DCA
1 stop11h 57mFrontier
Thu 6/67:00 amDCA - STL
1 stop8h 32mFrontier
Deal found 5/16$159
Thu 6/203:32 pmSTL - DCA
1 stop19h 37mFrontier
Mon 6/246:59 pmDCA - STL
1 stop20h 48mFrontier
Deal found 5/16$160
Thu 5/3011:06 pmSTL - DCA
1 stop11h 57mFrontier
Sun 6/27:00 amDCA - STL
1 stop16h 32mFrontier
Deal found 5/17$163
Tue 5/2810:44 pmSTL - DCA
1 stop12h 19mFrontier
Tue 6/47:00 amDCA - STL
1 stop7h 09mFrontier
Deal found 5/16$164
Fri 6/145:36 pmSTL - DCA
1 stop17h 29mFrontier
Sun 6/2312:59 pmDCA - STL
1 stop21h 30mFrontier
Deal found 5/17$167
Tue 6/183:21 pmORD - DCA
Nonstop1h 49mAmerican Airlines
Tue 6/257:26 amDCA - ORD
Nonstop2h 14mAmerican Airlines
Deal found 5/16$169

Illinois to District of Columbia 2024 flight deals

Discover exclusive flight deals for travel between Illinois and District of Columbia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 17, 2024.
Scroll through some of the best deals on flights from Illinois to District of Columbia in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 6/63:32 pmSTL - DCA
1 stop25h 37mFrontier
Tue 6/117:00 amDCA - STL
1 stop27h 29mFrontier
Deal found 5/16$150
Thu 6/63:32 pmSTL - DCA
1 stop25h 37mFrontier
Sun 6/97:00 amDCA - STL
1 stop27h 29mFrontier
Deal found 5/16$157
Wed 6/198:02 pmSTL - DCA
1 stop15h 03mFrontier
Thu 6/206:50 pmDCA - STL
1 stop15h 50mFrontier
Deal found 5/15$158
Thu 5/3011:06 pmSTL - DCA
1 stop11h 57mFrontier
Thu 6/67:00 amDCA - STL
1 stop8h 32mFrontier
Deal found 5/16$159
Thu 6/203:32 pmSTL - DCA
1 stop19h 37mFrontier
Mon 6/246:59 pmDCA - STL
1 stop20h 48mFrontier
Deal found 5/16$160
Thu 5/3011:06 pmSTL - DCA
1 stop11h 57mFrontier
Sun 6/27:00 amDCA - STL
1 stop16h 32mFrontier
Deal found 5/17$163
Tue 5/2810:44 pmSTL - DCA
1 stop12h 19mFrontier
Tue 6/47:00 amDCA - STL
1 stop7h 09mFrontier
Deal found 5/16$164
Fri 6/145:36 pmSTL - DCA
1 stop17h 29mFrontier
Sun 6/2312:59 pmDCA - STL
1 stop21h 30mFrontier
Deal found 5/17$167
Tue 6/183:21 pmORD - DCA
Nonstop1h 49mAmerican Airlines
Tue 6/257:26 amDCA - ORD
Nonstop2h 14mAmerican Airlines
Deal found 5/16$169

Non-stop flights to District of Columbia from Illinois

Discover non-stop flight options from Illinois to District of Columbia. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 17, 2024.
To help reduce your travel time, choose from one of these non-stop flights from Illinois to District of Columbia. Those looking to potentially save on 1 or 2-stop flights from Illinois to District of Columbia should utilize the search form at the the top of the page.
Tue 6/183:21 pmORD - DCA
Nonstop1h 49mAmerican Airlines
Tue 6/257:26 amDCA - ORD
Nonstop2h 14mAmerican Airlines
Deal found 5/16$169
Tue 6/119:45 pmORD - IAD
Nonstop2h 02mUnited Airlines
Wed 6/126:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 5/16$169
Wed 6/266:09 amSTL - DCA
Nonstop2h 02mAmerican Airlines
Tue 7/23:26 pmDCA - STL
Nonstop2h 25mAmerican Airlines
Deal found 5/16$179
Wed 6/269:45 pmORD - IAD
Nonstop2h 02mUnited Airlines
Mon 7/110:10 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 5/17$179
Wed 8/73:38 pmORD - DCA
Nonstop1h 49mAmerican Airlines
Mon 8/126:00 amDCA - ORD
Nonstop2h 09mAmerican Airlines
Deal found 5/16$184
Fri 8/167:00 amORD - IAD
Nonstop1h 53mUnited Airlines
Tue 8/2010:10 pmIAD - ORD
Nonstop2h 04mUnited Airlines
Deal found 5/16$184
Fri 9/66:24 amSTL - DCA
Nonstop2h 05mAmerican Airlines
Mon 9/97:45 pmDCA - STL
Nonstop2h 35mAmerican Airlines
Deal found 5/16$189
Wed 7/101:23 pmORD - DCA
Nonstop1h 52mAmerican Airlines
Tue 7/166:08 amDCA - ORD
Nonstop2h 10mAmerican Airlines
Deal found 5/16$189
Wed 7/109:28 pmORD - IAD
Nonstop2h 02mUnited Airlines
Sun 7/1410:10 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 5/16$189

Illinois to District of Columbia flights leaving soon

Find last-minute flight options from Illinois to District of Columbia for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 17, 2024.
Users seeking a last-minute flight from Illinois to District of Columbia should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.
Thu 5/2311:06 pmSTL - DCA
1 stop11h 57mFrontier
Tue 5/287:00 amDCA - STL
1 stop7h 09mFrontier
Deal found 5/16$184
Sun 5/2611:22 pmSTL - DCA
1 stop11h 41mFrontier
Fri 5/3112:55 pmDCA - STL
1 stop21h 30mFrontier
Deal found 5/16$190
Thu 5/2311:06 pmSTL - DCA
1 stop21h 53mFrontier
Tue 5/287:00 amDCA - STL
1 stop7h 09mFrontier
Deal found 5/17$202
Sat 5/2510:01 pmMDW - DCA
1 stop13h 02mFrontier
Sat 6/112:55 pmDCA - MDW
1 stop9h 11mFrontier
Deal found 5/16$223
Thu 5/236:38 amORD - DCA
Nonstop1h 47mAmerican Airlines
Thu 5/2311:47 amDCA - ORD
1 stop4h 29mAmerican Airlines
Deal found 5/16$230
Fri 5/248:45 pmSTL - DCA
1 stop14h 18mFrontier
Wed 5/296:57 pmDCA - STL
1 stop28h 09mFrontier
Deal found 5/17$241
Sun 5/266:40 amORD - DCA
1 stop4h 16mAmerican Airlines
Sun 5/263:32 pmDCA - ORD
Nonstop2h 22mAmerican Airlines
Deal found 5/17$243
Fri 5/246:05 pmSTL - IAD
1 stop25h 17mSun Country Air
Sun 5/2612:30 pmIAD - STL
1 stop5h 55mSun Country Air
Deal found 5/16$245
Fri 5/248:45 pmSTL - DCA
1 stop20h 22mFrontier
Tue 5/286:57 pmDCA - STL
1 stop15h 39mFrontier
Deal found 5/16$247

One-way flights to District of Columbia from Illinois

Search for one-way flight options from Illinois to District of Columbia. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 17, 2024.
Some of the best available deals we've found on one-way flights from Illinois to District of Columbia. Users in need of a round-trip flight from Illinois to District of Columbia instead should update the search form at the top of page.
Mon 7/158:05 pmORD - IAD
1 stop16h 05mSun Country Air
Deal found 5/16$78
Sat 6/158:02 pmSTL - DCA
1 stop15h 05mFrontier
Deal found 5/16$83
Tue 5/2810:44 pmSTL - DCA
1 stop12h 19mFrontier
Deal found 5/16$85
Fri 5/316:38 amORD - DCA
Nonstop1h 47mAmerican Airlines
Deal found 5/15$85
Wed 6/267:00 amORD - IAD
Nonstop1h 51mUnited Airlines
Deal found 5/16$85
Wed 6/58:02 pmSTL - DCA
1 stop24h 55mFrontier
Deal found 5/16$86
Tue 7/25:35 pmORD - IAD
1 stop15h 51mSun Country Air
Deal found 5/17$86
Fri 6/148:05 pmORD - IAD
1 stop15h 52mSun Country Air
Deal found 5/17$88
Sun 6/233:37 pmSTL - DCA
1 stop19h 28mFrontier
Deal found 5/16$89

Find flights from Illinois to District of Columbia within your budget

Customize your flight search to find flights from Illinois to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 17, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$150 - $285

Route

Depart

Return

Price

Lambert-St LouisWashington, D.C. Reagan-National

STL - DCA

STLDCA

Lambert-St Louis

Thu 6/6

1 stop25h 37m

Washington, D.C. Reagan-National

Tue 6/11

1 stop27h 29m

$150

Lambert-St LouisWashington, D.C. Reagan-National

STL - DCA

STLDCA

Lambert-St Louis

Thu 6/6

1 stop25h 37m

Washington, D.C. Reagan-National

Sun 6/9

1 stop27h 29m

$157

Chicago O'Hare IntlWashington, D.C. Reagan-National

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Tue 6/18

Nonstop1h 49m

Washington, D.C. Reagan-National

Tue 6/25

Nonstop2h 14m

$169

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Tue 6/11

Nonstop2h 02m

Washington, D.C. Dulles Intl

Wed 6/12

Nonstop2h 10m

$169

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 6/24

1 stop13h 25m

Washington, D.C. Dulles Intl

Wed 6/26

1 stop8h 50m

$185

Chicago O'Hare IntlWashington, D.C. Reagan-National

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Tue 6/25

1 stop5h 14m

Washington, D.C. Reagan-National

Tue 7/2

1 stop3h 35m

$188

Chicago O'Hare IntlWashington, D.C. Reagan-National

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Thu 8/15

1 stop5h 16m

Washington, D.C. Reagan-National

Mon 8/19

1 stop8h 59m

$219

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 6/19

3 stops22h 02m

Washington, D.C. Dulles Intl

Wed 6/26

1 stop8h 50m

$244

Chicago MidwayWashington, D.C. Reagan-National

MDW - DCA

MDWDCA

Chicago Midway

Mon 6/17

Nonstop1h 50m

Washington, D.C. Reagan-National

Thu 6/20

Nonstop2h 00m

$285

Flights are sorted by cheapest first

Deals found on 5/16

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated May 17, 2024.
See what other customers who have flown with United Airlines, Delta and American Airlines from Illinois to District of Columbia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,039 reviews

Crew

8.7

Entertainment

7.8

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
6,039 reviews
Southwest
8.2
Very good
6,039 reviews

Crew

8.7

Entertainment

7.8

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.1
Very good
9,162 reviews
Southwest
8.2
Very good
6,039 reviews

Crew

8.7

Entertainment

7.8

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.0
Very good
10,662 reviews
Southwest
8.2
Very good
6,039 reviews

Crew

8.7

Entertainment

7.8

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.6
Good
4,465 reviews
Southwest
8.2
Very good
6,039 reviews

Crew

8.7

Entertainment

7.8

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from Illinois to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Illinois to District of Columbia for under $200 on Cheapflights?

    Yes, there are multiple flights from Illinois to District of Columbia for under $200. The cheapest flight booked recently is on Frontier for just $150, but on average you can expect to pay $170.

  • Are there nonstop flights from Illinois to District of Columbia for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Illinois to District of Columbia under $200. A good price for a nonstop flight from Illinois to District of Columbia is less than $193.

  • Are there last-minute flights available from Illinois to District of Columbia for under $200?

    There are currently 20+ open flights from Illinois to District of Columbia within the next 7 days for less than $200.

  • What days are nonstop flights available from Illinois to District of Columbia?

    Nonstop flights are available for this route on the following days: Monday, Tuesday, Wednesday.

  • How many flights depart from Illinois to District of Columbia on average per day?

    On average, you can expect to see 19 flights from Illinois to District of Columbia a day.
    Morning (6am - Noon) - 26% of flight departures
    Afternoon (Noon - 6pm) - 26% of flight departures
    Evening (6pm - Midnight) - 47% of flight departures

  • How long is the flight from Illinois to District of Columbia?

    Departing from Illinois to District of Columbia will take you 1h 49m. Airlines will cover a distance of 590 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to District of Columbia one-way?

    The cheapest airline one-way is Sun Country Air, with whom users have recently found tickets for as low as $78. However, be on the lookout for offers from Frontier and American Airlines, as they are both options that can get you from Illinois to District of Columbia for a low price.

  • What does ORD to IAD mean?

    This is defined as Chicago O'Hare Intl Airport (ORD) and Washington, D.C. Dulles Intl Airport (IAD). Codes like Washington, D.C. Dulles Intl Airport are often used to just call airports uniquely. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA).

  • Can I find deals for flights from Illinois to District of Columbia that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to District of Columbia flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to District of Columbia with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to District of Columbia flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Illinois to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Illinois to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to District of Columbia.

  • Can I find deals for business class flights from Illinois to District of Columbia?

    Yes. Cheapflights offers flight deals from Illinois to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Illinois to District of Columbia that allow pets onboard?

    Many airlines flying from Illinois to District of Columbia offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to District of Columbia?

    Yes, you can often find last-minute deals on Illinois to District of Columbia flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to District of Columbia flight deals updated?

    The Illinois to District of Columbia flight deals you see on this page were last updated on 5/17.

See more FAQs

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Alternative routes for Illinois to District of Columbia
See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Illinois to District of Columbia

Discover the top 6 airlines that operate flights from Illinois to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 17, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$66Average$142FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$77Average$161FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
United AirlinesCheapest$140Average$403FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest$155Average$246FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
American AirlinesCheapest$156Average$407FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$168Average$393FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Search flights from Illinois to District of Columbia by cabin class

Find flights from Illinois to District of Columbia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Illinois to District of Columbia

Find hourly flight availability from Illinois to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 17, 2024.
7%of flight departuresEarly morningMidnight to 6 am
43%of flight departuresMorning6 am to noon
33%of flight departuresAfternoonNoon to 6 pm
17%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to District of Columbia?

Cheapflights makes it easy to find Illinois to District of Columbia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Illinois to District of Columbia?

Cheapflights helps you find that perfect flight to District of Columbia from Illinois by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Illinois to District of Columbia with no change fees?

Need flexible booking options for your flight to District of Columbia from Illinois? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to District of Columbia become cheaper?

Not ready to book yet? You can track prices for flights from Illinois to District of Columbia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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