Cheap flights from Illinois (IL) to Washington (WAS)

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Home North America USA Washington Cheap flights from Illinois to Washington

How to find the cheapest flight from
Illinois to Washington (WAS)

All the information you need to plan the best null to WAS flight in 2021: compare Illinois to Washington flight prices with the expected peak season, weather and rainfall in Washington.
How far in advance should I book a flight from Illinois to Washington?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 43 days in advance, which can save you up to 14% on flights from Illinois to Washington compared to booking the week you need them. Waiting 43 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $262. For sooner than that we have options available in the next 3 days from $293.

What is the cheapest month to fly from Illinois to Washington?

August can be a great time to fly to Washington from Illinois with a flight ticket averaging about $285. Cheapflights users have found deals in the month of August for as cheap as $90. The most expensive prices can be found in the month of June.

Cheap flights from Illinois to Washington in June, July 2021

The best prices found for Illinois to WAS flights for June, July
30 Jul - 2 Aug
$99pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
13 Jul - 14 Jul
$100pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
13 Jul - 31 Jul
$101pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Illinois to Washington 2021 flight deals

Cheap flights to Washington from Illinois found for this year
11 Sep - 15 Sep
$54pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
11 Sep - 15 Sep
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
14 Sep - 21 Sep
$59pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Non-stop flights to Washington from Illinois

Save time with Illinois to Washington direct flight deals
11 Sep - 15 Sep
$54pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
11 Sep - 15 Sep
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
14 Sep - 21 Sep
$59pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Illinois to Washington

Late deals on round-trip flights to Washington from Illinois, departing today and this week
22 Jun - 13 Jul
$124pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
24 Jun - 4 Jul
$131pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
22 Jun - 6 Jul
$148pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Washington from Illinois

The cheapest one-way flights from Illinois to Washington
2:30 pm - 5:28 pm
United Airlines
Nonstop
1h 58m
ORD - BWI
United Airlines
$79
United
11:56 am - 6:32 pm
Spirit Airlines
1 Stop
5h 36m
ORD - BWI
Spirit Airlines
$84
Kiwi.com
12:00 pm - 8:02 pm
American Airlines
1 Stop
7h 02m
ORD - BWI
American Airlines
$86

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Illinois</span> to <span class="emphasized">Washington</span> flights.

Flight FAQs

From Illinois to Washington

Are flight prices decreasing from Illinois to Washington due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Illinois and Washington for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Illinois to Washington have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Illinois to Washington that may be offering flexible cancellation policies are American Airlines, United Airlines, and Spirit Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Illinois to Washington for under $100 on Cheapflights?

Yes, there are multiple flights from Illinois to Washington for under $100. The cheapest flight booked recently is on Spirit Airlines for just $54, but on average you can expect to pay $86.

Are there nonstop flights from Illinois to Washington for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Illinois to Washington under $100. A good price for a nonstop flight from Illinois to Washington is less than $108.

Are there last-minute flights available from Illinois to Washington for under $200?

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

What days are nonstop flights available from Illinois to Washington?

Days when nonstop flights are available for this flight are: Sunday, Friday.

What are the most popular airlines that fly from Illinois to Washington?

Major Airline, American Airlines and Delta are the most popular airlines when flying from Illinois to Washington.

What are the most popular routes from Illinois to Washington?

The most popular flight routes from Illinois to Washington are Chicago O'Hare Intl - Washington Dulles Intl, Chicago O'Hare Intl - Baltimore/Washington and Chicago O'Hare Intl - Washington Reagan-National.

What are the cheapest Flights from Illinois to Washington?

The cheapest flight price from Illinois to Washington is $91. On average you can expect to pay $455. The most popular route, (Chicago O'Hare Intl - Washington Dulles Intl), can usually be booked for $229.

What are the most reliable airlines from Illinois to Washington?

Consider Egypt Air (100%), Republic Airways (98%) or SAS (98%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Washington.

How long is the flight from Illinois to Washington?

United Airlines and American Airlines can get you from Illinois to Washington in just under 1h 48m. Your travel time will be generally consistent. Generally, flights for this route are nonstop.

What is the cheapest airline to fly from Illinois to Washington round-trip?

According to our current data, Spirit Airlines ($54), offers the cheapest pricing from Illinois to Washington.

What are the cheapest airlines to fly from Illinois to Washington one-way?

To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $29. United Airlines flights start at $79 while deals on American Airlines start at $86 one-way.

Related searches

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Departure points for flights from Illinois to Washington

Select to see more specific information for flights to Washington from all departure points in Illinois.
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Destination information for Washington

Things to know before you go - useful duration and weather info for your trip from Illinois to Washington.
Flight duration
2h 08m
Average temperature for June in Washington
86.0 °F
Avg rainfall for June in Washington
4.2 ″

Airports servicing

Belleville (BLV)
Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing Washington

Washington Dulles Intl (IAD)
Reagan National (DCA)

Top 5 airlines flying from Illinois to Washington

The chart below displays the airlines Cheapflights users traveling from Illinois to Washington choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines 		$60 $171 No cancel fee 65%
JetBlue 		$100 $223 No cancel fee 62%
American Airlines 		$43 $345 No cancel fee 71%
United Airlines 		$153 $359 No cancel fee 69%
Delta 		$90 $372 No cancel fee N/A

Popular flight searches

Check out other popular destinations found by fellow travelers in 2021.
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