For a smooth departure from IAD, use the Aerotrain to quickly reach your gate. Pay attention to signage as it's not a loop system.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $128 (Frontier) |
One-way from | $64 (Priceline) |
Popular in | January |
Cheapest in | August |
Average price | $443 |
Fly from
Fly to
Route
Depart
Return
Price
BaltimoreKansas City
BWI - MCI
BWIMCI
Baltimore/Washington
Thu 2/26
7:01 pm-11:54 pm
1 stop5h 53m
Kansas City
Mon 3/2
5:47 pm-10:53 pm
1 stop4h 06m
BaltimoreKansas City
BWI - MCI
BWIMCI
Baltimore/Washington
Sat 2/14
1:10 pm-3:05 pm
Nonstop2h 55m
Kansas City
Tue 2/17
4:35 pm-7:55 pm
Nonstop2h 20m
Washington, D.C.Kansas City
DCA - MCI
DCAMCI
Washington, D.C. Reagan-National
Thu 2/26
6:00 am-11:13 am
1 stop6h 13m
Kansas City
Mon 3/2
5:47 pm-10:57 pm
1 stop4h 10m
BaltimoreKansas City
BWI - MCI
BWIMCI
Baltimore/Washington
Fri 2/13
6:55 pm-12:05 am
2 stops6h 10m
Kansas City
Tue 2/17
6:20 am-9:50 am
Nonstop2h 30m
Washington, D.C.Kansas City
IAD - MCI
IADMCI
Washington, D.C. Dulles Intl
Sun 1/18
1:05 pm-3:10 pm
Nonstop3h 05m
Kansas City
Wed 1/21
8:00 am-4:00 pm
1 stop7h 00m
Washington, D.C.Kansas City
IAD - MCI
IADMCI
Washington, D.C. Dulles Intl
Sun 1/18
9:05 am-4:30 pm
1 stop8h 25m
Kansas City
Wed 1/21
6:50 am-3:50 pm
1 stop8h 00m
BaltimoreKansas City
BWI - MCI
BWIMCI
Baltimore/Washington
Thu 1/8
3:52 pm-10:40 pm
1 stop7h 48m
Kansas City
Mon 1/12
8:00 am-2:11 pm
1 stop5h 11m
Washington, D.C.Kansas City
DCA - MCI
DCAMCI
Washington, D.C. Reagan-National
Tue 1/13
3:40 pm-8:02 pm
1 stop5h 22m
Kansas City
Thu 1/15
5:47 pm-10:57 pm
1 stop4h 10m
Washington, D.C.Kansas City
IAD - MCI
IADMCI
Washington, D.C. Dulles Intl
Thu 1/8
8:20 am-10:32 am
1 stop27h 12m
Kansas City
Mon 1/12
8:00 am-4:00 pm
1 stop7h 00m
Washington, D.C.Kansas City
IAD - MCI
IADMCI
Washington, D.C. Dulles Intl
Thu 1/29
1:05 pm-3:10 pm
Nonstop3h 05m
Kansas City
Mon 2/2
5:45 pm-9:17 pm
Nonstop2h 32m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The best time to book flights from Washington, D.C. to Kansas City is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Kansas City (average of $157). Flying from Washington, D.C. to Kansas City in March is currently the most expensive (average of $301). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Washington, D.C. to Kansas City is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 3% on airfare.
Travelers seeking maximum savings on their Washington, D.C. to Kansas City flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from WAS to MCI are scheduled on a Friday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).
Overall
Comfort
Food
Crew
Entertainment
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Food
Crew
Entertainment
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Food
Crew
Entertainment
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Food
Crew
Entertainment
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Food
Crew
Entertainment
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Comfort
Food
Crew
Entertainment
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$90 | Average$241 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$111 | Average$243 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$191 | Average$363 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$226 | Average$392 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$247 | Average$394 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$257 | Average$433 | FlexibilityNo cancel fee | On-time69% |