Ethiopian Airlines offers 32-inch pitch in Economy Class, enhancing comfort on short-haul flights.
Ethiopian Airlines' Star Alliance membership allows quick mile earning and redemption, beneficial for frequent travelers.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $154 (Kiwi.com) |
One-way from | $64 (Travelocity) |
Popular in | November |
Cheapest in | August |
Average price | $329 |
Good round-trip deal | $275 or less |
Good one-way deal | $157 or less |
Fly from
Fly to
Route
Depart
Return
Price
ColumbusBaltimore
CMH - BWI
CMHBWI
Columbus
Fri 1/23
12:03 pm-12:36 am
1 stop12h 33m
Baltimore/Washington
Sun 1/25
5:47 pm-10:47 am
2 stops17h 00m
ColumbusBaltimore
CMH - BWI
CMHBWI
Columbus
Thu 1/8
10:40 am-11:44 pm
1 stop13h 04m
Baltimore/Washington
Sun 1/11
5:25 pm-9:40 am
1 stop16h 15m
ColumbusWashington, D.C.
CMH - DCA
CMHDCA
Columbus
Tue 1/13
12:15 pm-6:20 pm
1 stop6h 05m
Washington, D.C. Reagan-National
Tue 1/20
7:25 am-8:55 am
Nonstop1h 30m
ColumbusWashington, D.C.
CMH - DCA
CMHDCA
Columbus
Tue 2/3
5:36 pm-7:00 pm
Nonstop1h 24m
Washington, D.C. Reagan-National
Sat 2/7
1:00 pm-2:37 pm
Nonstop1h 37m
ColumbusWashington, D.C.
CMH - DCA
CMHDCA
Columbus
Tue 1/20
5:45 pm-7:00 pm
Nonstop1h 15m
Washington, D.C. Reagan-National
Thu 1/22
11:15 am-3:50 pm
1 stop4h 35m
ColumbusWashington, D.C.
CMH - DCA
CMHDCA
Columbus
Sat 2/7
12:19 pm-1:44 pm
Nonstop1h 25m
Washington, D.C. Reagan-National
Tue 2/10
4:59 pm-6:39 pm
Nonstop1h 40m
ColumbusWashington, D.C.
CMH - IAD
CMHIAD
Columbus
Sat 1/31
8:00 pm-9:25 pm
Nonstop1h 25m
Washington, D.C. Dulles Intl
Mon 2/2
5:35 pm-7:06 pm
Nonstop1h 31m
ColumbusWashington, D.C.
CMH - DCA
CMHDCA
Columbus
Wed 2/4
6:00 am-7:29 am
Nonstop1h 29m
Washington, D.C. Reagan-National
Mon 2/9
7:36 am-9:15 am
Nonstop1h 39m
ColumbusBaltimore
CMH - BWI
CMHBWI
Columbus
Fri 1/9
12:03 pm-12:29 am
1 stop12h 26m
Baltimore/Washington
Sun 1/11
5:25 pm-9:40 am
1 stop16h 15m
ColumbusWashington, D.C.
CMH - DCA
CMHDCA
Columbus
Thu 1/1
6:30 am-11:37 am
1 stop5h 07m
Washington, D.C. Reagan-National
Wed 1/7
8:50 am-1:28 pm
1 stop4h 38m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The best time to book flights from Columbus Airport to Washington, D.C. is 47 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, September is the cheapest month in which you can book a flight from Columbus Airport to Washington, D.C. (average of $77). Flying from Columbus Airport to Washington, D.C. in December is currently the most expensive (average of $206). 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 Columbus Airport to Washington, D.C. is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 24% on airfare.
Travelers seeking maximum savings on their Columbus Airport to Washington, D.C. flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$281 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$179 | Average$312 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$190 | Average$305 | FlexibilityNo cancel fee | On-time69% |