Expect crowded check-in areas at IAD during afternoon and evening hours, so plan to arrive early to avoid delays.

Most accurate provider | Gotogate 3 stars |
|---|---|
Most trusted provider | Gotogate 3 stars |
Round-trip from | $474 (Air Canada) |
One-way from | $226 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $538 |
Good round-trip deal | $608 or less |
Good one-way deal | $439 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
mar. 11/11
6:50 pm-3:20 pm
1 stop14h 30m
Madrid Barajas
mié. 11/19
6:00 am-11:03 pm
2 stops23h 03m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
mar. 11/25
6:05 pm-12:10 pm
1 stop12h 05m
Madrid Barajas
mar. 12/2
11:00 am-4:05 pm
1 stop35h 05m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
mar. 11/25
5:45 pm-11:45 am
1 stop12h 00m
Madrid Barajas
vie. 12/5
11:05 am-2:00 pm
Nonstop8h 55m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
lun. 2/23
12:30 pm-11:30 am
2 stops17h 00m
Madrid Barajas
vie. 3/6
1:05 pm-12:07 am
2 stops17h 02m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
mié. 1/14
6:20 pm-11:55 am
1 stop11h 35m
Madrid Barajas
sáb. 2/7
12:50 pm-7:55 pm
1 stop13h 05m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
vie. 2/27
6:20 pm-11:55 am
1 stop11h 35m
Madrid Barajas
mar. 3/10
12:50 pm-8:55 pm
1 stop13h 05m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
vie. 1/30
9:45 pm-4:55 pm
1 stop13h 10m
Madrid Barajas
mar. 2/24
12:50 pm-7:55 pm
1 stop13h 05m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
mié. 2/4
3:42 pm-9:15 am
1 stop11h 33m
Madrid Barajas
dom. 2/22
11:15 am-12:07 am
1 stop18h 52m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
jue. 2/26
6:00 am-8:00 am
2 stops20h 00m
Madrid Barajas
jue. 3/5
10:00 am-9:13 pm
2 stops17h 13m
Washington, D.C.Madrid
IAD - MAD
IADMAD
Washington, D.C. Dulles Intl
lun. 12/15
10:08 am-9:15 am
1 stop17h 07m
Madrid Barajas
jue. 1/15
10:00 am-11:37 pm
2 stops19h 37m
| 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 Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Madrid may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Madrid (average of $353). Flying from Washington, D.C. Dulles Intl Airport to Madrid in June is currently the most expensive (average of $598). 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.
Unlike in the morning, when flights are generally more expensive, you can save up to 17% on flights from Washington, D.C. Dulles Intl Airport to Madrid by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Madrid flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
About 22% of weekly flights between Washington, D.C. and Madrid have experienced delays in the past year, with the average delay time being 178 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, LEVEL have had the lowest number of delays on this route, with no flights being classified as delayed.
Lisbon (LIS) – chosen by Cheapflights users on 60% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Madrid on Cheapflights.
Flights via Dublin (DUB) have the shortest average one-way travel time for 1-stop routes: 10h 35m.
Flights via Dublin (DUB) have the shortest average one-way travel time for 1-stop routes: 10h 35m.
Flights via Dublin (DUB) offer the fastest connection on this route, with an average layover time of 2h 13m.
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Sebrena,Oct 2025
IAH - RSW
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Sebrena,Oct 2025
IAH - RSW
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Sebrena,Oct 2025
IAH - RSW
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Sebrena,Oct 2025
IAH - RSW
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Sebrena,Oct 2025
IAH - RSW
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Sebrena,Oct 2025
IAH - RSW
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$198 | Average$733 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$325 | Average$506 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$353 | Average$510 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$390 | Average$714 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$409 | Average$585 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$424 | Average$727 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$448 | Average$581 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$470 | Average$601 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$478 | Average$705 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$479 | Average$678 | FlexibilityNo cancel fee | On-time77% |