Flights from Ottawa to Washington, D.C. starting from USD268*

Promo Code

fc-booking-disclaimer

Lowest fares from Ottawa to Washington, D.C. 

Try alternate month or interact with individual days below in order to find offers.
Mar 2026
No fares searched this month
Apr 2026
FromUSD277*
Seen: 1 day ago
Flight Type One Way/Economy
May 2026
FromUSD278*
Seen: 6 hours ago
Flight Type One Way/Economy
USD277
Displaying fares for March-2026
  • 14

    Sat

    MAR

  • 15

    Sun

  • 16

    Mon

  • 17

    Tue

  • 18

    Wed

  • 19

    Thu

  • 20

    Fri

  • 21

    Sat

  • 22

    Sun

  • 23

    Mon

  • 24

    Tue

  • 25

    Wed

  • 26

    Thu

  • 27

    Fri

  • 28

    Sat

  • 29

    Sun

  • 30

    Mon

  • 31

    Tue

  • 01

    Wed

    APR

  • 02

    Thu

  • 03

    Fri

  • 04

    Sat

  • 05

    Sun

  • 06

    Mon

  • 07

    Tue

  • 08

    Wed

  • 09

    Thu

  • 10

    Fri

  • 11

    Sat

  • 12

    Sun

  • 13

    Mon

    • RangeUSD277-USD402

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

    Flights from Ottawa to Washington, D.C.

    Great deals from Ottawa to Washington, D.C.

    USD
    FromToDatesFare TypePrice

    Ottawa (YOW)

    Washington, D.C. (IAD)

    Jun 10, 2026

    		One-way fare/Economy

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

    Related Links

    Explore Porter Airlines's Top-Pick Destinations