Travel with Air Canada from Ottawa, ON to Washington, D.C. (YOW - WAS) from CAD 311*

Promotion code

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

Flights between Ottawa, ON and Washington, D.C. - our lowest fares in cash

Oct 2026
FromCAD 311*
One way/Economy
Nov 2026
FromCAD 311*
One way/Economy
Dec 2026
FromCAD 311*
One way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label CAD 311
cmp-daily-histogram-bars-legend-max-price-aria-label CAD 773
Displaying fares for October-2026
  • YOW–IAD, Oct 09, 2026: From CAD 773
    09

    Fr

    OCT

  • YOW–IAD, Oct 10, 2026: From CAD 773
    10

    Sa

  • YOW–IAD, Oct 11, 2026: From CAD 773
    11

    Su

  • YOW–IAD, Oct 12, 2026: From CAD 694
    12

    Mo

  • YOW–DCA, Oct 13, 2026: From CAD 694
    13

    Tu

  • YOW–DCA, Oct 14, 2026: From CAD 694
    14

    We

  • YOW–IAD, Oct 15, 2026: From CAD 694
    15

    Th

  • YOW–DCA, Oct 16, 2026: From CAD 630
    16

    Fr

  • YOW–IAD, Oct 17, 2026: From CAD 630
    17

    Sa

  • YOW–IAD, Oct 18, 2026: From CAD 630
    18

    Su

  • YOW–IAD, Oct 19, 2026: From CAD 528
    19

    Mo

  • YOW–IAD, Oct 20, 2026: From CAD 528
    20

    Tu

  • YOW–IAD, Oct 21, 2026: From CAD 528
    21

    We

  • YOW–IAD, Oct 22, 2026: From CAD 528
    22

    Th

  • YOW–IAD, Oct 23, 2026: From CAD 409
    23

    Fr

  • YOW–DCA, Oct 24, 2026: From CAD 384
    24

    Sa

  • YOW–IAD, Oct 25, 2026: From CAD 553
    25

    Su

  • YOW–IAD, Oct 26, 2026: From CAD 409
    26

    Mo

  • YOW–DCA, Oct 27, 2026: From CAD 384
    27

    Tu

  • YOW–DCA, Oct 28, 2026: From CAD 384
    28

    We

  • YOW–DCA, Oct 29, 2026: From CAD 384
    29

    Th

  • YOW–DCA, Oct 30, 2026: From CAD 311
    30

    Fr

  • YOW–DCA, Oct 31, 2026: From CAD 311
    31

    Sa

  • YOW–DCA, Nov 01, 2026: From CAD 311
    01

    Su

    NOV

  • YOW–DCA, Nov 02, 2026: From CAD 311
    02

    Mo

  • YOW–DCA, Nov 03, 2026: From CAD 317
    03

    Tu

  • YOW–DCA, Nov 04, 2026: From CAD 311
    04

    We

  • YOW–IAD, Nov 05, 2026: From CAD 332
    05

    Th

  • YOW–DCA, Nov 06, 2026: From CAD 311
    06

    Fr

  • YOW–DCA, Nov 07, 2026: From CAD 311
    07

    Sa

  • YOW–IAD, Nov 08, 2026: From CAD 332
    08

    Su

    • RangeCAD 311-CAD 773

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

    Book flights from Ottawa, ON (YOW) to Washington, D.C. (WAS) | Air Canada

    Flights between Ottawa, ON and Washington, D.C. - our lowest fares in points

    pts
    keyboard_arrow_down
    Flights between Ottawa, ON and Washington, D.C. - our lowest fares in points
    From
    To
    Fare Type
    Departure
    Price
    Ottawa, ON (YOW)Washington, D.C. (DCA)One-way
    /
    Economy    		 Nov 12, 2026

    From

    23,512 pts
    + CAD 262

    Viewed: 1 day ago

    Ottawa, ON (YOW)Washington, D.C. (DCA)One-way
    /
    Economy    		 Nov 09, 2026

    From

    11,531 pts
    + CAD 179

    Viewed: 1 day ago

    Ottawa, ON (YOW)Washington, D.C. (IAD)One-way
    /
    Economy    		 Oct 09, 2026

    From

    10,000 pts
    + CAD 166

    Viewed: 1 day ago

    *Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs 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.

    Explore all routes from Ottawa, ON to Washington, D.C.