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Ontario to Ronald Reagan Washington National Airport flight
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Cheap Flights from Ontario to Ronald Reagan Washington National Airport

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • ONT00:59
        14h 8m
        1 stop
        DCA18:07
        Ontario - Washington D.C.|Sat, May 18|Frontier Airlines
        CAD 67CAD 152
        56% OFF
        56% OFF
        CAD 152CAD 67
      • ONT09:05
        23h 58m
        1 stop
        DCA12:03
        Ontario - Washington D.C.|Mon, May 20|Frontier Airlines
        CAD 71CAD 152
        53% OFF
        53% OFF
        CAD 152CAD 71
      • ONT00:59
        18h
        1 stop
        DCA21:59
        Ontario - Washington D.C.|Tue, May 14|Frontier Airlines
        CAD 73CAD 152
        52% OFF
        52% OFF
        CAD 152CAD 73
      • ONT00:59
        8h 1m
        1 stop
        DCA12:00
        Ontario - Washington D.C.|Sun, May 12|Frontier Airlines
        CAD 79
        CAD 79
      • ONT20:56
        18h 11m
        1 stop
        DCA18:07
        Ontario - Washington D.C.|Fri, May 17|Frontier Airlines
        CAD 86
        CAD 86
      • ONT00:49
        8h 20m
        1 stop
        DCA12:09
        Ontario - Washington D.C.|Tue, May 21|Frontier Airlines
        CAD 93
        CAD 93
      • ONT00:59
        8h 4m
        1 stop
        DCA12:03
        Ontario - Washington D.C.|Wed, May 22|Frontier Airlines
        CAD 97
        CAD 97
      • ONT00:59
        8h 1m
        1 stop
        DCA12:00
        Ontario - Washington D.C.|Wed, May 15|Frontier Airlines
        CAD 102
        CAD 102
      • ONT00:59
        8h 1m
        1 stop
        DCA12:00
        Ontario - Washington D.C.|Mon, May 13|Frontier Airlines
        CAD 107
        CAD 107
      • ONT07:26
        25h 34m
        1 stop
        DCA12:00
        Ontario - Washington D.C.|Sat, May 11|Frontier Airlines
        CAD 111
        CAD 111
      • ONT13:00
        3h 5m
        Direct
        DCA14:00
        Ontario - Washington D.C.|Thu, May 16|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Ontario to Ronald Reagan Washington National Airport
Frontier Airlines
From CAD 67
Delta Air Lines
From CAD 178
United Airlines
From CAD 241
American Airlines
From CAD 250
Southwest Airlines
From CAD 333
Alaska Airlines
From CAD 368
ANA airlines
Find more flights and airlines

Find Suitable Airport in Ontario

  • 12517.03 km from central Ontario
    Ontario International Airport
    Tickets From
    CAD 67
Flight Schedule from Ontario to Ronald Reagan Washington National Airport
Flight info.
Departure
Arrival
Weekly Schedule

  1. DL2027

    Delta Air Lines

    05:45

    ONT

    1.8h

    08:33

    SLC

    SMTWTFS
    Search

  2. DL553

    Delta Air Lines

    09:43

    SLC

    4.3h

    16:00

    DCA

    SMTWTFS

  3. DL2263

    Delta Air Lines

    06:00

    ONT

    4.2h

    13:10

    ATL

    SMTWTFS
    Search

  4. DL1005

    Delta Air Lines

    15:16

    ATL

    1.9h

    17:12

    DTW

    SMTWTFS

  5. DL2676

    Delta Air Lines

    18:02

    DTW

    1.5h

    19:30

    DCA

    S-TWT-S

  6. DL2263

    Delta Air Lines

    06:00

    ONT

    4.2h

    13:10

    ATL

    SMTWTFS
    Search

  7. DL953

    Delta Air Lines

    16:30

    ATL

    1.8h

    18:17

    DCA

    SMTWTFS

  8. F91500

    Frontier Airlines

    09:06

    ONT

    2.3h

    12:26

    DEN

    SMTWTFS
    Search

  9. F9688

    Frontier Airlines

    12:39

    DEN

    3.5h

    18:09

    DCA

    S--WT-S

  10. F91500

    Frontier Airlines

    09:06

    ONT

    2.3h

    12:26

    DEN

    SMTWTFS
    Search

  11. F93982

    Frontier Airlines

    16:35

    DEN

    3.4h

    21:59

    DCA

    S-T-TF-

  12. F91500

    Frontier Airlines

    09:06

    ONT

    2.3h

    12:26

    DEN

    SMTWTFS
    Search

  13. F9686

    Frontier Airlines

    06:39

    DEN

    3.5h

    12:09

    DCA

    SMTWTFS

  14. DL323

    Delta Air Lines

    12:45

    ONT

    4.1h

    19:50

    ATL

    SMTWTFS
    Search

  15. DL537

    Delta Air Lines

    21:40

    ATL

    1.7h

    23:24

    DCA

    SMTWTFS

  16. DL323

    Delta Air Lines

    12:45

    ONT

    4.1h

    19:50

    ATL

    SMTWTFS
    Search

  17. DL561

    Delta Air Lines

    21:00

    ATL

    1.7h

    22:44

    DCA

    S-TWTFS

  18. F91262

    Frontier Airlines

    13:32

    ONT

    2.5h

    17:02

    DEN

    SMTWTFS
    Search

  19. F9690

    Frontier Airlines

    16:27

    DEN

    3.5h

    21:59

    DCA

    -M-W--S

  20. F91262

    Frontier Airlines

    13:32

    ONT

    2.5h

    17:02

    DEN

    SMTWTFS
    Search

  21. F9688

    Frontier Airlines

    12:39

    DEN

    3.5h

    18:09

    DCA

    S--WT-S
Find more flights and airlines

Flight Info of Flights from Ontario to Ronald Reagan Washington National Airport

Cheapest return ticket price

CAD 221

Cheapest direct flight price

CAD 66

Cheapest month

April

Peak season for travel

July

FAQs for Ontario to Ronald Reagan Washington National Airport Flights

  • When are flight tickets from Ontario (ONT) to Washington D.C. (WAS) the cheapest?

    Airlines adjust prices for flights from Ontario to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Ontario (ONT) to Washington D.C. (WAS) cost?

    According to Trip.com's data, the lowest price is around CAD 516.

  • What's the most popular airline for direct flights from Ontario (ONT) to Washington D.C. (WAS)?

    Alaska Airlines operates 1 direct flights from Ontario (ONT) to Washington D.C. (WAS).

  • How many airports in Washington D.C. (WAS)?

    There are 2 airport(s) in Washington D.C. (WAS): Ronald Reagan Washington National Airport and Washington Dulles International Airport.

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