×
LOGIN OR SIGNUP

Ontario To Washington Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

calender

Friday

Return Date

Book a round trip
to save more

calender

TRAVELLER & CLASS

1 Traveller

Economy

September
October
November
December
January
February
March
April
August

September is by far the best month, wherein you can get cheapest flights for Ontario to Washington. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From Ontario To Washington

Cheapest
Frontier Airlines
Frontier Airlines

ONT

19:15

Ontario Ontario International Airport

Sun , 14 Sep 2025

10h 02m
ellipse
1 Stop

IAD

09:17

Washington Washington Dulles International Airport

Mon, 15 Sep 2025

AED362
Frontier Airlines
Frontier Airlines

ONT

19:15

Ontario Ontario International Airport

Sun , 07 Sep 2025

10h 02m
ellipse
1 Stop

IAD

09:17

Washington Washington Dulles International Airport

Mon, 08 Sep 2025

AED364
Southwest
Southwest

ONT

06:30

Ontario Ontario International Airport

Tue , 09 Sep 2025

05h 45m
ellipse
1 Stop

IAD

16:15

Washington Washington Dulles International Airport

Tue, 09 Sep 2025

AED1254
Southwest
Southwest

ONT

05:55

Ontario Ontario International Airport

Sun , 07 Sep 2025

05h 25m
ellipse
1 Stop

IAD

15:20

Washington Washington Dulles International Airport

Sun, 07 Sep 2025

AED1415
Southwest
Southwest

ONT

13:25

Ontario Ontario International Airport

Mon , 08 Sep 2025

05h 25m
ellipse
1 Stop

IAD

22:50

Washington Washington Dulles International Airport

Mon, 08 Sep 2025

AED1415
American Airlines
American Airlines

ONT

12:45

Ontario Ontario International Airport

Wed , 01 Oct 2025

07h 00m
ellipse
1 Stop

IAD

22:45

Washington Washington Dulles International Airport

Wed, 01 Oct 2025

AED2140
American Airlines
American Airlines

ONT

23:59

Ontario Ontario International Airport

Sun , 28 Sep 2025

07h 58m
ellipse
1 Stop

IAD

10:57

Washington Washington Dulles International Airport

Mon, 29 Sep 2025

AED2210
American Airlines
American Airlines

ONT

23:59

Ontario Ontario International Airport

Sun , 14 Sep 2025

07h 58m
ellipse
1 Stop

IAD

10:57

Washington Washington Dulles International Airport

Mon, 15 Sep 2025

AED2630
Delta Airlines
Delta Airlines

ONT

11:55

Ontario Ontario International Airport

Sun , 28 Sep 2025

06h 44m
ellipse
1 Stop

IAD

21:39

Washington Washington Dulles International Airport

Sun, 28 Sep 2025

AED4100
ellipse

Early Morning Flight Ontario to Washington

wallet
Cheapest Flight
Found
AED1415
group
Average Flight
Time
05h 25m
calendra
Date/Time
07 Sep 2025
05:55 AM
plane
Airlines
Southwest
Ellipse

Late Night Flight Ontario to Washington

wallet
Cheapest Flight
Found
AED2210
group
Average Flight
Time
07h 58m
calendar
Date/Time
28 Sep 2025
23:59 PM
plane
Airlines
American Airlines

Book Your Flight Tickets from Ontario (ONT) to Washington (IAD) with EaseMyTrip

Seamless flight bookings from Ontario (ONT) to Washington (IAD) just got easier, all thanks to EaseMyTrip, your ultimate travel companion offering seamless journeys. Whether it’s economy class or premium class, with us you can compare, find and book cheap flights online instantly in just a few clicks, making your travel experience stress-free, fun and affordable. As one of the prominent platforms worldwide, we enable travellers to check out the most suitable options and top airlines.

Through this, we promise you a journey that’s not only cost-effective but also worth investing in, as well as an amazing opportunity to fly in style while relishing the best in-flight services. So, if you’ve already planned to take off from Ontario (ONT) to Washington (IAD), then don’t wait any longer. Make flight booking online now with EaseMyTrip and unlock massive savings on your flight while enjoying a top-quality flying experience.

Ontario to Washington Flights Distance, Duration & Price

Typically, the non-stop flights from Ontario to Washington are approximately 3599 Km and direct flights take around 10:55 hrs to reach the destination seamlessly.

Also, when it comes to the airport in Ontario then Ontario International Airport is one of the most prominent airports. On the other hand, Washington Dulles International Airport is the major airport from where you can easily reach Washington. Furthermore, Frontier Airlines, Southwest, American Airlines, Delta Airlines are the top airlines that operate regularly for this route.

Why Book Flights from Ontario (ONT) to Washington (IAD)?

At EaseMyTrip, we aim to offer a seamless flying experience to every traveller from around the world. To accomplish such a vision, we feature advanced solutions and offer exclusive benefits like no other. Some of these assured perks include: -


Exclusive Discounts & Offers:

With us, users can unlock special deals and discounts on flights from Ontario to Washington. Through this, users can start their much-waited journey without burning every single penny.


Simplified Booking Procedure for Flights from Ontario to Washington:

Online flight bookings have never been so easy. With EaseMyTrip, you enter all the relevant details as per your preference and get instant results in just a few clicks.


Wide Range of Airlines:

At EaseMyTrip, we have partnered with over 400 top airlines present across the globe, offering you the opportunity to select the best suitable options that are tailored according to your needs.


24/7 Reliable Customer Support:

Whether you’re flying for a business tour or just a normal vacation, you can effortlessly plan your journey. To offer personalized assistance, we also provide 24/7 customer support that’s always ready to solve all your concerns and queries immediately.

So, are you ready to book your Ontario (ONT) to Washington (IAD) flights? If yes, then visit EaseMyTrip today and enjoy your seamless journey in pure comfort and convenience.

Frequently Asked Questions
Q.How much time does it take to fly from Ontario to Washington?
Q.What’s the actual flight distance between Ontario to Washington?
Q.Which is the nearest airport to Ontario ?
Q.Which airport is near to Washington ?
Q.What is the baggage allowance for Ontario to Washington?
Q.How early should I book my flight?
Q.Which month is the cheapest month to fly from Ontario to Washington?