Cheap flights from BIL to IAD (Logan Intl. to Washington Dulles Intl.)

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Cheap Flights from BIL to IAD starting at $200 One Way, $388 Round Trip

Prices starting at $388 for return flights and $200 for one-way flights to Washington Dulles Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 4 - Sat, Dec 6
BIL
Billings
IAD
Washington
$388 Roundtrip, found 16 hours ago
$388
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Billings to Washington, returning Sat, Dec 6, priced at $388 found 16 hours ago
Thu, Dec 4 - Sat, Dec 6
BIL
Billings
IAD
Washington
$389 Roundtrip, found 16 hours ago
$389
Roundtrip
found 16 hours ago
Select United flight, departing Thu, Dec 4 from Billings to Washington, returning Sat, Dec 6, priced at $389 found 16 hours ago
Thu, Dec 4 - Sat, Dec 6
BIL
Billings
IAD
Washington
$389 Roundtrip, found 16 hours ago
$389
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Thu, Dec 4 from Billings to Washington, returning Sat, Dec 6, priced at $389 found 16 hours ago
Thu, Dec 4 - Sat, Dec 6
BIL
Billings
IAD
Washington
$395 Roundtrip, found 16 hours ago
$395
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Thu, Dec 4 from Billings to Washington, returning Sat, Dec 6, priced at $395 found 16 hours ago
Tue, Sep 2 - Tue, Sep 9
BIL
Billings
IAD
Washington
$432 Roundtrip, found 1 day ago
$432
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 2 from Billings to Washington, returning Tue, Sep 9, priced at $432 found 1 day ago

Hotel Ideas near Washington Dulles Intl.

Hotels In Washington

Wingate by Wyndham Chantilly / Dulles Airport

Wingate by Wyndham Chantilly / Dulles Airport

3 out of 5
3940 Centerview Dr, Chantilly, VA
$97 nightly
The price is $111 total per night from Sep 1 to Sep 2
$111 total
Sep 1 - Sep 2
Total includes taxes and fees
Stay at this 3-star business-friendly hotel in Chantilly. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.2/10 Very Good! (1,377 reviews)
"Efficient front desk. Good breakfast with friendly service. Clean rooms, good amenities."

Reviewed on Aug 17, 2025

Wingate by Wyndham Chantilly / Dulles Airport
Hampton Inn Washington-Dulles Int'l Airport South

Hampton Inn Washington-Dulles Int'l Airport South

2.5 out of 5
4050 Westfax Dr, Chantilly, VA
$93 nightly
The price is $107 total per night from Sep 7 to Sep 8
$107 total
Sep 7 - Sep 8
Total includes taxes and fees
Book a stay at this business-friendly hotel in Chantilly. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.8/10 Excellent! (1,002 reviews)
Excellent Service
"Excellent service."

Reviewed on Aug 14, 2025

Hampton Inn Washington-Dulles Int'l Airport South
Sheraton Pentagon City Hotel

Sheraton Pentagon City Hotel

3.5 out of 5
900 S Orme St, Arlington, VA
$93 nightly
The price is $106 total per night from Aug 22 to Aug 23
$106 total
Aug 22 - Aug 23
Total includes taxes and fees
Stay at this 3.5-star business-friendly hotel in Arlington. Enjoy breakfast (surcharge), a free airport shuttle, and room service. Our guests praise the breakfast ...
8.4/10 Very Good! (2,539 reviews)
"It’s safe area of the Metro area"

Reviewed on Aug 19, 2025

Sheraton Pentagon City Hotel
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced Washington Hotels

Fairfield Inn & Suites Dulles Airport Chantilly

Fairfield Inn & Suites Dulles Airport Chantilly

2.5 out of 5
3960 Corsair Ct, Chantilly, VA
$85 nightly
The price is $98 total per night from Aug 29 to Aug 30
$98 total
Aug 29 - Aug 30
Total includes taxes and fees
Stay at this hotel in Chantilly. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. Popular ...
8.4/10 Very Good! (999 reviews)
"Great experience"

Reviewed on Aug 11, 2025

Fairfield Inn & Suites Dulles Airport Chantilly
Extended Stay America Suites Washington DC Chantilly Dulles

Extended Stay America Suites Washington DC Chantilly Dulles

2.5 out of 5
14420 Chantilly Crossing Ln, Chantilly, VA
$89 nightly
The price is $103 total per night from Sep 14 to Sep 15
$103 total
Sep 14 - Sep 15
Total includes taxes and fees
Book a stay at this business-friendly hotel in Chantilly. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Fair Oaks Mall and Chantilly ...
6.2/10 (455 reviews)
Awesome place
"I love coming here ,this place is really affordable and its gor everything u need a hotel. Fridge, small kitchen, iron board and nice bathroom. Will definitely be coming back"

Reviewed on Jul 27, 2025

Extended Stay America Suites Washington DC Chantilly Dulles
Wingate by Wyndham Chantilly / Dulles Airport

Wingate by Wyndham Chantilly / Dulles Airport

3 out of 5
3940 Centerview Dr, Chantilly, VA
$97 nightly
The price is $111 total per night from Sep 1 to Sep 2
$111 total
Sep 1 - Sep 2
Total includes taxes and fees
Stay at this 3-star business-friendly hotel in Chantilly. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.2/10 Very Good! (1,377 reviews)
"Efficient front desk. Good breakfast with friendly service. Clean rooms, good amenities."

Reviewed on Aug 17, 2025

Wingate by Wyndham Chantilly / Dulles Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

BIL to IAD Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
BIL Address & GPS
Address:
1901 Terminal Circle, Room 216
Billings MT, 59105
United States
IATA Code:
BIL
Longitude:
-108.537229
Latitude:
45.803419
Time Zone:
America/Denver
IAD Address & GPS
Address:
1 Saarinen Circle
Dulles VA, 20166
United States
IATA Code:
IAD
Longitude:
-77.447735
Latitude:
38.95315
Time Zone:
America/New_York

Frequently asked questions

Are there non-stop flights from Logan Intl. Airport (BIL) to Washington Dulles Intl. Airport (IAD)?
As you can't fly nonstop from Billings Logan International Airport to Washington Dulles Intl. Airport (IAD), a flight with just one stopover is the next best thing. United Airlines, Copa Airlines and Alaska Airlines are all respected airlines that service this route.
What is the shortest flight from BIL to Washington Dulles Intl. Airport (IAD)?
Grab an in-flight wine or two and get cozy in your seat with an engrossing movie or book. With the flight from BIL to IAD taking 5 hours and 34 minutes, you'll have plenty of time to relax and enjoy the ride.
How many hours flight from Billings Logan International Airport to Washington Dulles Intl. Airport (IAD)?
On average, it takes 5 hours and 38 minutes to jet from BIL to IAD. Get through this medium-haul journey by watching some films and listening to podcasts. Alternatively, use the time to catch up on some sleep.
What airlines have the most flights from Billings Logan International Airport to Washington Dulles Intl. Airport (IAD)?
You won't be able to find any airlines flying direct from Billings Logan International Airport to Dulles Intl. Airport. Do your research and secure a multi-stop or one-stop plane ticket.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.