Cheap flights from Billings to Dulles Intl (BIL - IAD)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Billings (BIL) to Dulles Intl (IAD)

All the information you need to plan the best BIL to IAD flight in 2021: compare Billings to Dulles Intl flight prices with the expected peak season, weather and rainfall in Dulles Intl.
BIL - IAD
Price
$308 - $606
IAD
Temperature
35.6 - 80.6 °F
IAD
Precipitation
2.6 - 4 inches

Popular in

September

High demand for flights, 28% potential price rise

Cheapest in

January

Best time to find cheap flights, 29% potential price drop

Average price

$481

Average for round-trip flights in December 2021

Round-trip from

$308

From Billings Logan Intl to Washington Dulles Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Billings to Washington Dulles Intl Airport?

The best pricing can be found in the month of April. Prices to Washington Dulles Intl Airport from Billings average $430. You can even find prices in April for less than $430, as users have found deals to Washington Dulles Intl Airport from as low as $195. The month of March appears to be one of the more expensive times to travel to Washington Dulles Intl Airport from Billings. Flying in the targeted month can save you up to 49%.

When is the cheapest time to fly from Billings to Washington Dulles Intl Airport (BIL - IAD)?

When flying from Billings to Washington Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How far in advance should I book a flight from Billings to Washington Dulles Intl Airport?

To save up to 48% on this flight, we recommend booking at least 34 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Billings to Washington Dulles Intl Airport from $443 1-2 weeks out and tickets from $653 for flights departing within the next 72 hours.

Cheap flights from Billings to Dulles Intl in December, January 2022

The best prices found for BIL to IAD flights for December, January
25 Dec - 1 Jan
$506pp
BIL
Billings Logan Intl
American Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
   
2 STOPS
BIL
Billings Logan Intl
25 Dec - 1 Jan
$532pp
BIL
Billings Logan Intl
American Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
 
1 STOP
BIL
Billings Logan Intl
12 Dec - 15 Dec
$539pp
BIL
Billings Logan Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
 
1 STOP
BIL
Billings Logan Intl

Billings Logan Intl to Dulles Intl 2022 flight deals

Cheap flights to Dulles Intl from Billings found for this year
25 Dec - 1 Jan
$506pp
BIL
Billings Logan Intl
American Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
   
2 STOPS
BIL
Billings Logan Intl
25 Dec - 1 Jan
$532pp
BIL
Billings Logan Intl
American Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
 
1 STOP
BIL
Billings Logan Intl
12 Dec - 15 Dec
$539pp
BIL
Billings Logan Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
 
1 STOP
BIL
Billings Logan Intl

Last minute flights from Billings to Dulles Intl

Late deals on round-trip flights to Dulles Intl from Billings, departing today and this week
12 Dec - 15 Dec
$539pp
BIL
Billings Logan Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
 
1 STOP
BIL
Billings Logan Intl
12 Dec - 15 Dec
$542pp
BIL
Billings Logan Intl
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
   
2 STOPS
BIL
Billings Logan Intl
12 Dec - 15 Dec
$543pp
BIL
Billings Logan Intl
Delta
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
   
2 STOPS
BIL
Billings Logan Intl

One-way flights to Dulles Intl from Billings

The cheapest one-way flights from Billings to Dulles Intl
6:10 am - 6:40 am
Delta
1 Stop
22h 30m
BIL - IAD
Delta
$547
Delta
8:46 am - 9:51 am
American Airlines
2 Stops
23h 05m
BIL - IAD
American Airlines
6:50 am - 7:51 pm
United Airlines
3 Stops
11h 01m
BIL - IAD
United Airlines
$944
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Billings</span> to <span class="emphasized">Dulles Intl</span> flights.

Flight FAQs

From Billings to Dulles Intl

What airport do you fly from for flights from Billings to Washington Dulles Intl?

Located just 2.7 mi from the city center, Billings Logan Intl is the airport most travelers will use when flying to Washington Dulles Intl from Billings. Booking flights from Billings Logan Intl (BIL) to Washington Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington Dulles Intl from 3 different airlines.

Which airlines flying from Billings Logan Intl to Washington Dulles Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Billings Logan Intl to Washington Dulles Intl that may be offering flexible cancellation policies are United Airlines, Delta, and Frontier. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Billings to Washington Dulles Intl Airport for under $400 on Cheapflights?

Yes, there are multiple flights from Billings to Washington Dulles Intl Airport for under $400. The cheapest flight booked recently is on Delta for just $339, but on average you can expect to pay $490.

Are there last-minute flights available from Billings to Washington Dulles Intl Airport for under $600?

There are currently 10+ open flights from Billings to Washington Dulles Intl Airport within the next 7 days for less than $600.

What are the cheapest airlines flying from Billings to Washington Dulles Intl Airport round-trip?

Delta, at $339, was found to be the cheapest airline from Billings to Washington Dulles Intl Airport.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is priced at 21% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Billings to Washington Dulles Intl Airport one-way?

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $273. Delta flights start at $542 while deals on United Airlines start at $944 one-way.

What are the most popular airlines that fly from Billings to Washington Dulles Intl Airport?

Delta, Frontier and United Airlines are the most popular airlines when flying from Billings to Washington Dulles Intl Airport.

What are the cheapest flights from Billings to Washington Dulles Intl Airport?

On average you can expect to pay $282 for a flight from Billings to Washington Dulles Intl Airport. The cheapest flight overall is $173 while the most popular route, (Billings Logan Intl - Washington Dulles Intl) is currently priced at $343.

Related searches

Flights to Dulles Intl from Billings (BIL)
Flights to Billings Flights to Dulles Intl Flights from Billings Flights from Dulles Intl

Rent a Car

Car Rentals at Dulles Intl

COVID Restrictions

View COVID Travel Restrictions for Dulles Intl (IAD)

Do I need a COVID test to fly to Dulles Intl from Billings?

Information is based on travel restrictions for travel to Washington Dulles Intl within the United States

Most visitors from Billings Logan Intl need to provide a negative COVID-19 test result and/or quarantine to enter Washington Dulles Intl.

COVID-19 testing requirements
Visitors from Billings Logan Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from Billings Logan Intl are not required to quarantine after entering Washington Dulles Intl.

Do I need a test to fly back to Billings from Dulles Intl?

Returning to Billings Logan Intl from Washington Dulles Intl

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Billings Logan Intl.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering Billings Logan Intl.

Hide COVID Travel Restrictions for Dulles Intl (IAD)

Alternative routes for Billings to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Dulles Intl

Things to know before you go - useful duration and weather info for your trip from Billings to Dulles Intl.
Average temperature for December in Dulles Intl
48.2 °F
Avg rainfall for December in Dulles Intl
3.2 ″

Airports servicing Billings

Airports servicing Washington

Home North America USA Washington Dulles Intl Cheap flights from Billings to Dulles Intl