IAD - BIL

$195 Find Cheap Flights from Washington Dulles Airport to Billings - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$389
Typical prices: $418-$683
United Airlines
Sat 12/8Sat 12/15
IAD - BIL • 1 stop
Cheapest one-way
$195
Typical prices: $284-$487
Multiple Airlines
Mon 12/17
IAD - BIL • 1 stop
Nonstop flights
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Billings. You'll need to take a connecting flight to reach the destination.
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When to travel
Cheapest • 29% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $349 (round-trip)
Shortest trip • 6h 14m (one-way)
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Insights
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Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Billings

Fri, Dec 4 - Mon, Dec 7
American Airlines Logo
2:42 pm - 8:49 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
8h 07m1 stop Dallas/Fort Worth
American Airlines Logo
1:28 pm - 11:30 pmBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
8h 02m1 stop Dallas/Fort Worth
$389American Airlines
Tue, Dec 8 - Tue, Dec 15
United Airlines Logo
4:21 pm - 8:59 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
6h 38m1 stop Denver Intl
United Airlines Logo
2:33 pm - 11:15 pmBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
6h 42m1 stop Denver Intl
$389United Airlines
Sun, Dec 6 - Sun, Dec 13
United Airlines Logo
8:20 am - 3:23 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
9h 03m1 stop Denver Intl
United Airlines Logo
2:33 pm - 11:15 pmBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
6h 42m1 stop Denver Intl
$389United Airlines
Tue, Dec 8 - Tue, Dec 15
United Airlines Logo
1:00 pm - 8:59 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
9h 59m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
2:33 pm - 11:15 pmBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
6h 42m1 stop Denver Intl
$394United Airlines
Fri, Dec 4 - Mon, Dec 7
American Airlines Logo
9:40 am - 8:49 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
13h 09m2 stops Charlotte Douglas Dallas/Fort Worth
American Airlines Logo
1:28 pm - 11:30 pmBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
8h 02m1 stop Dallas/Fort Worth
$394American Airlines
Tue, Dec 8 - Tue, Dec 15
Delta Logo
8:07 am - 7:48 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
13h 41m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul
Delta Logo
6:21 pm - 11:49 amBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
15h 28m2 stops Salt Lake City New York John F Kennedy Intl
$399Delta
Fri, Apr 23 - Thu, Apr 29
Delta Logo
7:15 am - 12:19 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
7h 04m1 stop Salt Lake City
Delta Logo
11:35 am - 11:33 pmBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
9h 58m2 stops Salt Lake City Minneapolis St Paul
$449Delta
Fri, Apr 23 - Thu, Apr 29
Delta Logo
7:00 am - 5:49 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
12h 49m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
11:35 am - 11:33 pmBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
9h 58m2 stops Salt Lake City Minneapolis St Paul
$454Delta
Fri, Apr 23 - Thu, Apr 29
Delta Logo
7:15 am - 12:19 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
7h 04m1 stop Salt Lake City
Delta Logo
11:35 am - 11:33 pmBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
9h 58m2 stops Salt Lake City Minneapolis St Paul
$484Delta
Fri, Dec 4 - Mon, Dec 7
Delta Logo
6:00 am - 5:41 pmIAD  Washington, D.C. Dulles Intl-BIL Billings Logan Intl
13h 41m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
6:21 pm - 11:49 amBIL  Billings Logan Intl-IAD Washington, D.C. Dulles Intl
15h 28m2 stops Salt Lake City New York John F Kennedy Intl
$489Delta
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Billings flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Billings?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Billings typically range from $418 to $683. The lowest price found in the past 5 days was $389, on United Airlines.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Billings?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Billings. It’s 23% cheaper than the average day, while Thursday is the most expensive, with prices 48% higher.

What’s the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Billings?

•November is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Billings at $378 round-trip.
•March ($945) and July ($873) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 150% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Key details for Washington, D.C. Dulles Intl Airport to Billings flights

Low season

February

Cheapest flight

$195
Beat the crowds with an average 69% drop in travelers.
The most popular month to fly with an average 74% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Billings

When to book flights from Dulles Intl to Billings

Are your dates flexible? Find out the best times to travel from Dulles Intl to Billings based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Billings flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Billings?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Billings.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to Billings?

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Billings takes 00m, covering 1,643 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Billings?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Billings flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Billings range from $418 to $683, with an average of $535 over the past 12 months. Anything below $418 counts as a good deal.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Billings looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Billings are currently lower than usual. Average one-way flight prices are about $293, which is 21% below the typical average for this route.

  • What car rental options are available at Billings Logan Intl Airport (BIL)?

    Billings Logan Intl Airport (BIL) hosts 5 major car rental companies, with daily rates averaging $92 for economy cars. Top options include:

    • Rent-A-Wreck
    • Budget
    • Hertz
    • Alamo
    • Enterprise Rent-A-Car

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Billings?

    Flights from Washington, D.C. Dulles Intl Airport to Billings usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Billings Logan Intl (BIL).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Billings pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to Billings most commonly connect through:

    • Denver Intl (DEN) - 78% of one-stop connections
    • Dallas/Fort Worth (DFW) - 13% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 7% of one-stop connections
    • Minneapolis St Paul (MSP) - 1% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Billings?

    Yes. Flexible dates can save you up to 49% on flights from Washington, D.C. Dulles Intl Airport to Billings. Saturday is the cheapest departure day at $413 round-trip on average, while Thursday is the most expensive at $796, a difference of $383.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Billings?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 6h 14m, compared with 7h 21m via Denver Intl (DEN) and 7h 50m via Dallas/Fort Worth (DFW).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Billings?

    Billings is 2 hours behind Washington, D.C. Dulles Intl Airport (Mountain Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to Billings flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Thursday. On this route, Saturday flights average $413, about $383 less than Thursday fares (48% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Billings trip for November. Fares historically average $378 round-trip in that month - typically $567 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Billings Logan Intl Airport.

    • Hilltop Inn by Riversage

More options for your flight from Dulles Intl to Billings

Complete your trip to Billings with a hotel stay or car rental