Flights Baltimore → Denver
As of October 2026, economy flights from Baltimore to Denver have a typical range USD 205–560, median USD 304. Full range across all 241 offers: USD 139–1466. We found 54% of 241 offers from budget carriers (around USD 295) and 46% from full-service carriers (around USD 304).
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Baltimore → Denver
Based on 241 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Baltimore → Denver
Add-on pricing from the cheapest available offer per airline · October 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Frontier Airlines | — | — | — |
| Southwest | — | Included | — |
| United | Included | USD 35 | — |
| Delta | Included | USD 35 | — |
| American Airlines | Included | USD 35 | — |
| Southwest | — | USD 90 | — |
| Copa | Included | USD 40 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Baltimore to Denver cost?
Based on 241 offers · October 2026
Baltimore to Denver flights ranged from USD 139 to USD 1466 across 241 offers analyzed in October 2026. Two fare clusters detected: budget fares around 338 and premium fares around 603 The chart below shows how prices distributed across all 241 offers.
These 241 offers (October 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 295 and USD 304
What hidden fees do Baltimore to Denver flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Baltimore to Denver routes. The breakdown below is based on 241 offers analyzed in October 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| F9 | 54 | 27% |
| WN | 34 | 9% |
| UA | 45 | 15% |
| DL | 45 | 13% |
| AA | 45 | 14% |
| Southwest | 90 | 24% |
| CM | 55 | 4% |
Southwest: base ~USD 281 + fees USD 90 = ~USD 371 total. Copa Airlines: base ~USD 1411 + fees USD 55 = ~USD 1466 total.
Southwest's USD 90 ancillary fees narrow the gap with Copa Airlines's lower-fee model — the USD 1130 base difference shrinks to USD 1095 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Baltimore to Denver?
10 airlines flew Baltimore to Denver in this dataset. The route shows a clear split between low-cost and full-service carriers. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (Frontier), fares ranged USD 183–204 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 Frontier | 15 | 183–204 | 195 | n/a |
 Frontier Airlines | 14 | 183–210 | 199 | 54 (27%) |
 WN|F9 | 2 | — | 209 | n/a |
 F9|WN | 1 | — | 241 | n/a |
 United Airlines | 17 | 288–327 | 295 | 45 (15%) |
 Southwest Airlines | 81 | 295–560 | 295 | 34 (12%) |
 Delta Air Lines | 64 | — | 304 | 45 (15%) |
 American Airlines | 45 | — | 304 | 45 (15%) |
 Southwest | 1 | — | 371 | 90 (24%) |
 Copa Airlines | 1 | — | 1466 | 55 (4%) |
Where do the best Baltimore → Denver prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Baltimore to Denver flights
- Full-service carriers on Baltimore–Denver cost 1.8x more than budget airlines (USD 470 vs USD 265 median; overall median USD 304).
- Southwest charges 2.6x more in ancillary fees than WN — USD 90 vs USD 34 avg per booking.
- The same route priced USD 365 apart depending on where it was booked — the lowest median was USD 195. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Baltimore to Denver cost?
- Based on 241 offers analyzed, Baltimore to Denver flights range from USD 139 to USD 1466, with a median price of USD 304. Search for your specific dates →
- What hidden fees should I expect on Baltimore to Denver flights?
- On average, ancillary fees (bags, seat selection) add USD 42 to the base fare on Baltimore to Denver flights. See itemized fees for your itinerary →
- Which airline is cheapest on Baltimore to Denver including all fees?
- Frontier has the lowest median fare on Baltimore to Denver at USD 195 (median across 15 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Baltimore–Denver flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 195. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Baltimore to Denver routes?
- Baltimore to Denver has 10 airlines competing, creating a price range from USD 139 to USD 1466 across 241 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
10 airlines, two price clusters — find which fits your budget
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